Added postgres DB

Author: Gloria

backend/pom.xml

@@ -30,14 +30,43 @@
 		<java.version>17</java.version>
 	</properties>
 	<dependencies>
+		<!-- JPA + Hibernate -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-data-jpa</artifactId>
+			<exclusions>
+				<exclusion>
+				<groupId>org.flywaydb</groupId>
+				<artifactId>flyway-core</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
+		<!-- PostgreSQL Driver -->
+		<dependency>
+			<groupId>org.postgresql</groupId>
+			<artifactId>postgresql</artifactId>
+			<scope>runtime</scope>
+		</dependency>
+		<!-- Flyway for postgresql 15 -->
+		<dependency>
+			<groupId>org.flywaydb</groupId>
+			<artifactId>flyway-core</artifactId>
+			<version>10.15.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.flywaydb</groupId>
+			<artifactId>flyway-database-postgresql</artifactId>
+		</dependency>
+		<!-- Spring Boot starter -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-jpa</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-security</artifactId>
@@ -53,11 +82,6 @@
 			<scope>runtime</scope>
 			<optional>true</optional>
 		</dependency>
-		<dependency>
-			<groupId>org.postgresql</groupId>
-			<artifactId>postgresql</artifactId>
-			<scope>runtime</scope>
-		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>

backend/src/main/resources/application.properties

@@ -1 +1,4 @@
-spring.application.name=backend
+spring.application.name=backend
+spring.flyway.enabled=true
+spring.flyway.locations=classpath:db/migration
+spring.flyway.baseline-on-migrate=true

backend/src/main/resources/db/migration/V1__init_schema.sql

@@ -0,0 +1,5 @@
+CREATE TABLE users (
+  id SERIAL PRIMARY KEY,
+  username VARCHAR(255) NOT NULL,
+  email VARCHAR(255) UNIQUE NOT NULL
+);

docker-compose.yml

@@ -23,6 +23,15 @@ services:
       - postgres
     volumes:
       - pgadmin-data:/var/lib/pgadmin
+      - ./pgadmin/servers.json:/pgadmin4/servers.json
+      - ./pgadmin/pgpass:/pgpass
+    entrypoint:
+      - /bin/sh
+      - -c
+      - |
+        echo "pgdb:5432:appdb:appuser:secret" > /pgpass
+        chmod 600 /pgpass
+        /entrypoint.sh
 
   backend:
     build:

pgadmin/servers.json

@@ -0,0 +1,14 @@
+{
+  "Servers": {
+    "1": {
+      "Name": "Grocer Compare DB",
+      "Group": "Servers",
+      "Host": "pgdb",
+      "Port": 5432,
+      "MaintenanceDB": "appdb",
+      "Username": "appuser",
+      "SSLMode": "prefer",
+      "PassFile": "/pgpass"
+    }
+  }
+}