chore(ci) The publish_jar job needs code etc. Merge it with test.

.github/workflows/release.yml

@@ -6,8 +6,38 @@ on:
       - '**'
 
 jobs:
-  test:
-    name: Test
+  create_pre_release:
+    name: Create pre-release
+
+    runs-on: ubuntu-latest
+
+    steps:
+      # The pre-release must be created only once, hence the split
+      # into multiple jobs with different `strategy`.
+      - name: Create a Github pre-release
+        id: create_pre_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: false
+          prerelease: true
+
+      - name: Output `release_url` into a temporary file
+        run: echo "${{ steps.create_pre_release.outputs.upload_url }}" > release_url.txt
+
+      - name: Save the `release_url` temporary file
+        uses: actions/upload-artifact@v1
+        with:
+          name: release_url
+          path: release_url.txt
+
+  publish_jar:
+    name: Publish the JARs
+
+    needs: [create_pre_release]
 
     strategy:
       matrix:
@@ -61,54 +91,6 @@ jobs:
           export PATH="$HOME/.cargo/bin:$PATH"
           make test
 
-  create_pre_release:
-    name: Release
-
-    needs: [test]
-
-    runs-on: ubuntu-latest
-
-    steps:
-      # The pre-release must be created only once, hence the split
-      # into multiple jobs with different `strategy`.
-      - name: Create a Github pre-release
-        id: create_pre_release
-        uses: actions/create-release@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          tag_name: ${{ github.ref }}
-          release_name: ${{ github.ref }}
-          draft: false
-          prerelease: true
-
-      - name: Output `release_url` into a temporary file
-        run: echo "${{ steps.create_pre_release.outputs.upload_url }}" > release_url.txt
-
-      - name: Save the `release_url` temporary file
-        uses: actions/upload-artifact@v1
-        with:
-          name: release_url
-          path: release_url.txt
-
-  publish_jar:
-    name: Publish the JARs
-
-    needs: [create_pre_release]
-
-    strategy:
-      matrix:
-        # The job runs on 3 different OS.
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        # The job runs on different Java versions (LTS).
-        java: [8]
-      # As soon as one job fails in the matrix, all the other
-      # in-progress jobs are canceled.
-      fail-fast: true
-
-    runs-on: ${{ matrix.os }}
-
-    steps:
       - name: Create the JAR
         id: create_jar
         shell: bash