feat: add detect-projects app to outputs of makeFlakeOutputs

resolves PR change request

src/apps/detect-projects/template.toml

@@ -1,3 +1,9 @@
+# projects.toml file describing inputs for dream2nix
+#
 # To re-generate this file, run:
-#   nix run github:nix-community/dream2nix#detect-projects $source
+#   nix run .#detect-projects $source
 # ... where `$source` points to the source of your project.
+#
+# If the local flake is unavailable, alternatively execute the app from the
+# upstream dream2nix flake:
+#   nix run github:nix-community/dream2nix#detect-projects $source

src/lib.nix

@@ -182,7 +182,12 @@
             ;
         };
       in
-        allOutputs)
+        framework.dlib.recursiveUpdateUntilDrv
+        allOutputs
+        {
+          apps.detect-projects =
+            dream2nixFor.${system}.flakeApps.detect-projects;
+        })
       allPkgs;
 
     flakifiedOutputsList =