ci: adjust python handling

Author: seppzer0

.github/workflows/github-ci.yml

@@ -35,12 +35,16 @@ jobs:
         with:
           python-version: "3.12"
 
+      - name: Record original PATH
+        id: record_original_path
+        run: echo "PATH_ORIGINAL=$PATH" >> $GITHUB_OUTPUT
+
       - name: Activate .venv
         run: |
           python3 -m pip install -r requirement-uv.txt
           uv sync --frozen --no-install-project
           . .venv/bin/activate
-          echo PATH=$PATH >> $GITHUB_ENV
+          echo PATH=${GITHUB_WORKSPACE}/.venv/bin:$PATH >> $GITHUB_ENV
 
       - name: Build And Assemble
         run: |
@@ -57,7 +61,7 @@ jobs:
           if-no-files-found: "error"
 
       - name: Deactivate .venv
-        run: deactivate
+        run: echo PATH=${{ steps.record_original_path.outputs.PATH_ORIGINAL }}
 
   release:
     runs-on: ubuntu-latest