ci: prepare ci for v3 release (#1140)

Author: csviri

.github/workflows/pr.yml

@@ -8,7 +8,7 @@ concurrency:
   cancel-in-progress: true
 on:
   pull_request:
-    branches: [ main, v1, next ]
+    branches: [ main, v1, v2, next ]
   workflow_dispatch:
 jobs:
   check_format_and_unit_tests:

.github/workflows/release.yml

@@ -14,6 +14,10 @@ jobs:
           ref: "v1"
       - uses: actions/checkout@v3
         if: ${{ startsWith(github.event.release.tag_name, 'v2.') }}
+        with:
+          ref: "v2"
+      - uses: actions/checkout@v3
+        if: ${{ startsWith(github.event.release.tag_name, 'v3.') }}
       - name: Set up Java and Maven
         uses: actions/setup-java@v2
         with:
@@ -59,6 +63,10 @@ jobs:
           ref: "v1"
       - uses: actions/checkout@v3
         if: ${{ startsWith(github.event.release.tag_name, 'v2.') }}
+        with:
+          ref: "v2"
+      - uses: actions/checkout@v3
+        if: ${{ startsWith(github.event.release.tag_name, 'v3.') }}
       - name: Set up Java and Maven
         uses: actions/setup-java@v2
         with:
@@ -85,3 +93,10 @@ jobs:
         if: ${{ startsWith(github.event.release.tag_name, 'v2.' ) }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
+          branch: "v2"
+      - name: Push changes v3
+        uses: ad-m/github-push-action@master
+        if: ${{ startsWith(github.event.release.tag_name, 'v3.' ) }}
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+

.github/workflows/snapshot-releases.yml

@@ -8,7 +8,7 @@ concurrency:
   cancel-in-progress: true
 on:
   push:
-    branches: [ main, v1, next ]
+    branches: [ main, v1, v2, next ]
   workflow_dispatch:
 jobs:
   test: