Only build msgs

Author: Flova

.github/workflows/ci.yml

@@ -33,10 +33,10 @@ jobs:
         uses: prefix-dev/setup-pixi@v0.9.3
         with:
           pixi-version: v0.63.1
-          cache: false  # Disable caching to avoid issues with large pytorch packages
+          cache: true
 
       - name: Build
-        run: pixi run build --executor sequential
+        run: pixi run build --executor sequential --packages-select bitbots_msgs
 
       - name: Test
         run: pixi run test --parallel-workers 1