chore: improve local setup and renumber dashboard workplan

workplans/ADHOC-2026-06-06.md

@@ -0,0 +1,26 @@
+---
+id: ADHOC-2026-06-06
+type: workplan
+title: "Ad hoc fixes for 2026-06-06"
+domain: custodian
+repo: inter-hub
+status: finished
+owner: codex
+topic_slug: inter_hub
+created: "2026-06-06"
+updated: "2026-06-06"
+---
+
+# ADHOC-2026-06-06 - Ad hoc fixes for 2026-06-06
+
+## Make local UI setup targets self-explanatory
+
+```task
+id: ADHOC-2026-06-06-T01
+status: done
+priority: medium
+```
+
+Added default `make` help plus `install`, `install-nix`, `doctor`, and `ui`
+setup guidance so local UI bootstrap reports missing or partially configured
+Nix/devenv clearly.