docs(infrastructure): add MCP setup and n8n deployment documentation

- Add Obsidian MCP server setup guide for WSL2 integration (820 lines)
- Add comprehensive n8n workflow automation deployment plan (1,948 lines)
- Add agent workflow coordination via CLAUDE_STATUS.md
- Update CLAUDE.md with universal agent workflow protocol
- Remove deprecated homelab-steve agent definition
- Enhance .gitignore with Claude config exclusions

Security: API key sanitized, no production secrets exposed
Infrastructure Impact: None (documentation only)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

CLAUDE_STATUS.md

@@ -0,0 +1,61 @@
+# Homelab Status Tracker
+
+**Last Updated**: 2025-11-30 13:15:00
+**Goal**: Document and commit recent infrastructure planning and integration documentation
+**Phase**: Pre-Commit Preparation
+**Current Context**: Preparing repository changes for version control. Three specialized agents (Scribe, Librarian, Lab-Operator) have completed their reviews and identified required sanitization steps before commit.
+
+---
+
+## Current Tasks
+
+### Pre-Commit Security & Sanitization
+- [x] **Step 1**: Sanitize API key in OBSIDIAN-MCP-SETUP.md
+  - Status: Completed at 2025-11-30 13:20:00
+  - Owner: Librarian
+  - Action: Replaced all 5 occurrences of real API key with placeholder
+  - Result: Verified no production secrets remain in file
+
+- [x] **Step 2**: Update .gitignore to exclude Claude config files
+  - Status: Completed at 2025-11-30 13:21:00
+  - Owner: Librarian
+  - Action: Added .claude.json, *.claude.json, and .claude/ patterns
+  - Result: Claude configuration files will not be committed to repository
+
+- [x] **Step 3**: Stage all changes for commit
+  - Status: Completed at 2025-11-30 13:22:00
+  - Owner: Librarian
+  - Action: Executed git add -A
+  - Result: Staged 6 files (1 deleted, 2 modified, 3 new)
+
+- [ ] **Step 4**: Create commit with proper message
+  - Status: Pending
+  - Owner: Librarian
+  - Action: Execute git commit with comprehensive message
+
+---
+
+## Completed Reviews
+
+- [x] **Scribe Review**: Documented all changes comprehensively
+- [x] **Librarian Security Review**: Identified security concerns
+- [x] **Lab-Operator Infrastructure Review**: Validated operational impact
+
+---
+
+## Changes Being Committed
+
+### Modified Files
+- **CLAUDE.md**: Enhanced with Universal Workflow sections
+
+### Deleted Files
+- **.claude/agents/homelab-steve.md**: Removed legacy agent definition
+
+### New Files
+- **CLAUDE_STATUS.md**: Status tracking file
+- **OBSIDIAN-MCP-SETUP.md**: Obsidian MCP guide (820 lines)
+- **n8n/N8N-SETUP-PLAN.md**: n8n deployment plan (1,948 lines)
+
+---
+
+**Repository**: /home/jramos/homelab | **Branch**: main