Update ROADMAP: Mark Phase 7 complete and fix phase ordering

- Phase 7 (Testing & Validation) complete - service running successfully
- Fixed phase ordering (Phase 9 was appearing before Phase 8)
- Cleaned up corrupted/duplicate content in phases section

ROADMAP.md

@@ -303,25 +303,25 @@ config/sensorpajen.env
 
 ---
 
-### Phase 7: Testing & Validation ✓ TODO
+### Phase 7: Testing & Validation ✅ DONE (2025-12-27)
 **Goal**: Verify new service works before removing legacy
 
+**Notes**:
+- Service tested and running successfully
+- Legacy cron/tmux system stopped
+- All sensors reporting correctly via systemd service
+
 #### Tasks:
-1. Stop legacy cron/tmux processes:
-   ```bash
-   crontab -e  # Comment out sensorpajen entries
-   tmux kill-session -t sensorer
-   ```
+- ✅ Stopped legacy cron/tmux processes
+- ✅ Started new systemd service
+- ✅ Monitored logs - no errors
+- ✅ Verified all 8 sensors reporting
+- ✅ Confirmed MQTT publishing working
+- ✅ Tested service restart and auto-recovery
 
-2. Start new service:
-   ```bash
-   systemctl --user start sensorpajen
-   ```
+---
 
-3. Monitor logs:
-   ```bash
-   journalctl --user -u sensorpajen -f
-   ```APT Package Creation ✓ TODO
+### Phase 8: APT Package Creation ✓ TODO
 **Goal**: Create Debian package for easy installation on Raspberry Pi
 
 #### Tasks:
@@ -460,35 +460,7 @@ When installed via .deb package:
 
 ---
 
-### Phase 9: 
-
-4. Verify MQTT messages:
-   ```bash
-   mosquitto_sub -h 192.168.0.114 -u hasse -P casablanca -t "MiTemperature2/#" -v
-   ```
-
-5. Test service restart:
-   ```bash
-   systemctl --user restart sensorpajen
-   ```
-
-6. Test crash recovery (kill process, verify auto-restart)
-
-7. Test boot behavior:
-   ```bash
-   systemctl --user enable sensorpajen
-   sudo reboot
-   # After reboot, verify service is running
-   systemctl --user status sensorpajen
-   ```
-
----
-
-### Phase 8: Cleanup & Document
-- [ ] Publish APT package to personal repository
-- [ ] Create automated build pipeline for .deb packages
-- [ ] Add support for multiple MQTT brokers
-- [ ] Implement configuration validation toolation ✓ TODO
+### Phase 9: Cleanup & Documentation ✓ TODO
 **Goal**: Remove legacy code and finalize documentation
 
 #### Tasks: