add flyway migration tool

pom.xml

@@ -90,6 +90,16 @@
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+
+		<!-- Database Migration Tools -->
+		<dependency>
+			<groupId>org.flywaydb</groupId>
+			<artifactId>flyway-core</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.flywaydb</groupId>
+			<artifactId>flyway-database-postgresql</artifactId>
+		</dependency>
 	</dependencies>
 
 	<build>

src/main/resources/application.properties

@@ -10,10 +10,13 @@ spring.datasource.url=${POSTGRES_URL}
 spring.datasource.username=${POSTGRES_USER}
 spring.datasource.password=${POSTGRES_PASSWORD}
 spring.datasource.driver-class-name=org.postgresql.Driver
-spring.jpa.hibernate.ddl-auto=update
+spring.jpa.hibernate.ddl-auto=validate
 spring.jpa.show-sql=false
-spring.sql.init.mode=always
+
-spring.sql.init.schema-locations=classpath:db/schema.sql
+spring.flyway.enabled=true
+spring.flyway.locations=classpath:db/migrations
+spring.flyway.baseline-on-migrate=true
+spring.flyway.baseline-version=1
 
 ## Security
 spring.security.oauth2.client.registration.google.client-id=${GOOGLE_CLIENT_ID}

src/main/resources/db/migrations/V1__baseline.sql

@@ -1,7 +1,4 @@
--- DROP TABLE IF EXISTS streams;
+-- Users Table
--- DROP TABLE IF EXISTS clips;
--- DROP TABLE IF EXISTS users;
-
 CREATE TABLE IF NOT EXISTS users (
     id BIGSERIAL PRIMARY KEY,
     google_id VARCHAR(64),
@@ -14,6 +11,8 @@ CREATE TABLE IF NOT EXISTS users (
     stream_key VARCHAR(64) NOT NULL UNIQUE
 );
 
+
+-- Streams Table
 CREATE TABLE IF NOT EXISTS streams (
     id BIGSERIAL PRIMARY KEY,
     user_id BIGINT,
@@ -24,6 +23,7 @@ CREATE TABLE IF NOT EXISTS streams (
     FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
 );
 
+-- Clips Table
 CREATE TABLE IF NOT EXISTS clips (
     id BIGSERIAL PRIMARY KEY,
     user_id BIGINT NOT NULL,
@@ -40,6 +40,7 @@ CREATE TABLE IF NOT EXISTS clips (
     FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
 );
 
+-- VoDs Table
 CREATE TABLE IF NOT EXISTS vods (
     id BIGSERIAL PRIMARY KEY,
     user_id BIGINT NOT NULL,
@@ -56,6 +57,7 @@ CREATE TABLE IF NOT EXISTS vods (
     FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
 );
 
+-- Markers Table
 CREATE TABLE IF NOT EXISTS markers (
     id BIGSERIAL PRIMARY KEY,
     user_id BIGINT NOT NULL,