[OPB-3] adding initial structure of oneplus bot with deployment and selected modules

adding volume configuration to grafana and postgres
adding .env file for variables in docker compose
adding handling of password for prometheus
adding port configuration for more services
adding custom starboard notifications
updating readme and adding release job
 adding settings.xml for build

.github/workflows/build.yml

@@ -0,0 +1,30 @@
+# This workflow will build a Java project with Maven
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven
+
+name: Execute build
+
+on:
+  push:
+    branches:
+      - master
+      - feature/**
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: Build with Maven
+        run: mvn -s settings.xml -B install --file pom.xml
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          user: Sheldan
+          token: ${{ secrets.ABSTRACTO_PAT }}

.github/workflows/release.yml

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+name: Publish package to GitHub Packages
+on:
+  release:
+    types: [created]
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          persist-credentials: false
+      - name: Set up Java for publishing to GitHub Packages
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: Load current version
+        id: version
+        run: echo "version=$(mvn --file pom.xml -q -Dexec.executable="echo" -Dexec.args='${project.version}' --non-recursive exec:exec)" >> $GITHUB_ENV
+      - name: Publish to GitHub Packages
+        run: mvn -s settings.xml --file pom.xml -B deploy -Dmaven.wagon.http.pool=false -DskipTests=true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          user: Sheldan
+          token: ${{ secrets.ABSTRACTO_PAT }}
+      - name: Login to GitHub Packages Docker Registry
+        uses: docker/login-action@v1
+        with:
+          registry: docker.pkg.github.com
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Push deployment container
+        working-directory: ./deployment/image-packaging/src/main/docker
+        run: docker-compose build && docker-compose push
+        env:
+          REGISTRY_PREFIX: docker.pkg.github.com/sheldan/oneplusbot/
+          VERSION: ${{ env.version }}