Add Docker Compose and Dockerfile

.env.example

@@ -0,0 +1,10 @@
+# Environment variables for Opus Orchestrator
+
+# Required
+MINIMAX_API_KEY=your_minimax_api_key_here
+GITHUB_TOKEN=your_github_token_here
+
+# Optional
+LOG_LEVEL=INFO
+API_HOST=0.0.0.0
+API_PORT=8000