Move release precondition checks to own workflow (#2535)

.github/workflows/build.yml

@@ -13,44 +13,9 @@ defaults:
     shell: bash
 
 jobs:
-  release-check-precondition:
-    name: Validate pushed commit to release/hotfix branch or pushed tag
-    runs-on: ubuntu-latest
-    if: "(startsWith(github.ref, 'refs/tags/') || startsWith(github.ref, 'refs/heads/hotfix/') || startsWith(github.ref, 'refs/heads/release/'))
-      && !(contains(github.event.head_commit.message, '[ci skip]') || contains(github.event.head_commit.message, '[skip ci]'))"
-    steps:
-      - uses: actions/checkout@v2
-      - id: validate-pom-version
-        name: Validate POM version
-        run: |
-          if [[ $GITHUB_REF =~ refs/heads/(hotfix|release)/[0-9]+\.[0-9]+\.[0-9]+.* ]]; then
-            SEM_VER_STR=${GITHUB_REF##*/}
-          elif [[ $GITHUB_REF =~ refs/tags/[0-9]+\.[0-9]+\.[0-9]+.* ]]; then
-            SEM_VER_STR=${GITHUB_REF##*/}
-          else
-            echo "Failed to parse version"
-            exit 1
-          fi
-
-          if [[ ${SEM_VER_STR} == `mvn help:evaluate -Dexpression=project.version -q -DforceStdout` ]]; then
-            echo "::set-output name=semVerStr::${SEM_VER_STR}"
-          else
-            echo "Version not set in POM"
-            exit 1
-          fi
-      - name: Validate release in org.cryptomator.Cryptomator.metainfo.xml file
-        run: |
-          if ! grep -q "<release date=\".*\" version=\"${{ steps.validate-pom-version.outputs.semVerStr }}\"/>" dist/linux/common/org.cryptomator.Cryptomator.metainfo.xml; then
-            echo "Release not set in dist/linux/common/org.cryptomator.Cryptomator.metainfo.xml"
-            exit 1
-          fi
   test:
     name: Compile and Test
-    needs: release-check-precondition
     runs-on: ubuntu-latest
-    if: "always()
-      && (needs.release-check-precondition.result=='success' || needs.release-check-precondition.result=='skipped')
-      && !(contains(github.event.head_commit.message, '[ci skip]') || contains(github.event.head_commit.message, '[skip ci]'))"
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-java@v3

.github/workflows/release-check.yml

@@ -0,0 +1,43 @@
+name: Release Check
+
+on:
+  push:
+    branches:
+      - 'release/**'
+      - 'hotfix/**'
+
+env:
+  JAVA_VERSION: 19
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  release-check-precondition:
+    name: Validate commits pushed to release/hotfix branch to fulfill release requirements
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - id: validate-pom-version
+        name: Validate POM version
+        run: |
+          if [[ $GITHUB_REF =~ refs/heads/(hotfix|release)/[0-9]+\.[0-9]+\.[0-9]+.* ]]; then
+            SEM_VER_STR=${GITHUB_REF##*/}
+          else
+            echo "Failed to parse version"
+            exit 1
+          fi
+
+          if [[ ${SEM_VER_STR} == `mvn help:evaluate -Dexpression=project.version -q -DforceStdout` ]]; then
+            echo "::set-output name=semVerStr::${SEM_VER_STR}"
+          else
+            echo "Version not set in POM"
+            exit 1
+          fi
+      - name: Validate release in org.cryptomator.Cryptomator.metainfo.xml file
+        run: |
+          if ! grep -q "<release date=\".*\" version=\"${{ steps.validate-pom-version.outputs.semVerStr }}\"/>" dist/linux/common/org.cryptomator.Cryptomator.metainfo.xml; then
+            echo "Release not set in dist/linux/common/org.cryptomator.Cryptomator.metainfo.xml"
+            exit 1
+          fi