Add s390x arch (#44)

Author: carlcsaposs-canonical

.github/workflows/ci.yaml

@@ -20,8 +20,8 @@ on:
 jobs:
   lint:
     name: Lint
-    uses: canonical/data-platform-workflows/.github/workflows/lint.yaml@v30.0.1
+    uses: canonical/data-platform-workflows/.github/workflows/lint.yaml@v32.2.0
 
   build:
     name: Build charm
-    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v30.0.1
+    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v32.2.0

.github/workflows/release.yaml

@@ -34,9 +34,9 @@ jobs:
     name: Release charm
     needs:
       - ci-tests
-    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v30.0.1
+    uses: canonical/data-platform-workflows/.github/workflows/release_charm_edge.yaml@v32.2.0
     with:
-      channel: latest/edge
+      track: latest
       artifact-prefix: ${{ needs.ci-tests.outputs.artifact-prefix }}
     secrets:
       charmhub-token: ${{ secrets.CHARMHUB_TOKEN }}

charmcraft.yaml

@@ -5,6 +5,7 @@ type: charm
 platforms:
   [email protected]:amd64:
   [email protected]:arm64:
+  [email protected]:s390x:
 # Files implicitly created by charmcraft without a part:
 # - dispatch (https://github.com/canonical/charmcraft/pull/1898)
 # - manifest.yaml
@@ -20,6 +21,9 @@ parts:
     plugin: nil
     build-packages:
       - curl
+      - libffi-dev  # Needed to build Python dependencies with Rust from source to install Poetry on s390x
+      - libssl-dev  # Needed to build Python dependencies with Rust from source to install Poetry on s390x
+      - pkg-config  # Needed to build Python dependencies with Rust from source to install Poetry on s390x
     override-build: |
       # Use environment variable instead of `--break-system-packages` to avoid failing on older
       # versions of pip that do not recognize `--break-system-packages`