feat: add stack management and container delete endpoints

- Add stack compose YAML get/update endpoints
- Add stack environment variable get/update endpoints
- Add stack deploy and rebuild endpoints
- Add container delete endpoint with force option
- Add Portainer client methods for new operations
- Add comprehensive test coverage (30 new tests)
- Remove REQUESTED_SERVICES.md (now implemented)

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

CHANGELOG.md

@@ -5,6 +5,24 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.3.0] - 2025-12-31
+
+### Added
+
+- **Stack Management Endpoints** for Tatlock Control Room integration
+  - `GET /infrastructure/stacks/{stackId}/compose` - Get stack Docker Compose YAML
+  - `PUT /infrastructure/stacks/{stackId}/compose` - Update stack Docker Compose YAML
+  - `GET /infrastructure/stacks/{stackId}/env` - Get stack environment variables
+  - `PUT /infrastructure/stacks/{stackId}/env` - Update stack environment variables
+  - `POST /infrastructure/stacks/{stackId}/deploy` - Redeploy stack
+  - `POST /infrastructure/stacks/{stackId}/rebuild` - Pull images and recreate containers
+- `DELETE /infrastructure/containers/{id}` - Delete container with optional force flag
+- Portainer client methods: `get_stack_file`, `redeploy_stack`, `update_stack_env`, `delete_container`, `restart_container`
+
+### Removed
+
+- REQUESTED_SERVICES.md - endpoint specifications now implemented
+
 ## [1.2.1] - 2025-12-17
 
 ### Fixed