Simplify CI/CD clone process: Remove all complexity

- Simple clean, clone, submodule update
- /home/gbuser/target preserved separately

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

.forgejo/workflows/botserver.yaml

@@ -27,12 +27,9 @@ jobs:
       - name: Clean and Clone Fresh
         run: |
           cd $WORKSPACE
-          # Remove old workspace, keep /home/gbuser/target for compilation cache
           rm -rf gb-ws
-          # Fresh clone with full history
           git clone --branch main https://alm.pragmatismo.com.br/GeneralBots/gb.git gb-ws
           cd gb-ws
-          # Initialize submodules
           git submodule update --init --recursive
           mkdir -p /home/gbuser/target