docs: start milestone v1.1 n8n Integration & Polish

Target features:
- n8n API for Claude Code (programmatic workflow access)
- Telegram inline keyboard buttons
- Batch container updates
- Docker socket security
- Environment variable audit
- Unraid update sync

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.planning/PROJECT.md

@@ -23,7 +23,14 @@ When you get a container update notification or notice a service is down, you ca
 
 ### Active
 
-(None — v1.0 complete, define new requirements for v1.1)
+**Milestone v1.1: n8n Integration & Polish**
+
+- [ ] n8n API access for Claude Code (programmatic workflow read/update/test/logs)
+- [ ] Telegram inline keyboard buttons (work around n8n native node issues)
+- [ ] Batch container updates (verify/fix multi-container update)
+- [ ] Docker socket security (remove direct socket from internet-exposed n8n)
+- [ ] Environment variable audit (verify TELEGRAM_USERID/BOT_TOKEN necessity)
+- [ ] Unraid update sync (clear "update available" when bot updates container)
 
 ### Out of Scope
 
@@ -67,5 +74,17 @@ When you get a container update notification or notice a service is down, you ca
 | HTML escape logs | Log content may contain <tag> text | ✓ Good |
 | Text menu over keyboard | Native Telegram node replyKeyboard had issues | ✓ Good |
 
+## Current Milestone: v1.1 n8n Integration & Polish
+
+**Goal:** Enable faster development iteration via n8n API access, revisit UX improvements (buttons), and harden security (remove direct Docker socket exposure).
+
+**Target features:**
+- n8n API for Claude Code — programmatic workflow access
+- Telegram inline keyboard buttons — better UX than text menus
+- Batch container updates — update multiple at once
+- Docker socket security — remove direct exposure
+- Environment variable audit — verify what's needed
+- Unraid update sync — clear notifications properly
+
 ---
-*Last updated: 2026-02-02 after v1.0 milestone*
+*Last updated: 2026-02-02 after starting v1.1 milestone*