Configure Digitransit CI actions

Author: optionsome

.github/CODEOWNERS

@@ -0,0 +1,34 @@
+name: Process push
+on:
+  push:
+    branches:
+      - v2
+      - custom-release
+jobs:
+  container-image:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          java-version: 21
+          distribution: temurin
+          cache: maven
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+      - name: Build container image with Jib, push to Dockerhub
+        env:
+          CONTAINER_REPO: docker.io/hsldevcom/opentripplanner:${{ github.ref_name }}
+          CONTAINER_REGISTRY_USER: ${{ secrets.DOCKER_USER }}
+          CONTAINER_REGISTRY_PASSWORD: ${{ secrets.DOCKER_AUTH }}
+        run: |
+          otp_version=${{ github.ref_name }}
+          commit_hash=`git rev-parse --short "$GITHUB_SHA"`
+          date_time=`date +"%Y-%m-%dT%H-%M-%S"`
+          docker_tag_long="$otp_version-$date_time-$commit_hash"
+
+          mvn --batch-mode -P prettierSkip install com.google.cloud.tools:jib-maven-plugin:build -Djib.to.tags=$docker_tag_long

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,32 @@
+name: Build v2-prod from release
+on:
+  release:
+    types:
+      - published
+jobs:
+  v2-release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set time zone to Europe/Helsinki
+        uses: zcong1993/setup-timezone@master
+        with:
+          timezone: "Europe/Helsinki"
+      - name: Check Tag
+        id: check-tag
+        run: |
+          if [[ ${GITHUB_REF##*/} =~ ^202[0-9][0-1][0-9][0-3][0-9] ]]; then
+              echo "match=true" >> $GITHUB_OUTPUT
+          else
+              echo invalid release tag
+              exit 1
+          fi
+      - name: Push latest image as v2-prod
+        if: steps.check-tag.outputs.match == 'true'
+        run: ./.github/workflows/scripts/push_prod.sh
+        env:
+          DOCKER_USER: ${{ secrets.DOCKER_USER }}
+          DOCKER_AUTH: ${{ secrets.DOCKER_AUTH }}
+          DOCKER_BASE_TAG: v2-prod
+          DOCKER_DEV_TAG: ${{ github.event.release.target_commitish }}