docs: add generated scopedPackages readme

apps/gen-docs/script.sh

@@ -20,7 +20,6 @@ substituteAttrs() {
     ) -t markdown --template "$FLAKE/apps/gen-docs/templates/$1.md" -o "$FLAKE/$1/README.md"
 }
 
-# TODO: add overlays, scopedPackages
 substitute "appsPackages" "apps" "getPackageMeta"
 substitute "nixosConfigurations" "configurations" "getConfigMeta"
 substitute "devShells" "devShells" "getPackageMeta"
@@ -28,3 +27,6 @@ substitute "packages" "packages" "getPackageMeta"
 substituteAttrs "modules"
 substituteAttrs "homeManagerModules"
 substituteAttrs "overlays"
+
+# TODO: add metadata of all packages
+substituteAttrs "scopedPackages"

apps/gen-docs/templates/scopedPackages.md

@@ -0,0 +1,11 @@
+# ScopedPackages
+
+This directory contains every package scopes exposed by this flake.
+
+## List of my package scopes found in `self.scopedPackages`
+
+| Name | Description |
+| ---- | ----------- |
+$for(attrs/pairs)$
+| `$it.key$` | $it.value.desc/nowrap$ |
+$endfor$