nix, run nix code formatter alejandra

6 files changed, 774 insertions, 722 deletions

diff --git a/default.nix b/default.nix
index f00ab4c..922b291 100755
--- a/default.nix
+++ b/default.nix
@@ -1,3 +1,3 @@
 #!/usr/bin/env -S nix-build
-{ pkgs ? import <nixpkgs> {} }:
+{pkgs ? import <nixpkgs> {}}:
 pkgs.callPackage ./devenv.nix {}
diff --git a/derivation.nix b/derivation.nix
index a1e712a..8aee027 100644
--- a/derivation.nix
+++ b/derivation.nix
@@ -1,119 +1,130 @@
-{ pkgs ? import <nixpkgs> {},
+{
+  pkgs ? import <nixpkgs> {},
   stdenv ? pkgs.stdenv,
   lib ? pkgs.lib,
   ldc ? null,
   dcompiler ? pkgs.ldc,
-  dub ? pkgs.dub
+  dub ? pkgs.dub,
 }:
 assert dcompiler != null;
 with (
-  with lib;
-  let
-    filterDub = name: type: let baseName = baseNameOf (toString name); in ! ( # filter function to remove the .dub package folder from src
-      type == "directory" && baseName == ".dub"
-    );
+  with lib; let
+    filterDub = name: type: let
+      baseName = baseNameOf (toString name);
+    in
+      ! ( # filter function to remove the .dub package folder from src
+        type == "directory" && baseName == ".dub"
+      );
     targetOf = package: "${package.targetPath or "."}/${package.targetName or package.name}";
     # remove reference to build tools and library sources
-    disallowedReferences = deps: [ dcompiler dub ];
+    disallowedReferences = deps: [dcompiler dub];
     removeExpr = refs: ''remove-references-to ${lib.concatMapStrings (ref: " -t ${ref}") refs}'';
   in {
     mkDubDerivation = lib.makeOverridable ({
-      src,
-      nativeBuildInputs ? [],
-      dubJSON ? src + "/dub.json",
-      passthru ? {},
-      package ? lib.importJSON dubJSON,
-      ...
-    } @ attrs: stdenv.mkDerivation (attrs // {
-      pname = package.name;
-      nativeBuildInputs = [ dcompiler dub pkgs.removeReferencesTo ] ++ nativeBuildInputs;
-      disallowedReferences = disallowedReferences deps;
-      passthru = passthru // {
-        inherit dub dcompiler pkgs;
-      };
-      src = lib.cleanSourceWith {
-        filter = filterDub;
-        src = lib.cleanSource src;
-      };
-      preFixup = ''
-        find $out/share/cgi-bin -type f -exec ${removeExpr (disallowedReferences deps)} '{}' + || true
-      '';
-      buildPhase = ''
-        runHook preBuild
-        HOME="$PWD"
-        DFLAGS="-O2 -inline"
-        for DC_ in dmd ldmd2 gdmd; do
-          echo "- check for D compiler $DC_"
-          DC=$(type -P $DC_ || echo "")
-          if [ ! "$DC" == "" ]; then
-            break
-          fi
-        done
-        if [ "$DC" == "" ]; then
-          exit "Error: could not find D compiler"
-        fi
-        echo "$DC_ used as D compiler to build $pname"
-        dub build --compiler=$DC --build=release --combined --skip-registry=all
-        runHook postBuild
-      '';
-      checkPhase = ''
-        runHook preCheck
-        HOME="$PWD"
-        dub test --combined --skip-registry=all
-        runHook postCheck
-      '';
-      installPhase = ''
-        runHook preInstall
-        mkdir -p $out/share/cgi-bin
-        cp -r "${targetOf package}" $out/share/cgi-bin
-        install -m755 -D $out/share/cgi-bin/spine_search spine_search
-        runHook postInstall
-      '';
-      postInstall = ''
-        echo "HERE ${targetOf package} $out/share/cgi-bin"
-        echo `ls -la $out/share/cgi-bin/spine_search`
-      '';
-      meta = lib.optionalAttrs (package ? description) {
-        description = package.description;
-      } // attrs.meta or {};
-    } // lib.optionalAttrs (!(attrs ? version)) {
-      name = package.name; # use name from dub.json, unless pname and version are specified
-    }));
+        src,
+        nativeBuildInputs ? [],
+        dubJSON ? src + "/dub.json",
+        passthru ? {},
+        package ? lib.importJSON dubJSON,
+        ...
+      } @ attrs:
+        stdenv.mkDerivation (attrs
+          // {
+            pname = package.name;
+            nativeBuildInputs = [dcompiler dub pkgs.removeReferencesTo] ++ nativeBuildInputs;
+            disallowedReferences = disallowedReferences deps;
+            passthru =
+              passthru
+              // {
+                inherit dub dcompiler pkgs;
+              };
+            src = lib.cleanSourceWith {
+              filter = filterDub;
+              src = lib.cleanSource src;
+            };
+            preFixup = ''
+              find $out/share/cgi-bin -type f -exec ${removeExpr (disallowedReferences deps)} '{}' + || true
+            '';
+            buildPhase = ''
+              runHook preBuild
+              HOME="$PWD"
+              DFLAGS="-O2 -inline"
+              for DC_ in dmd ldmd2 gdmd; do
+                echo "- check for D compiler $DC_"
+                DC=$(type -P $DC_ || echo "")
+                if [ ! "$DC" == "" ]; then
+                  break
+                fi
+              done
+              if [ "$DC" == "" ]; then
+                exit "Error: could not find D compiler"
+              fi
+              echo "$DC_ used as D compiler to build $pname"
+              dub build --compiler=$DC --build=release --combined --skip-registry=all
+              runHook postBuild
+            '';
+            checkPhase = ''
+              runHook preCheck
+              HOME="$PWD"
+              dub test --combined --skip-registry=all
+              runHook postCheck
+            '';
+            installPhase = ''
+              runHook preInstall
+              mkdir -p $out/share/cgi-bin
+              cp -r "${targetOf package}" $out/share/cgi-bin
+              install -m755 -D $out/share/cgi-bin/spine_search spine_search
+              runHook postInstall
+            '';
+            postInstall = ''
+              echo "HERE ${targetOf package} $out/share/cgi-bin"
+              echo `ls -la $out/share/cgi-bin/spine_search`
+            '';
+            meta =
+              lib.optionalAttrs (package ? description) {
+                description = package.description;
+              }
+              // attrs.meta or {};
+          }
+          // lib.optionalAttrs (!(attrs ? version)) {
+            name = package.name; # use name from dub.json, unless pname and version are specified
+          }));
   }
 );
-mkDubDerivation rec {
-  name          = "spine-search-${version}";
-  #version       = "0.12.0";
-  src           = ./.;
-  buildInputs = [
-    pkgs.sqlite (
-      with pkgs; [
-        nixVersions.unstable #nixFlakes
-        ## package manager
-        dub
-        ## compiler
-        ldc
-        rund
-        ## linker
-        #lld
-        #mold
-        ## builder
-        #ninja
-        sqlite
-      ]
-    )
-  ];
-  meta = with pkgs.lib; {
-    pname       = "spine-search";
-    version     = "0.12.0";
-    homepage    = "https://sisudoc.org";
-    description = "cgi sqlite search form for document object search";
-    longDescription = ''
-      a sisu like parser & document generator
-    '';
-    homepage    = "https://sisudoc.org";
-    license     = licenses.agpl3Plus;
-    platforms   = platforms.linux;
-    maintainers = [ "RalphAmissah" ];
-  };
-}
+  mkDubDerivation rec {
+    name = "spine-search-${version}";
+    #version       = "0.12.0";
+    src = ./.;
+    buildInputs = [
+      pkgs.sqlite
+      (
+        with pkgs; [
+          nixVersions.unstable #nixFlakes
+          ## package manager
+          dub
+          ## compiler
+          ldc
+          rund
+          ## linker
+          #lld
+          #mold
+          ## builder
+          #ninja
+          sqlite
+        ]
+      )
+    ];
+    meta = with pkgs.lib; {
+      pname = "spine-search";
+      version = "0.12.0";
+      homepage = "https://sisudoc.org";
+      description = "cgi sqlite search form for document object search";
+      longDescription = ''
+        a sisu like parser & document generator
+      '';
+      homepage = "https://sisudoc.org";
+      license = licenses.agpl3Plus;
+      platforms = platforms.linux;
+      maintainers = ["RalphAmissah"];
+    };
+  }
diff --git a/devenv.nix b/devenv.nix
index 02cca28..8228711 100644
--- a/devenv.nix
+++ b/devenv.nix
@@ -1,42 +1,46 @@
-{ pkgs ? import <nixpkgs> { }, name ? "user-env" }:
+{
+  pkgs ? import <nixpkgs> {},
+  name ? "user-env",
+}:
 with pkgs;
-buildEnv {
-  inherit name;
-  extraOutputsToInstall = [ "out" "man" "lib" ]; # to get all needed symlinks
-  paths = [
-    # ❯❯❯ nix_related
-    #nix # if not on NixOS, this is needed
-    direnv
-    #cachix
-    nixVersions.unstable #nixFlakes
-    nix-prefetch-git
-    validatePkgConfig
-    nix-output-monitor
-    nix-tree
-    jq
-    git
-    gnumake
-    ps
-    # ❯❯❯ d_build_related
-    # ❯❯ package manager
-    dub
-    # ❯❯ compiler
-    dmd
-    ldc
-    # ❯❯❯ sqlite search related
-    sqlite
-    # this will create a script that will rebuild and upgrade your setup; using shell script syntax
-    (writeScriptBin "nix-rebuild" ''
-      #!${stdenv.shell}
-      #cd <path-to-flake> || exit 1
-      nix flake update
-      nix profile upgrade '.*'
-    '')
-    # puts in your root the nixpkgs version
-    (writeTextFile {
-      name = "nixpkgs-version";
-      destination = "/nixpkgs-version";
-      text = lib.version;
-    })
-  ];
-}
+  buildEnv {
+    inherit name;
+    extraOutputsToInstall = ["out" "man" "lib"]; # to get all needed symlinks
+    paths = [
+      # ❯❯❯ nix_related
+      #nix # if not on NixOS, this is needed
+      direnv
+      #cachix
+      nixVersions.unstable #nixFlakes
+      nix-prefetch-git
+      validatePkgConfig
+      nix-output-monitor
+      nix-tree
+      jq
+      alejandra
+      git
+      gnumake
+      ps
+      # ❯❯❯ d_build_related
+      # ❯❯ package manager
+      dub
+      # ❯❯ compiler
+      dmd
+      ldc
+      # ❯❯❯ sqlite search related
+      sqlite
+      # this will create a script that will rebuild and upgrade your setup; using shell script syntax
+      (writeScriptBin "nix-rebuild" ''
+        #!${stdenv.shell}
+        #cd <path-to-flake> || exit 1
+        nix flake update
+        nix profile upgrade '.*'
+      '')
+      # puts in your root the nixpkgs version
+      (writeTextFile {
+        name = "nixpkgs-version";
+        destination = "/nixpkgs-version";
+        text = lib.version;
+      })
+    ];
+  }
diff --git a/flake.nix b/flake.nix
index b362da7..e5dded3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,169 +1,179 @@
 {
-  description                  = "a sisu like document parser search form";
-  inputs.nixpkgs.url           = "github:NixOS/nixpkgs/nixpkgs-unstable"; # "github:nixos/nixpkgs"; "github:NixOS/nixpkgs/nixpkgs-unstable"; "nixpkgs/nixos-unstable"; "nixpkgs/nixos-21.11";
-  inputs.flake-utils.url       = "github:numtide/flake-utils";
-  outputs = { self, nixpkgs, flake-utils } @inputs:
-    let
-      pname                    = "spine_search";
-      version                  = "0.12.0";
-      shell                    = ./shell.nix; # ./default.nix;
-      devEnv                   = ./.envrc; # ./shell.nix; # ./default.nix;
-      supportedSystems         = [ "x86_64-linux" ]; # [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
-      forAllSystems            = nixpkgs.lib.genAttrs supportedSystems;
-      nixpkgsFor               = forAllSystems (system: import nixpkgs { inherit system;  }); # nixpkgs instantiated for supported system types.
-      checkPhase = ''
-        runHook preCheck
-        dub test --combined --skip-registry=all
-        runHook postCheck
-      '';
-      installPhase = ''
-        runHook preInstall
-        mkdir -p $out/share/cgi-bin
-        install -m755 -D ./cgi-bin/spine_search $out/share/cgi-bin/spine_search
-        runHook postInstall
-      '';
-      postInstall = ''
-        echo `ls -la $out/share/cgi-bin/spine_search`
-      '';
-    in {
-      packages = forAllSystems (system:
-        let pkgs               = nixpkgsFor.${system};
-        in with pkgs; {
-          default = stdenv.mkDerivation {
-            inherit pname;
-            inherit version;
-            executable         = true;
-            src                = self;
-            inherit shell;
-            inherit devEnv;
-            buildInputs        = [ sqlite ];
-            nativeBuildInputs  = [ dub ldc gnumake ]; # [ dub dmd ]; [ dub ldc ]; [ dub gdc ];
-            buildPhase = ''
-              runHook preBuild
-              for DC_ in dmd ldmd2 ldc2 gdc gdmd; do
-                echo "- check for D compiler $DC_"
-                DC=$(type -P $DC_ || echo "")
-                if [ ! "$DC" == "" ]; then break; fi
-              done
-              if [ "$DC" == "" ]; then exit "Error: could not find D compiler"; fi
-              echo "$DC_ used as D compiler to build $pname"
-              dub build --compiler=$DC --build=$DC_ --combined --skip-registry=all
-              runHook postBuild
-            '';
-            inherit checkPhase;
-            inherit installPhase;
-            inherit postInstall;
-          };
-          spine-search-dmd = stdenv.mkDerivation {
-            inherit pname;
-            inherit version;
-            meta.mainProgram   = "spine_search-dmd";
-            executable         = true;
-            src                = self;
-            inherit shell;
-            inherit devEnv;
-            buildInputs        = [ sqlite ];
-            nativeBuildInputs  = [ dub dmd gnumake ];
-            buildPhase = ''
-              runHook preBuild
-              dub build --compiler=$(type -P dmd) --build=dmd --combined --skip-registry=all
-              runHook postBuild
-            '';
-            inherit checkPhase;
-            inherit installPhase;
-            inherit postInstall;
-          };
-          spine-search-ldc = stdenv.mkDerivation {
-            inherit pname;
-            inherit version;
-            meta.mainProgram   = "spine_search-ldc";
-            executable         = true;
-            src                = self;
-            inherit shell;
-            inherit devEnv;
-            buildInputs        = [ sqlite ];
-            nativeBuildInputs  = [ dub ldc gnumake ];
-            buildPhase = ''
-              runHook preBuild
-              dub build --compiler=$(type -P ldc2) --build=ldc2 --combined --skip-registry=all
-              runHook postBuild
-            '';
-            inherit checkPhase;
-            inherit installPhase;
-            inherit postInstall;
-          };
-          #spine-search-gdc = stdenv.mkDerivation {
-          #  inherit pname;
-          #  inherit version;
-          #  meta.mainProgram   = "spine_search-gdc";
-          #  executable         = true;
-          #  src                = self;
-          #  inherit shell;
-          #  inherit devEnv;
-          #  buildInputs        = [ sqlite ];
-          #  nativeBuildInputs  = [ dub gdc gnumake ];
-          #  buildPhase = ''
-          #    runHook preBuild
-          #    dub build --compiler=$(type -P gdc) --build=gdc --combined --skip-registry=all
-          #    runHook postBuild
-          #  '';
-          #  inherit checkPhase;
-          #  inherit installPhase;
-          #  inherit postInstall;
-          #};
-          #vendorSha256 = "sha256-0Q00000000000000000000000000000000000000000=";
-      });
-      devShells = forAllSystems (system:
-        let
-          pkgs = nixpkgsFor.${system};
-          shellHook = ''
-            export DFLAGS="-O2 -inline -boundscheck=on -color=on"
-            export Date=`date "+%Y%m%d"`
-            export SpineVER=$(git describe --long --tags | sed 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g')
-            ### set local values in .envrc-local (or modify here if you must)
-            # export SpinePROJ=~/grotto/repo/git.repo/projects/doc-reform/code/software/spine
-            # export SpineDOC=~/grotto/repo/git.repo/projects/project-spine/doc-reform-markup/spine-markup-samples
-            # export SpineOUT=/srv/www/spine
-            export SpineDBpath=/var/www/sqlite
-            # export SpineDBpath=/srv/www/spine/sqlite
-            export SpineSRC=$SpinePROJ/src
-            export SpineBIN=$SpinePROJ/result/bin
-            export SpinePOD=$SpineDOC/markup/pod
-            export SpineSearchActionLocal='http://localhost/spine_search'
-            # export SpineSearchActionRemote='https://sisudoc.org/spine_search'
-            export SpineCGIform='spine_search'
-            export SpineSQLdb='spine.search.db'
-            export PROG_VER_GIT="`git describe --long --tags | sed -e 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g'`"
-            export spineNixHelp="cat ./.env/nix-commands"
-            export spineHtml="spine --very-verbose --html --html-link-search --html-link-curate --curate --sqlite-update --sqlite-db-filename=\"spine.search.db\" --cgi-sqlite-search-filename=\"spine_search\" --sqlite-db-path=\"\$SpineDBpath\" --output=\"\$SpineOUT\" $SpinePOD/*"
-            export spineSqliteCreateDB="spine --very-verbose --sqlite-db-recreate --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\""
-            export spineSqlite="spine --very-verbose --sqlite-discrete --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
-            #export spineSqlite="spine --very-verbose --sqlite-update --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
+  description = "a sisu like document parser search form";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable"; # "github:nixos/nixpkgs"; "github:NixOS/nixpkgs/nixpkgs-unstable"; "nixpkgs/nixos-unstable"; "nixpkgs/nixos-21.11";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  } @ inputs: let
+    pname = "spine_search";
+    version = "0.12.0";
+    shell = ./shell.nix; # ./default.nix;
+    devEnv = ./.envrc; # ./shell.nix; # ./default.nix;
+    supportedSystems = ["x86_64-linux"]; # [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
+    forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+    nixpkgsFor = forAllSystems (system: import nixpkgs {inherit system;}); # nixpkgs instantiated for supported system types.
+    checkPhase = ''
+      runHook preCheck
+      dub test --combined --skip-registry=all
+      runHook postCheck
+    '';
+    installPhase = ''
+      runHook preInstall
+      mkdir -p $out/share/cgi-bin
+      install -m755 -D ./cgi-bin/spine_search $out/share/cgi-bin/spine_search
+      runHook postInstall
+    '';
+    postInstall = ''
+      echo `ls -la $out/share/cgi-bin/spine_search`
+    '';
+  in {
+    packages = forAllSystems (system: let
+      pkgs = nixpkgsFor.${system};
+    in
+      with pkgs; {
+        default = stdenv.mkDerivation {
+          inherit pname;
+          inherit version;
+          executable = true;
+          src = self;
+          inherit shell;
+          inherit devEnv;
+          buildInputs = [sqlite];
+          nativeBuildInputs = [dub ldc gnumake]; # [ dub dmd ]; [ dub ldc ]; [ dub gdc ];
+          buildPhase = ''
+            runHook preBuild
+            for DC_ in dmd ldmd2 ldc2 gdc gdmd; do
+              echo "- check for D compiler $DC_"
+              DC=$(type -P $DC_ || echo "")
+              if [ ! "$DC" == "" ]; then break; fi
+            done
+            if [ "$DC" == "" ]; then exit "Error: could not find D compiler"; fi
+            echo "$DC_ used as D compiler to build $pname"
+            dub build --compiler=$DC --build=$DC_ --combined --skip-registry=all
+            runHook postBuild
           '';
-        in with pkgs; {
-          devShell = mkShell {
-            name               = "spine base dev shell";
-            inherit shell;
-            inherit devEnv;
-            #buildInputs        = [ sqlite ];
-            #nativeBuildInputs  = [ dub dmd ldc gdc gnumake ];
-            packages     = [
-              sqlite
-              dub dmd ldc gnumake
-            ];
-            inherit shellHook;
-          };
-          devShell-sqlite = mkShell {
-            name               = "spine dev shell for latex & pdf output";
-            inherit shell;
-            inherit devEnv;
-            packages = [
-              dub dmd ldc gnumake
-              sqlite
-            ];
-            inherit shellHook;
-          };
-          default = import ./shell.nix { inherit pkgs; };
+          inherit checkPhase;
+          inherit installPhase;
+          inherit postInstall;
+        };
+        spine-search-dmd = stdenv.mkDerivation {
+          inherit pname;
+          inherit version;
+          meta.mainProgram = "spine_search-dmd";
+          executable = true;
+          src = self;
+          inherit shell;
+          inherit devEnv;
+          buildInputs = [sqlite];
+          nativeBuildInputs = [dub dmd gnumake];
+          buildPhase = ''
+            runHook preBuild
+            dub build --compiler=$(type -P dmd) --build=dmd --combined --skip-registry=all
+            runHook postBuild
+          '';
+          inherit checkPhase;
+          inherit installPhase;
+          inherit postInstall;
+        };
+        spine-search-ldc = stdenv.mkDerivation {
+          inherit pname;
+          inherit version;
+          meta.mainProgram = "spine_search-ldc";
+          executable = true;
+          src = self;
+          inherit shell;
+          inherit devEnv;
+          buildInputs = [sqlite];
+          nativeBuildInputs = [dub ldc gnumake];
+          buildPhase = ''
+            runHook preBuild
+            dub build --compiler=$(type -P ldc2) --build=ldc2 --combined --skip-registry=all
+            runHook postBuild
+          '';
+          inherit checkPhase;
+          inherit installPhase;
+          inherit postInstall;
+        };
+        #spine-search-gdc = stdenv.mkDerivation {
+        #  inherit pname;
+        #  inherit version;
+        #  meta.mainProgram   = "spine_search-gdc";
+        #  executable         = true;
+        #  src                = self;
+        #  inherit shell;
+        #  inherit devEnv;
+        #  buildInputs        = [ sqlite ];
+        #  nativeBuildInputs  = [ dub gdc gnumake ];
+        #  buildPhase = ''
+        #    runHook preBuild
+        #    dub build --compiler=$(type -P gdc) --build=gdc --combined --skip-registry=all
+        #    runHook postBuild
+        #  '';
+        #  inherit checkPhase;
+        #  inherit installPhase;
+        #  inherit postInstall;
+        #};
+        #vendorSha256 = "sha256-0Q00000000000000000000000000000000000000000=";
+      });
+    devShells = forAllSystems (system: let
+      pkgs = nixpkgsFor.${system};
+      shellHook = ''
+        export DFLAGS="-O2 -inline -boundscheck=on -color=on"
+        export Date=`date "+%Y%m%d"`
+        export SpineVER=$(git describe --long --tags | sed 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g')
+        ### set local values in .envrc-local (or modify here if you must)
+        # export SpinePROJ=~/grotto/repo/git.repo/projects/doc-reform/code/software/spine
+        # export SpineDOC=~/grotto/repo/git.repo/projects/project-spine/doc-reform-markup/spine-markup-samples
+        # export SpineOUT=/srv/www/spine
+        export SpineDBpath=/var/www/sqlite
+        # export SpineDBpath=/srv/www/spine/sqlite
+        export SpineSRC=$SpinePROJ/src
+        export SpineBIN=$SpinePROJ/result/bin
+        export SpinePOD=$SpineDOC/markup/pod
+        export SpineSearchActionLocal='http://localhost/spine_search'
+        # export SpineSearchActionRemote='https://sisudoc.org/spine_search'
+        export SpineCGIform='spine_search'
+        export SpineSQLdb='spine.search.db'
+        export PROG_VER_GIT="`git describe --long --tags | sed -e 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g'`"
+        export spineNixHelp="cat ./.env/nix-commands"
+        export spineHtml="spine --very-verbose --html --html-link-search --html-link-curate --curate --sqlite-update --sqlite-db-filename=\"spine.search.db\" --cgi-sqlite-search-filename=\"spine_search\" --sqlite-db-path=\"\$SpineDBpath\" --output=\"\$SpineOUT\" $SpinePOD/*"
+        export spineSqliteCreateDB="spine --very-verbose --sqlite-db-recreate --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\""
+        export spineSqlite="spine --very-verbose --sqlite-discrete --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
+        #export spineSqlite="spine --very-verbose --sqlite-update --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
+      '';
+    in
+      with pkgs; {
+        devShell = mkShell {
+          name = "spine base dev shell";
+          inherit shell;
+          inherit devEnv;
+          #buildInputs        = [ sqlite ];
+          #nativeBuildInputs  = [ dub dmd ldc gdc gnumake ];
+          packages = [
+            sqlite
+            dub
+            dmd
+            ldc
+            gnumake
+          ];
+          inherit shellHook;
+        };
+        devShell-sqlite = mkShell {
+          name = "spine dev shell for latex & pdf output";
+          inherit shell;
+          inherit devEnv;
+          packages = [
+            dub
+            dmd
+            ldc
+            gnumake
+            sqlite
+          ];
+          inherit shellHook;
+        };
+        default = import ./shell.nix {inherit pkgs;};
       });
   };
 }
diff --git a/org/config_nix.org b/org/config_nix.org
index ab9f081..fe72d99 100644
--- a/org/config_nix.org
+++ b/org/config_nix.org
@@ -161,171 +161,181 @@ postInstall:
 #+HEADER: :noweb yes
 #+BEGIN_SRC nix
 {
-  description                  = "a sisu like document parser search form";
-  inputs.nixpkgs.url           = "github:NixOS/nixpkgs/nixpkgs-unstable"; # "github:nixos/nixpkgs"; "github:NixOS/nixpkgs/nixpkgs-unstable"; "nixpkgs/nixos-unstable"; "nixpkgs/nixos-21.11";
-  inputs.flake-utils.url       = "github:numtide/flake-utils";
-  outputs = { self, nixpkgs, flake-utils } @inputs:
-    let
-      pname                    = "spine_search";
-      version                  = "<<spine_version_set>>";
-      shell                    = ./shell.nix; # ./default.nix;
-      devEnv                   = ./.envrc; # ./shell.nix; # ./default.nix;
-      supportedSystems         = [ "x86_64-linux" ]; # [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
-      forAllSystems            = nixpkgs.lib.genAttrs supportedSystems;
-      nixpkgsFor               = forAllSystems (system: import nixpkgs { inherit system;  }); # nixpkgs instantiated for supported system types.
-      checkPhase = ''
-        runHook preCheck
-        dub test --combined --skip-registry=all
-        runHook postCheck
-      '';
-      installPhase = ''
-        runHook preInstall
-        mkdir -p $out/share/cgi-bin
-        install -m755 -D ./cgi-bin/spine_search $out/share/cgi-bin/spine_search
-        runHook postInstall
-      '';
-      postInstall = ''
-        echo `ls -la $out/share/cgi-bin/spine_search`
-      '';
-    in {
-      packages = forAllSystems (system:
-        let pkgs               = nixpkgsFor.${system};
-        in with pkgs; {
-          default = stdenv.mkDerivation {
-            inherit pname;
-            inherit version;
-            executable         = true;
-            src                = self;
-            inherit shell;
-            inherit devEnv;
-            buildInputs        = [ sqlite ];
-            nativeBuildInputs  = [ dub ldc gnumake ]; # [ dub dmd ]; [ dub ldc ]; [ dub gdc ];
-            buildPhase = ''
-              runHook preBuild
-              for DC_ in dmd ldmd2 ldc2 gdc gdmd; do
-                echo "- check for D compiler $DC_"
-                DC=$(type -P $DC_ || echo "")
-                if [ ! "$DC" == "" ]; then break; fi
-              done
-              if [ "$DC" == "" ]; then exit "Error: could not find D compiler"; fi
-              echo "$DC_ used as D compiler to build $pname"
-              dub build --compiler=$DC --build=$DC_ --combined --skip-registry=all
-              runHook postBuild
-            '';
-            inherit checkPhase;
-            inherit installPhase;
-            inherit postInstall;
-          };
-          spine-search-dmd = stdenv.mkDerivation {
-            inherit pname;
-            inherit version;
-            meta.mainProgram   = "spine_search-dmd";
-            executable         = true;
-            src                = self;
-            inherit shell;
-            inherit devEnv;
-            buildInputs        = [ sqlite ];
-            nativeBuildInputs  = [ dub dmd gnumake ];
-            buildPhase = ''
-              runHook preBuild
-              dub build --compiler=$(type -P dmd) --build=dmd --combined --skip-registry=all
-              runHook postBuild
-            '';
-            inherit checkPhase;
-            inherit installPhase;
-            inherit postInstall;
-          };
-          spine-search-ldc = stdenv.mkDerivation {
-            inherit pname;
-            inherit version;
-            meta.mainProgram   = "spine_search-ldc";
-            executable         = true;
-            src                = self;
-            inherit shell;
-            inherit devEnv;
-            buildInputs        = [ sqlite ];
-            nativeBuildInputs  = [ dub ldc gnumake ];
-            buildPhase = ''
-              runHook preBuild
-              dub build --compiler=$(type -P ldc2) --build=ldc2 --combined --skip-registry=all
-              runHook postBuild
-            '';
-            inherit checkPhase;
-            inherit installPhase;
-            inherit postInstall;
-          };
-          #spine-search-gdc = stdenv.mkDerivation {
-          #  inherit pname;
-          #  inherit version;
-          #  meta.mainProgram   = "spine_search-gdc";
-          #  executable         = true;
-          #  src                = self;
-          #  inherit shell;
-          #  inherit devEnv;
-          #  buildInputs        = [ sqlite ];
-          #  nativeBuildInputs  = [ dub gdc gnumake ];
-          #  buildPhase = ''
-          #    runHook preBuild
-          #    dub build --compiler=$(type -P gdc) --build=gdc --combined --skip-registry=all
-          #    runHook postBuild
-          #  '';
-          #  inherit checkPhase;
-          #  inherit installPhase;
-          #  inherit postInstall;
-          #};
-          #vendorSha256 = "sha256-0Q00000000000000000000000000000000000000000=";
-      });
-      devShells = forAllSystems (system:
-        let
-          pkgs = nixpkgsFor.${system};
-          shellHook = ''
-            export DFLAGS="-O2 -inline -boundscheck=on -color=on"
-            export Date=`date "+%Y%m%d"`
-            export SpineVER=$(git describe --long --tags | sed 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g')
-            ### set local values in .envrc-local (or modify here if you must)
-            # export SpinePROJ=~/grotto/repo/git.repo/projects/doc-reform/code/software/spine
-            # export SpineDOC=~/grotto/repo/git.repo/projects/project-spine/doc-reform-markup/spine-markup-samples
-            # export SpineOUT=/srv/www/spine
-            export SpineDBpath=/var/www/sqlite
-            # export SpineDBpath=/srv/www/spine/sqlite
-            export SpineSRC=$SpinePROJ/src
-            export SpineBIN=$SpinePROJ/result/bin
-            export SpinePOD=$SpineDOC/markup/pod
-            export SpineSearchActionLocal='http://localhost/spine_search'
-            # export SpineSearchActionRemote='https://sisudoc.org/spine_search'
-            export SpineCGIform='spine_search'
-            export SpineSQLdb='spine.search.db'
-            export PROG_VER_GIT="`git describe --long --tags | sed -e 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g'`"
-            export spineNixHelp="cat ./.env/nix-commands"
-            export spineHtml="spine --very-verbose --html --html-link-search --html-link-curate --curate --sqlite-update --sqlite-db-filename=\"spine.search.db\" --cgi-sqlite-search-filename=\"spine_search\" --sqlite-db-path=\"\$SpineDBpath\" --output=\"\$SpineOUT\" $SpinePOD/*"
-            export spineSqliteCreateDB="spine --very-verbose --sqlite-db-recreate --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\""
-            export spineSqlite="spine --very-verbose --sqlite-discrete --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
-            #export spineSqlite="spine --very-verbose --sqlite-update --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
+  description = "a sisu like document parser search form";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable"; # "github:nixos/nixpkgs"; "github:NixOS/nixpkgs/nixpkgs-unstable"; "nixpkgs/nixos-unstable"; "nixpkgs/nixos-21.11";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  } @ inputs: let
+    pname = "spine_search";
+    version = "0.12.0";
+    shell = ./shell.nix; # ./default.nix;
+    devEnv = ./.envrc; # ./shell.nix; # ./default.nix;
+    supportedSystems = ["x86_64-linux"]; # [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
+    forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+    nixpkgsFor = forAllSystems (system: import nixpkgs {inherit system;}); # nixpkgs instantiated for supported system types.
+    checkPhase = ''
+      runHook preCheck
+      dub test --combined --skip-registry=all
+      runHook postCheck
+    '';
+    installPhase = ''
+      runHook preInstall
+      mkdir -p $out/share/cgi-bin
+      install -m755 -D ./cgi-bin/spine_search $out/share/cgi-bin/spine_search
+      runHook postInstall
+    '';
+    postInstall = ''
+      echo `ls -la $out/share/cgi-bin/spine_search`
+    '';
+  in {
+    packages = forAllSystems (system: let
+      pkgs = nixpkgsFor.${system};
+    in
+      with pkgs; {
+        default = stdenv.mkDerivation {
+          inherit pname;
+          inherit version;
+          executable = true;
+          src = self;
+          inherit shell;
+          inherit devEnv;
+          buildInputs = [sqlite];
+          nativeBuildInputs = [dub ldc gnumake]; # [ dub dmd ]; [ dub ldc ]; [ dub gdc ];
+          buildPhase = ''
+            runHook preBuild
+            for DC_ in dmd ldmd2 ldc2 gdc gdmd; do
+              echo "- check for D compiler $DC_"
+              DC=$(type -P $DC_ || echo "")
+              if [ ! "$DC" == "" ]; then break; fi
+            done
+            if [ "$DC" == "" ]; then exit "Error: could not find D compiler"; fi
+            echo "$DC_ used as D compiler to build $pname"
+            dub build --compiler=$DC --build=$DC_ --combined --skip-registry=all
+            runHook postBuild
+          '';
+          inherit checkPhase;
+          inherit installPhase;
+          inherit postInstall;
+        };
+        spine-search-dmd = stdenv.mkDerivation {
+          inherit pname;
+          inherit version;
+          meta.mainProgram = "spine_search-dmd";
+          executable = true;
+          src = self;
+          inherit shell;
+          inherit devEnv;
+          buildInputs = [sqlite];
+          nativeBuildInputs = [dub dmd gnumake];
+          buildPhase = ''
+            runHook preBuild
+            dub build --compiler=$(type -P dmd) --build=dmd --combined --skip-registry=all
+            runHook postBuild
+          '';
+          inherit checkPhase;
+          inherit installPhase;
+          inherit postInstall;
+        };
+        spine-search-ldc = stdenv.mkDerivation {
+          inherit pname;
+          inherit version;
+          meta.mainProgram = "spine_search-ldc";
+          executable = true;
+          src = self;
+          inherit shell;
+          inherit devEnv;
+          buildInputs = [sqlite];
+          nativeBuildInputs = [dub ldc gnumake];
+          buildPhase = ''
+            runHook preBuild
+            dub build --compiler=$(type -P ldc2) --build=ldc2 --combined --skip-registry=all
+            runHook postBuild
           '';
-        in with pkgs; {
-          devShell = mkShell {
-            name               = "spine base dev shell";
-            inherit shell;
-            inherit devEnv;
-            #buildInputs        = [ sqlite ];
-            #nativeBuildInputs  = [ dub dmd ldc gdc gnumake ];
-            packages     = [
-              sqlite
-              dub dmd ldc gnumake
-            ];
-            inherit shellHook;
-          };
-          devShell-sqlite = mkShell {
-            name               = "spine dev shell for latex & pdf output";
-            inherit shell;
-            inherit devEnv;
-            packages = [
-              dub dmd ldc gnumake
-              sqlite
-            ];
-            inherit shellHook;
-          };
-          default = import ./shell.nix { inherit pkgs; };
+          inherit checkPhase;
+          inherit installPhase;
+          inherit postInstall;
+        };
+        #spine-search-gdc = stdenv.mkDerivation {
+        #  inherit pname;
+        #  inherit version;
+        #  meta.mainProgram   = "spine_search-gdc";
+        #  executable         = true;
+        #  src                = self;
+        #  inherit shell;
+        #  inherit devEnv;
+        #  buildInputs        = [ sqlite ];
+        #  nativeBuildInputs  = [ dub gdc gnumake ];
+        #  buildPhase = ''
+        #    runHook preBuild
+        #    dub build --compiler=$(type -P gdc) --build=gdc --combined --skip-registry=all
+        #    runHook postBuild
+        #  '';
+        #  inherit checkPhase;
+        #  inherit installPhase;
+        #  inherit postInstall;
+        #};
+        #vendorSha256 = "sha256-0Q00000000000000000000000000000000000000000=";
+      });
+    devShells = forAllSystems (system: let
+      pkgs = nixpkgsFor.${system};
+      shellHook = ''
+        export DFLAGS="-O2 -inline -boundscheck=on -color=on"
+        export Date=`date "+%Y%m%d"`
+        export SpineVER=$(git describe --long --tags | sed 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g')
+        ### set local values in .envrc-local (or modify here if you must)
+        # export SpinePROJ=~/grotto/repo/git.repo/projects/doc-reform/code/software/spine
+        # export SpineDOC=~/grotto/repo/git.repo/projects/project-spine/doc-reform-markup/spine-markup-samples
+        # export SpineOUT=/srv/www/spine
+        export SpineDBpath=/var/www/sqlite
+        # export SpineDBpath=/srv/www/spine/sqlite
+        export SpineSRC=$SpinePROJ/src
+        export SpineBIN=$SpinePROJ/result/bin
+        export SpinePOD=$SpineDOC/markup/pod
+        export SpineSearchActionLocal='http://localhost/spine_search'
+        # export SpineSearchActionRemote='https://sisudoc.org/spine_search'
+        export SpineCGIform='spine_search'
+        export SpineSQLdb='spine.search.db'
+        export PROG_VER_GIT="`git describe --long --tags | sed -e 's/^[ a-z_-]\+\([0-9.]\+\)/\1/;s/\([^-]*-g\)/r\1/;s/-/./g'`"
+        export spineNixHelp="cat ./.env/nix-commands"
+        export spineHtml="spine --very-verbose --html --html-link-search --html-link-curate --curate --sqlite-update --sqlite-db-filename=\"spine.search.db\" --cgi-sqlite-search-filename=\"spine_search\" --sqlite-db-path=\"\$SpineDBpath\" --output=\"\$SpineOUT\" $SpinePOD/*"
+        export spineSqliteCreateDB="spine --very-verbose --sqlite-db-recreate --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\""
+        export spineSqlite="spine --very-verbose --sqlite-discrete --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
+        #export spineSqlite="spine --very-verbose --sqlite-update --sqlite-db-path=\"$SpineDBpath\" --sqlite-db-filename=\"spine.search.db\" --output=\"\$SpineOUT\" $SpinePOD/*"
+      '';
+    in
+      with pkgs; {
+        devShell = mkShell {
+          name = "spine base dev shell";
+          inherit shell;
+          inherit devEnv;
+          #buildInputs        = [ sqlite ];
+          #nativeBuildInputs  = [ dub dmd ldc gdc gnumake ];
+          packages = [
+            sqlite
+            dub
+            dmd
+            ldc
+            gnumake
+          ];
+          inherit shellHook;
+        };
+        devShell-sqlite = mkShell {
+          name = "spine dev shell for latex & pdf output";
+          inherit shell;
+          inherit devEnv;
+          packages = [
+            dub
+            dmd
+            ldc
+            gnumake
+            sqlite
+          ];
+          inherit shellHook;
+        };
+        default = import ./shell.nix {inherit pkgs;};
       });
   };
 }
@@ -486,61 +496,62 @@ postInstall = ''
 #+HEADER: :shebang "#!/usr/bin/env -S nix-shell --pure\n#!nix-shell -i bash"
 #+HEADER: :noweb yes
 #+BEGIN_SRC nix
-{ pkgs ? import <nixpkgs> {} }:
+{pkgs ? import <nixpkgs> {}}:
 with pkgs;
-mkShell {
-  buildInputs = [
-    # ❯❯❯ nix_related
-    #nix
-    direnv
-    #cachix
-    nixVersions.unstable #nixFlakes
-    nix-prefetch-git
-    validatePkgConfig
-    nix-output-monitor
-    nix-tree
-    jq
-    git
-    gnumake
-    ps
-    # ❯❯❯ d_build_related
-    # ❯❯ package manager
-    dub
-    # ❯❯ compiler
-    ldc
-    rund
-    # ❯❯ linker
-    #lld
-    #mold
-    # ❯❯ builder
-    #ninja
-    #meson
-    # ❯❯❯ sqlite search related
-    sqlite
-    # ❯❯❯ tools
-    #aria #wget #curl
-  ];
-  shellHook = ''
-    nix flake update
-    nix flake check
-    nix flake show
-    echo '
-      shell.nix echo ❯❯
+  mkShell {
+    buildInputs = [
+      # ❯❯❯ nix_related
+      #nix
+      direnv
+      #cachix
+      nixVersions.unstable #nixFlakes
+      nix-prefetch-git
+      validatePkgConfig
+      nix-output-monitor
+      nix-tree
+      jq
+      alejandra
+      git
+      gnumake
+      ps
+      # ❯❯❯ d_build_related
+      # ❯❯ package manager
+      dub
+      # ❯❯ compiler
+      ldc
+      rund
+      # ❯❯ linker
+      #lld
+      #mold
+      # ❯❯ builder
+      #ninja
+      #meson
+      # ❯❯❯ sqlite search related
+      sqlite
+      # ❯❯❯ tools
+      #aria #wget #curl
+    ];
+    shellHook = ''
+      nix flake update
+      nix flake check
+      nix flake show
+      echo '
+        shell.nix echo ❯❯
 
-      ❯❯ nix flake update && nix flake check --show-trace && nix flake show && nix develop ".#devShell" -c zsh
+        ❯❯ nix flake update && nix flake check --show-trace && nix flake show && nix develop ".#devShell" -c zsh
 
-      ❯❯ nix develop
-      ❯❯ nix develop -c zsh
+        ❯❯ nix develop
+        ❯❯ nix develop -c zsh
 
-      ❯❯ nix build
-      ❯❯ nix build ".#default" --print-build-logs
-      ❯❯ nix build ".#spine-search-dmd" --print-build-logs |& nom
-      ❯❯ nix build ".#spine-search-ldc" --print-build-logs |& nom
+        ❯❯ nix build
+        ❯❯ nix build ".#default" --print-build-logs
+        ❯❯ nix build ".#spine-search-dmd" --print-build-logs |& nom
+        ❯❯ nix build ".#spine-search-ldc" --print-build-logs |& nom
 
-      ❯❯ dub build --compiler=ldmd --build=release --combined --skip-registry=all
-    '
-  '';
-}
+        ❯❯ dub build --compiler=ldmd --build=release --combined --skip-registry=all
+      '
+    '';
+  }
 #+END_SRC
 
 echo "ldc `${pkgs.ldc}/bin/ldc2 -v`"
@@ -696,7 +707,7 @@ nix develop --build -f derivation.nix -I .envrc --print-build-logs
 #+HEADER: :tangle-mode (identity #o755)
 #+HEADER: :shebang "#!/usr/bin/env -S nix-build"
 #+BEGIN_SRC nix
-{ pkgs ? import <nixpkgs> {} }:
+{pkgs ? import <nixpkgs> {}}:
 pkgs.callPackage ./devenv.nix {}
 #+END_SRC
 
@@ -712,48 +723,52 @@ pkgs.callPackage ./derivation.nix {}
 #+HEADER: :tangle ../devenv.nix
 #+HEADER: :tangle-mode (identity #o644)
 #+BEGIN_SRC nix
-{ pkgs ? import <nixpkgs> { }, name ? "user-env" }:
+{
+  pkgs ? import <nixpkgs> {},
+  name ? "user-env",
+}:
 with pkgs;
-buildEnv {
-  inherit name;
-  extraOutputsToInstall = [ "out" "man" "lib" ]; # to get all needed symlinks
-  paths = [
-    # ❯❯❯ nix_related
-    #nix # if not on NixOS, this is needed
-    direnv
-    #cachix
-    nixVersions.unstable #nixFlakes
-    nix-prefetch-git
-    validatePkgConfig
-    nix-output-monitor
-    nix-tree
-    jq
-    git
-    gnumake
-    ps
-    # ❯❯❯ d_build_related
-    # ❯❯ package manager
-    dub
-    # ❯❯ compiler
-    dmd
-    ldc
-    # ❯❯❯ sqlite search related
-    sqlite
-    # this will create a script that will rebuild and upgrade your setup; using shell script syntax
-    (writeScriptBin "nix-rebuild" ''
-      #!${stdenv.shell}
-      cd <path-to-flake> || exit 1
-      nix flake update
-      nix profile upgrade '.*'
-    '')
-    # puts in your root the nixpkgs version
-    (writeTextFile {
-      name = "nixpkgs-version";
-      destination = "/nixpkgs-version";
-      text = lib.version;
-    })
-  ];
-}
+  buildEnv {
+    inherit name;
+    extraOutputsToInstall = ["out" "man" "lib"]; # to get all needed symlinks
+    paths = [
+      # ❯❯❯ nix_related
+      #nix # if not on NixOS, this is needed
+      direnv
+      #cachix
+      nixVersions.unstable #nixFlakes
+      nix-prefetch-git
+      validatePkgConfig
+      nix-output-monitor
+      nix-tree
+      jq
+      alejandra
+      git
+      gnumake
+      ps
+      # ❯❯❯ d_build_related
+      # ❯❯ package manager
+      dub
+      # ❯❯ compiler
+      dmd
+      ldc
+      # ❯❯❯ sqlite search related
+      sqlite
+      # this will create a script that will rebuild and upgrade your setup; using shell script syntax
+      (writeScriptBin "nix-rebuild" ''
+        #!${stdenv.shell}
+        #cd <path-to-flake> || exit 1
+        nix flake update
+        nix profile upgrade '.*'
+      '')
+      # puts in your root the nixpkgs version
+      (writeTextFile {
+        name = "nixpkgs-version";
+        destination = "/nixpkgs-version";
+        text = lib.version;
+      })
+    ];
+  }
 #+END_SRC
 
 *** derivation.nix :default:
@@ -762,125 +777,136 @@ buildEnv {
 #+HEADER: :tangle-mode (identity #o644)
 #+HEADER: :noweb yes
 #+BEGIN_SRC nix
-{ pkgs ? import <nixpkgs> {},
+{
+  pkgs ? import <nixpkgs> {},
   stdenv ? pkgs.stdenv,
   lib ? pkgs.lib,
   ldc ? null,
   dcompiler ? pkgs.ldc,
-  dub ? pkgs.dub
+  dub ? pkgs.dub,
 }:
 assert dcompiler != null;
 with (
-  with lib;
-  let
-    filterDub = name: type: let baseName = baseNameOf (toString name); in ! ( # filter function to remove the .dub package folder from src
-      type == "directory" && baseName == ".dub"
-    );
+  with lib; let
+    filterDub = name: type: let
+      baseName = baseNameOf (toString name);
+    in
+      ! ( # filter function to remove the .dub package folder from src
+        type == "directory" && baseName == ".dub"
+      );
     targetOf = package: "${package.targetPath or "."}/${package.targetName or package.name}";
     # remove reference to build tools and library sources
-    disallowedReferences = deps: [ dcompiler dub ];
+    disallowedReferences = deps: [dcompiler dub];
     removeExpr = refs: ''remove-references-to ${lib.concatMapStrings (ref: " -t ${ref}") refs}'';
   in {
     mkDubDerivation = lib.makeOverridable ({
-      src,
-      nativeBuildInputs ? [],
-      dubJSON ? src + "/dub.json",
-      passthru ? {},
-      package ? lib.importJSON dubJSON,
-      ...
-    } @ attrs: stdenv.mkDerivation (attrs // {
-      pname = package.name;
-      nativeBuildInputs = [ dcompiler dub pkgs.removeReferencesTo ] ++ nativeBuildInputs;
-      disallowedReferences = disallowedReferences deps;
-      passthru = passthru // {
-        inherit dub dcompiler pkgs;
-      };
-      src = lib.cleanSourceWith {
-        filter = filterDub;
-        src = lib.cleanSource src;
-      };
-      preFixup = ''
-        find $out/share/cgi-bin -type f -exec ${removeExpr (disallowedReferences deps)} '{}' + || true
-      '';
-      buildPhase = ''
-        runHook preBuild
-        HOME="$PWD"
-        DFLAGS="-O2 -inline"
-        for DC_ in dmd ldmd2 gdmd; do
-          echo "- check for D compiler $DC_"
-          DC=$(type -P $DC_ || echo "")
-          if [ ! "$DC" == "" ]; then
-            break
-          fi
-        done
-        if [ "$DC" == "" ]; then
-          exit "Error: could not find D compiler"
-        fi
-        echo "$DC_ used as D compiler to build $pname"
-        dub build --compiler=$DC --build=release --combined --skip-registry=all
-        runHook postBuild
-      '';
-      checkPhase = ''
-        runHook preCheck
-        HOME="$PWD"
-        dub test --combined --skip-registry=all
-        runHook postCheck
-      '';
-      installPhase = ''
-        runHook preInstall
-        mkdir -p $out/share/cgi-bin
-        cp -r "${targetOf package}" $out/share/cgi-bin
-        install -m755 -D $out/share/cgi-bin/spine_search spine_search
-        runHook postInstall
-      '';
-      postInstall = ''
-        echo "HERE ${targetOf package} $out/share/cgi-bin"
-        echo `ls -la $out/share/cgi-bin/spine_search`
-      '';
-      meta = lib.optionalAttrs (package ? description) {
-        description = package.description;
-      } // attrs.meta or {};
-    } // lib.optionalAttrs (!(attrs ? version)) {
-      name = package.name; # use name from dub.json, unless pname and version are specified
-    }));
+        src,
+        nativeBuildInputs ? [],
+        dubJSON ? src + "/dub.json",
+        passthru ? {},
+        package ? lib.importJSON dubJSON,
+        ...
+      } @ attrs:
+        stdenv.mkDerivation (attrs
+          // {
+            pname = package.name;
+            nativeBuildInputs = [dcompiler dub pkgs.removeReferencesTo] ++ nativeBuildInputs;
+            disallowedReferences = disallowedReferences deps;
+            passthru =
+              passthru
+              // {
+                inherit dub dcompiler pkgs;
+              };
+            src = lib.cleanSourceWith {
+              filter = filterDub;
+              src = lib.cleanSource src;
+            };
+            preFixup = ''
+              find $out/share/cgi-bin -type f -exec ${removeExpr (disallowedReferences deps)} '{}' + || true
+            '';
+            buildPhase = ''
+              runHook preBuild
+              HOME="$PWD"
+              DFLAGS="-O2 -inline"
+              for DC_ in dmd ldmd2 gdmd; do
+                echo "- check for D compiler $DC_"
+                DC=$(type -P $DC_ || echo "")
+                if [ ! "$DC" == "" ]; then
+                  break
+                fi
+              done
+              if [ "$DC" == "" ]; then
+                exit "Error: could not find D compiler"
+              fi
+              echo "$DC_ used as D compiler to build $pname"
+              dub build --compiler=$DC --build=release --combined --skip-registry=all
+              runHook postBuild
+            '';
+            checkPhase = ''
+              runHook preCheck
+              HOME="$PWD"
+              dub test --combined --skip-registry=all
+              runHook postCheck
+            '';
+            installPhase = ''
+              runHook preInstall
+              mkdir -p $out/share/cgi-bin
+              cp -r "${targetOf package}" $out/share/cgi-bin
+              install -m755 -D $out/share/cgi-bin/spine_search spine_search
+              runHook postInstall
+            '';
+            postInstall = ''
+              echo "HERE ${targetOf package} $out/share/cgi-bin"
+              echo `ls -la $out/share/cgi-bin/spine_search`
+            '';
+            meta =
+              lib.optionalAttrs (package ? description) {
+                description = package.description;
+              }
+              // attrs.meta or {};
+          }
+          // lib.optionalAttrs (!(attrs ? version)) {
+            name = package.name; # use name from dub.json, unless pname and version are specified
+          }));
   }
 );
-mkDubDerivation rec {
-  name          = "spine-search-${version}";
-  #version       = "<<spine_version_set>>";
-  src           = ./.;
-  buildInputs = [
-    pkgs.sqlite (
-      with pkgs; [
-        nixVersions.unstable #nixFlakes
-        ## package manager
-        dub
-        ## compiler
-        ldc
-        rund
-        ## linker
-        #lld
-        #mold
-        ## builder
-        #ninja
-        sqlite
-      ]
-    )
-  ];
-  meta = with pkgs.lib; {
-    pname       = "spine-search";
-    version     = "<<spine_version_set>>";
-    homepage    = "https://sisudoc.org";
-    description = "cgi sqlite search form for document object search";
-    longDescription = ''
-      a sisu like parser & document generator
-    '';
-    homepage    = "https://sisudoc.org";
-    license     = licenses.agpl3Plus;
-    platforms   = platforms.linux;
-    maintainers = [ "RalphAmissah" ];
-  };
-}
+  mkDubDerivation rec {
+    name = "spine-search-${version}";
+    #version       = "0.12.0";
+    src = ./.;
+    buildInputs = [
+      pkgs.sqlite
+      (
+        with pkgs; [
+          nixVersions.unstable #nixFlakes
+          ## package manager
+          dub
+          ## compiler
+          ldc
+          rund
+          ## linker
+          #lld
+          #mold
+          ## builder
+          #ninja
+          sqlite
+        ]
+      )
+    ];
+    meta = with pkgs.lib; {
+      pname = "spine-search";
+      version = "0.12.0";
+      homepage = "https://sisudoc.org";
+      description = "cgi sqlite search form for document object search";
+      longDescription = ''
+        a sisu like parser & document generator
+      '';
+      homepage = "https://sisudoc.org";
+      license = licenses.agpl3Plus;
+      platforms = platforms.linux;
+      maintainers = ["RalphAmissah"];
+    };
+  }
 #+END_SRC
 
 - unused
diff --git a/shell.nix b/shell.nix
index 8d61170..d5aa063 100755
--- a/shell.nix
+++ b/shell.nix
@@ -1,57 +1,58 @@
 #!/usr/bin/env -S nix-shell --pure
 #!nix-shell -i bash
-{ pkgs ? import <nixpkgs> {} }:
+{pkgs ? import <nixpkgs> {}}:
 with pkgs;
-mkShell {
-  buildInputs = [
-    # ❯❯❯ nix_related
-    #nix
-    direnv
-    #cachix
-    nixVersions.unstable #nixFlakes
-    nix-prefetch-git
-    validatePkgConfig
-    nix-output-monitor
-    nix-tree
-    jq
-    git
-    gnumake
-    ps
-    # ❯❯❯ d_build_related
-    # ❯❯ package manager
-    dub
-    # ❯❯ compiler
-    ldc
-    rund
-    # ❯❯ linker
-    #lld
-    #mold
-    # ❯❯ builder
-    #ninja
-    #meson
-    # ❯❯❯ sqlite search related
-    sqlite
-    # ❯❯❯ tools
-    #aria #wget #curl
-  ];
-  shellHook = ''
-    nix flake update
-    nix flake check
-    nix flake show
-    echo '
-      shell.nix echo ❯❯
+  mkShell {
+    buildInputs = [
+      # ❯❯❯ nix_related
+      #nix
+      direnv
+      #cachix
+      nixVersions.unstable #nixFlakes
+      nix-prefetch-git
+      validatePkgConfig
+      nix-output-monitor
+      nix-tree
+      jq
+      alejandra
+      git
+      gnumake
+      ps
+      # ❯❯❯ d_build_related
+      # ❯❯ package manager
+      dub
+      # ❯❯ compiler
+      ldc
+      rund
+      # ❯❯ linker
+      #lld
+      #mold
+      # ❯❯ builder
+      #ninja
+      #meson
+      # ❯❯❯ sqlite search related
+      sqlite
+      # ❯❯❯ tools
+      #aria #wget #curl
+    ];
+    shellHook = ''
+      nix flake update
+      nix flake check
+      nix flake show
+      echo '
+        shell.nix echo ❯❯
 
-      ❯❯ nix flake update && nix flake check --show-trace && nix flake show && nix develop ".#devShell" -c zsh
+        ❯❯ nix flake update && nix flake check --show-trace && nix flake show && nix develop ".#devShell" -c zsh
 
-      ❯❯ nix develop
-      ❯❯ nix develop -c zsh
+        ❯❯ nix develop
+        ❯❯ nix develop -c zsh
 
-      ❯❯ nix build
-      ❯❯ nix build ".#default" --print-build-logs
-      ❯❯ nix build ".#spine-search-dmd" --print-build-logs |& nom
-      ❯❯ nix build ".#spine-search-ldc" --print-build-logs |& nom
+        ❯❯ nix build
+        ❯❯ nix build ".#default" --print-build-logs
+        ❯❯ nix build ".#spine-search-dmd" --print-build-logs |& nom
+        ❯❯ nix build ".#spine-search-ldc" --print-build-logs |& nom
 
-      ❯❯ dub build --compiler=ldmd --build=release --combined --skip-registry=all
-    '
-  '';
-}
+        ❯❯ dub build --compiler=ldmd --build=release --combined --skip-registry=all
+      '
+    '';
+  }