Develop

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = space
+indent_size = 2
+insert_final_newline = true
+trim_trailing_whitespace = true

.gitattributes

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+# Auto detect text files and perform LF normalization
+*       text=auto
+*.txt   text
+*.sh    text eol=lf
+*.html  text eol=lf diff=html
+*.css   text eol=lf
+*.js    text eol=lf
+*.jpg   -text
+*.pdf   -text
+*.java  text diff=java

.github/workflows/branch-ci.yml

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+name: Branch CI
+
+on:
+  push:
+    paths-ignore:
+      - '.github/workflows/**'
+      - '*.md'
+      - '*.txt'
+    branches-ignore:
+      - 'release*'
+
+jobs:
+  build:
+    name: Branch CI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/cache@v1
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+          server-id: github
+          server-username: GITHUB_ACTOR
+          server-password: GITHUB_TOKEN
+      - name: Maven Build
+        run: mvn clean install -DskipTests=true -Dmaven.javadoc.skip=true -Ddockerfile.skip=true -B -V
+        env:
+          GITHUB_TOKEN: ${{ secrets.ORGANIZATION_TOKEN }}
+      - name: Maven Verify
+        run: mvn verify -B

.github/workflows/pre-release-ci.yml

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+name: Pre-release CI
+
+on:
+  release:
+    types: [prereleased]
+
+jobs:
+  build:
+    name: Pre-release CI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/cache@v1
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+          server-id: github
+          server-username: GITHUB_ACTOR
+          server-password: GITHUB_TOKEN
+      - name: Deploy pre-release version
+        run: |
+          pre_release_version=${{ github.event.release.tag_name }}
+          echo Pre-release version $pre_release_version
+          mvn versions:set -DnewVersion=$pre_release_version -DgenerateBackupPoms=false
+          mvn versions:commit
+          mvn clean deploy -B -V
+        env:
+          GITHUB_TOKEN: ${{ secrets.ORGANIZATION_TOKEN }}
+      - name: Rollback pre-release (remove tag)
+        if: failure()
+        run: git push origin :refs/tags/${{ github.event.release.tag_name }}

.github/workflows/release-ci.yml

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+name: Release CI
+
+on:
+  release:
+    types: [released]
+
+jobs:
+  build:
+    name: Release CI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - run: git checkout ${{ github.event.release.target_commitish }}
+      - uses: actions/cache@v1
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+          server-id: github
+          server-username: GITHUB_ACTOR
+          server-password: GITHUB_TOKEN
+      - name: Maven Build
+        run: mvn clean install -DskipTests=true -Ddockerfile.skip=true -B -V
+        env:
+          GITHUB_TOKEN: ${{ secrets.ORGANIZATION_TOKEN }}
+      - name: Maven Verify
+        run: mvn verify -B
+      - name: Configure git
+        run: |
+          git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
+          git config --global user.name "${GITHUB_ACTOR}"
+      - name: Prepare release
+        id: prepare_release
+        run: |
+          mvn -B build-helper:parse-version release:prepare \
+            -DreleaseVersion=\${parsedVersion.majorVersion}.\${parsedVersion.minorVersion}.\${parsedVersion.incrementalVersion} \
+            -Darguments="-DskipTests=true -Ddockerfile.skip=true"
+          echo ::set-output name=release_tag::$(git describe --tags --abbrev=0)
+      - name: Perform release
+        run: mvn -B release:perform -Darguments="-DskipTests=true -Ddockerfile.skip=true"
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_REPOSITORY: ${{ secrets.GITHUB_REPOSITORY }}
+      - name: Rollback release
+        if: failure()
+        run: |
+          mvn release:rollback || echo "nothing to rollback"
+          git push origin :refs/tags/${{ github.event.release.tag_name }}
+          if [ ! -z "${{ steps.prepare_release.outputs.release_tag }}" ]
+          then
+            git tag -d ${{ steps.prepare_release.outputs.release_tag }}
+            git push origin :refs/tags/${{ steps.prepare_release.outputs.release_tag }}
+          fi

.gitignore

@@ -1,20 +1,13 @@
-# everything that starts with dot (hidden files)
 .*
-# except this file
 !.gitignore
-# except this file-extention
+!.gitattributes
+!.github
+!.editorconfig
 !.*.yml
-
-# Build targets
+!.env.example
 **/target/
-
-# logs and reports
+*.iml
+**/logs/*.log
+*.db
 *.csv
 *.log
-*.zip
-
-# IntelliJ IDEA project files and directories
-*.iml
-
-**/pom.xml.releaseBackup
-/release.properties

.yamllint.yml

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+extends: default
+rules:
+  document-start:
+    present: false
+  truthy: disable
+  comments:
+    min-spaces-from-content: 1
+  line-length:
+    max: 150
+  braces:
+    min-spaces-inside: 0
+    max-spaces-inside: 0
+  brackets:
+    min-spaces-inside: 0
+    max-spaces-inside: 0
+  indentation:
+    indent-sequences: consistent