Add CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,21 @@
+name: CI
+
+on: [ push, pull_request ]
+
+# Note: As of now the strategy property is not supported when using reusable workflows, so we can't use a build
+# matrix to create the different build cases (see https://docs.github.com/en/actions/using-workflows/reusing-workflows#limitations)
+jobs:
+    build_1_4_230:
+        uses: ./.github/workflows/build_and_publish.yml
+        with:
+            mumble_version: "v1.4.230"
+            docker_version: '0'
+            publish: false
+            platforms: "linux/amd64"
+    build_latest:
+        uses: ./.github/workflows/build_and_publish.yml
+        with:
+            mumble_version: "latest"
+            docker_version: '0'
+            publish: false
+            platforms: "linux/amd64"