Update TODO.md with Week 48 plan reference

- Mark Week 48 task plan as completed
- Add reference to TASKS_WEEK_48.md in Next 2 Weeks section
- Update Week 48 priorities with specific tasks
- All git authentication tasks now completed

Week 47 completion summary:
- Git SSH authentication: ✅ RESOLVED
- Gitea repository setup: ✅ COMPLETED
- Documentation: ✅ UPDATED
- Week 48 planning: ✅ COMPLETED

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

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

TODO.md

@@ -37,19 +37,22 @@
 - [x] ✅ Fix ansible-galaxy configuration error - removed automation_hub config
 - [x] ✅ Stop derp VM and disable autostart
 - [x] ✅ Create Docker security findings documentation - docs/security/docker-security-findings.md
+- [x] ✅ Create Week 48 task plan - TASKS_WEEK_48.md created
 - [ ] Document derp recovery procedures in runbooks (not needed per user)
 - [ ] Weekly review and metrics update (not needed per user)
-- [ ] Create Week 48 task plan
 
 ---
 
 ## Next 2 Weeks (Weeks 48-49)
 
-### ⚠️ High Priority
-- [ ] Create separate inventories public repository
-- [ ] Implement automated compliance checking
-- [ ] Set up CI/CD pipeline (Gitea Actions/Jenkins)
-- [ ] Create backup procedures for critical VMs
+**Detailed Plan:** See [TASKS_WEEK_48.md](TASKS_WEEK_48.md)
+
+### ⚠️ High Priority (Week 48)
+- [ ] Create separate inventories public repository (P1)
+- [ ] Create separate secrets private repository (P0)
+- [ ] Set up CI/CD pipeline with Gitea Actions (P1)
+- [ ] Implement Docker security hardening (P1)
+- [ ] Git submodule integration and testing (P2)
 
 ### 📋 Medium Priority
 - [ ] Add production/staging inventory configurations