v0.0.4 | Fix CI version parsing issue

- Replace read-file-action with shell command to properly trim newlines
- Bump version to v0.0.4

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.github/workflows/build.yaml

@@ -17,9 +17,7 @@ jobs:
 
     - name: Retrieve version
       id: img-ver
-      uses: juliangruber/read-file-action@v1
-      with:
-        path: ./version
+      run: echo "content=$(cat ./version | tr -d '\n')" >> $GITHUB_OUTPUT
 
     - name: Install Docker
       run: |