Backend changes:
- Add timestamps to log lines: [2026-01-30T12:32:45.123Z] <line>
- stdout.log and stderr.log get timestamps per line
- combined.log includes [stdout]/[stderr] prefix after timestamp
- Add strip_timestamps query param to GET /process/{id}/logs
- Use time crate with RFC3339 format for timestamps
Frontend changes:
- Add Processes tab to inspector debug panel
- Show list of processes with status badges (running/stopped/killed)
- Click to expand and view logs
- Log viewer options:
- Select stream: combined, stdout, stderr
- Toggle strip_timestamps
- Refresh logs button
- Action buttons: stop (SIGTERM), kill (SIGKILL), delete
- Auto-refresh process list every 5 seconds
