fix: just pack the charm for local arch

Instead of using the data-platform-worflows to build the charm, just
pack it from the local arch to using in the integration test.

Author: manadart

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: '3.12'
+        python-version: '3.10'
 
     - name: Install uv
       run: pip install uv
@@ -40,16 +40,28 @@ jobs:
         source .venv/bin/activate
         ./run_tests
 
-
   build:
-    name: Build charms
+    name: Build charm
     needs: unit-tests
-    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v39.1.0
-    with:
-      charmcraft-snap-channel: 3.x/stable
-      artifact-prefix: charm-packed
-      cache: false  
-
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+      - name: Install uv
+        run: pip install uv
+      - name: Install charmcraft
+        run: sudo snap install charmcraft --classic --channel=3.x/stable
+      - name: Pack charm
+        run: charmcraft pack
+      - name: Upload charm artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: charm
+          path: "*.charm"
 
   channel:
     name: Select Charmhub channel
@@ -99,7 +111,7 @@ jobs:
         id: download
         uses: actions/download-artifact@v3
         with:
-          name: ${{ needs.build.outputs.artifact-name }}
+          name: charm
 
       - name: Upload charm to Charmhub
         env:
@@ -127,7 +139,7 @@ jobs:
       id: download
       uses: actions/download-artifact@v3
       with:
-        name: ${{ needs.build.outputs.artifact-name }}
+        name: charm
 
     - name: Rename charm file
       run: |
@@ -187,4 +199,4 @@ jobs:
         juju status --format json
         juju debug-log -m controller
 
-    # TODO: test integration with dashboard / ha-proxy
+    # TODO: test integration with dashboard / ha-proxy