feat(gen-docs): also get source of package

apps/gen-docs/script.sh

@@ -1,12 +1,23 @@
+packageMetaFunc=$(cat << EOF
+(x: {
+    attrs = builtins.mapAttrs (_: v: {
+        desc = v.meta.description or "";
+        homepage = v.meta.homepage or "";
+    }) x.\${builtins.currentSystem};
+})
+EOF
+)
+
+
 substitute() {
     echo '' | pandoc --metadata-file <(
         nix eval \
             --impure \
             --json \
             .#"$1" \
-            --apply "(x: {attrs = builtins.mapAttrs (_: v: v.meta.description or \"\") x.\${builtins.currentSystem};})" |
+            --apply "$packageMetaFunc" |
             jq -r
     ) -t markdown --template "$2" -o "$3"
 }
 
-substitute "devShells" "./templates/devShells.md" "$FLAKE/devShells/README.md"
+substitute "devShells" "$FLAKE/apps/gen-docs/templates/devShells.md" "$FLAKE/devShells/README.md"

apps/gen-docs/templates/devShells.md

@@ -7,5 +7,5 @@ This directory contains every derivations for devShells exposed by this flake.
 | Name | Description |
 | ---- | ----------- |
 $for(attrs/pairs)$
-| $it.key$ | $it.value$ |
+| $it.key$ | $it.value.desc$ |
 $endfor$