- Add check_opencode_running() function to detect existing OpenCode server
- Skip server startup if OpenCode already running on target port
- Display prominent warning when connecting to existing server
- Only manage server lifecycle when script starts its own server
- Add OWN_SERVER flag to track server ownership
- Update cleanup logic to leave existing servers running
This enables multiple developers and automation scripts to safely
run in parallel without conflicting server management.
HAL9000
freemo
