add 23 requested stacks from container-requests list

Tdarr, Grocy, Dashy, Traefik, Fider, Twenty CRM, Outline, Chatwoot,
ComfyUI, Picard, VoidAuth, Tinyauth, Tugtainer, Sencho, Authelia,
Mail Archiver, ITFlow, Notifuse, Maybe Finance, DumbBudget, Silverpeas,
Portus, Obsidian — all as _dev stacks following repo conventions.

Harbor and Exportify moved to 'Apps That Will Not be in the Repo'
(installer-generated compose / no published image).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

grocy_dev/README.md

@@ -0,0 +1,56 @@
+# Grocy
+
+## Overview
+
+Self-hosted grocery, household inventory, chores, and meal planning system.
+
+## Project Details
+
+-   **Project Repository:** [GitHub](https://github.com/grocy/grocy)
+-   **Container Image:** [linuxserver/grocy](https://docs.linuxserver.io/images/docker-grocy/)
+-   **Documentation:** [grocy.info](https://grocy.info/)
+-   **Reverse Proxy Port:** `80`
+
+## Getting Started
+
+1. Start the container: `docker compose up -d`
+2. Open http://localhost:9283 in your browser
+3. Follow the initial setup wizard to configure the application
+
+## Environment Variable Notes
+
+    GROCY_PUID / GROCY_PGID – file ownership for the config volume
+
+## Volume Notes
+
+    /config – application data and SQLite database
+
+## Network Notes
+
+Requires proxy network
+
+## Docker Run
+
+```bash
+docker run -d \
+  --name grocy \
+  -p 9283:80 \
+  -e TZ=America/Vancouver -e PUID=1000 -e PGID=1000 \
+  -v /data/grocy/config:/config \
+  lscr.io/linuxserver/grocy:latest
+```
+
+## Additional Notes / Gotchas
+
+Default login is admin/admin — change it after first login.
+
+## Dockhand Stack, Deploy from Git
+
+Cookbooks Repository
+stackname: grocy_dev
+Compose file path: grocy_dev/compose.yaml
+Additional env file (optional): grocy_dev/sample.env
+
+Then "Load" grocy_dev/sample.env into the Environmental variables in dockhand
+
+Create the Stack