test: add bullseye

Author: escalate

.github/workflows/molecule.yml

@@ -6,6 +6,9 @@ jobs:
   molecule:
     name: Molecule
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        version: [buster, bullseye]
     steps:
       - name: Check out repository
         uses: actions/checkout@v2
@@ -21,6 +24,8 @@ jobs:
           python -m pip install --disable-pip-version-check ansible ansible-lint molecule[docker,lint,test]
 
       - name: Run Molecule tests
+        env:
+          MOLECULE_DEBIAN_VERSION: ${{ matrix.version }}
         run: |
           make version
           make test

meta/main.yml

@@ -10,6 +10,7 @@ galaxy_info:
     - name: Debian
       versions:
         - buster
+        - bullseye
   galaxy_tags:
     - raspberry
     - pi

molecule/default/molecule.yml

@@ -13,7 +13,7 @@ lint: |
 
 platforms:
   - name: instance
-    image: debian:buster
+    image: debian:${MOLECULE_DEBIAN_VERSION:-bullseye}
     dockerfile: Dockerfile.j2
     override_command: false
     tmpfs: