init

Author: vwency

.github/workflows/delete-old-image.yml

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+name: Delete Old Docker Image
+
+on:
+  workflow_dispatch:  
+
+jobs:
+
+  cleanup-pg:
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Cleanup Docker images from GHCR
+        uses: dataaxiom/ghcr-cleanup-action@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }} 
+          owner: ${{ github.repository_owner }}
+          repository: multi-repo/Postgres
+          keep-n-tagged: 1
+          package: multi-repo/Postgres/pg
+          dry-run: false

.github/workflows/docker-builds.yml

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+name: Build Docker Images
+
+on:
+  push:
+    branches:
+      - main
+  release:
+    types: [created, published, released]
+
+
+jobs:
+
+  ghcr-build-pg:
+    runs-on: ubuntu-latest
+    container:
+      image: gcr.io/kaniko-project/executor:v1.23.0-debug  
+      options: --entrypoint /bin/sh
+    permissions: 
+      packages: write 
+
+    
+    steps:
+
+
+      - name: Set branch name as environment variable
+        run: echo "BRANCH_NAME=${GITHUB_REF##*/}" >> $GITHUB_ENV
+
+      - name: Set up Docker config for Kaniko
+        run: |
+          cat <<EOF > /kaniko/.docker/config.json
+          {
+            "auths": {
+              "ghcr.io": {
+                "auth": "$(echo -n "$GIT_USERNAME:$GIT_PASSWORD" | base64 -w0)"
+              }
+            }
+          }
+          EOF
+        env:
+          GIT_USERNAME: ${{ github.actor }} 
+          GIT_PASSWORD: ${{ secrets.GITHUB_TOKEN }}
+    
+
+      - name: Build and push pg
+        run: |
+          /kaniko/executor --dockerfile="Dockerfile" \
+            --context="${{ github.repositoryUrl }}#${{ github.ref_name }}#${{ github.sha }}"  \
+            --destination="$GH_REGISTRY/$IMAGE_NAME:${GITHUB_REF_NAME}" \
+
+        env:
+          GH_REGISTRY: "ghcr.io"
+          IMAGE_NAME: "${{ github.repository }}/pg"
+
+
+     
+  delete-old-images:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Trigger Delete Old Image Workflow
+        run: |
+            curl -X POST \
+              -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
+              -H "Accept: application/vnd.github.v3+json" \
+              https://api.github.com/repos/${{ github.repository }}/actions/workflows/delete-old-image.yml/dispatches \
+              -d '{"ref": "main"}'
+
+
+  deploy:
+    needs: [delete-old-images, ghcr-build-pg]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy to environment
+        run: |
+          echo "Deploying application"

Dockerfile

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+FROM postgres:16.6
+
+COPY create-db.sh /docker-entrypoint-initdb.d/create-db.sh
+RUN chmod +x /docker-entrypoint-initdb.d/create-db.sh
+
+CMD ["postgres"]

README.md

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+### postgres image 

create-db.sh

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+#!/bin/bash
+
+until pg_isready -U "$POSTGRES_USER"; do
+  echo "Waiting for PostgreSQL to start..."
+  sleep 1
+done
+
+psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --no-password <<-EOSQL
+    CREATE DATABASE "$DATABASE_NAME";
+EOSQL