add postgres to ci

.github/workflows/go.yml

@@ -1,4 +1,4 @@
-name: Go CI
+xiname: Go CI
 
 on:
   push:
@@ -7,10 +7,26 @@ on:
     branches: [ master ]
 
 jobs:
-  test:
+  build:
 
     runs-on: ubuntu-latest
 
+    services:
+      postgres:
+        image: postgres:13
+        ports:
+          - 5432:5432
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: postgres  # Default database
+
+        options: >-
+          --health-cmd "pg_isready -U postgres" 
+          --health-interval 10s 
+          --health-timeout 5s 
+          --health-retries 5
+
     steps:
     - name: Checkout code
       uses: actions/checkout@v2
@@ -20,12 +36,29 @@ jobs:
       with:
         go-version: '1.22'  # Adjust this to your Go version
 
+    - name: Wait for PostgreSQL
+      run: |
+        until pg_isready -h localhost -p 5432; do
+          echo "Waiting for PostgreSQL to be ready..."
+          sleep 1
+        done
+
+    - name: Create the database
+      run: |
+        psql postgresql://postgres:postgres@localhost:5432/postgres -c "CREATE DATABASE zettelkasten;"
+
     - name: Install dependencies
       run: |
         cd go-backend
         go mod download
 
     - name: Run tests
+      env:
+        DB_HOST: localhost
+        DB_PORT: 5432
+        DB_USER: postgres
+        DB_PASSWORD: postgres
+        DB_NAME: zettelkasten
       run: |
         cd go-backend
         go test ./...