feat: add Docker deployment support

Add Dockerfile (python:3.11-slim), docker-compose.yml with volume mounts for webui/data/logs, and .dockerignore for minimal image size.

Made-with: Cursor

.dockerignore

@@ -0,0 +1,32 @@
+# Frontend source (not needed for Docker, only pre-built assets)
+WebUI/
+tests/
+*.md
+.git/
+.gitignore
+.vscode/
+.idea/
+
+# Python bytecode
+__pycache__/
+*.py[cod]
+
+# Virtual environment
+venv/
+.env/
+.env.*
+
+# Runtime data (mounted via volumes)
+api/data/
+api/logs/
+
+# Node
+node_modules/
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Temporary files
+*.tmp
+*.bak