add flyway to handle migrations

skill-tree/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.1.2</version>
+        <version>3.3.2</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
     <groupId>com.RDS</groupId>
@@ -114,6 +114,16 @@
             <version>5.3.1</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-core</artifactId>
+            <version>10.17.1</version>
+        </dependency>
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-mysql</artifactId>
+            <version>10.17.1</version>
+        </dependency>
     </dependencies>
     <dependencyManagement>
         <dependencies>

skill-tree/src/main/java/com/RDS/skilltree/models/Endorsement.java

@@ -13,7 +13,7 @@
 @Table(name = "endorsements")
 public class Endorsement extends TrackedProperties {
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     @Column(name = "id")
     private Integer id;
 

skill-tree/src/main/java/com/RDS/skilltree/models/Skill.java

@@ -14,7 +14,7 @@
 @Table(name = "skills")
 public class Skill extends TrackedProperties {
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     @Column(name = "id")
     private Integer id;
 

skill-tree/src/main/java/com/RDS/skilltree/models/UserSkills.java

@@ -14,7 +14,7 @@
 @Table(name = "user_skills")
 public class UserSkills {
     @Id
-    @GeneratedValue(strategy = GenerationType.UUID)
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     @Column(name = "id")
     private String id;
 

skill-tree/src/main/resources/application.properties

@@ -1,12 +1,12 @@
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 spring.datasource.url=jdbc:mysql://${MYSQL_HOST:localhost}:${MYSQL_PORT:3306}/${DB_NAME}
-spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL8Dialect
 spring.datasource.username=${MYSQL_DB_USERNAME}
 spring.datasource.password=${MYSQL_DB_PASSWORD}
-spring.jpa.hibernate.ddl-auto=${DB_DDL_POLICY}
+spring.flyway.enabled=true
+spring.flyway.locations=classpath:db/migrations
+spring.jpa.show-sql=true
 jwt.rds.public.key=${RDS_PUBLIC_KEY}
 API_V1_PREFIX=/api/v1
-spring.datasource.version=8.1.0
 management.endpoints.web.exposure.include=health,info,metrics
 logging.level.root=ERROR
 # If no value received from env default is dev

skill-tree/src/main/resources/db/migrations/V1__initial_setup.sql

@@ -0,0 +1,40 @@
+-- Skills table
+CREATE TABLE `skills` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `created_at` datetime(6) NOT NULL,
+  `deleted_at` datetime(6) DEFAULT NULL,
+  `is_deleted` tinyint(1) NOT NULL DEFAULT '0',
+  `updated_at` datetime(6) DEFAULT NULL,
+  `created_by` varchar(255) NOT NULL,
+  `name` varchar(255) NOT NULL,
+  `skill_type` enum('ATOMIC') NOT NULL,
+  `updated_by` varchar(255) DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE (`name`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+
+-- Endorsements table
+CREATE TABLE `endorsements` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `created_at` datetime(6) NOT NULL,
+  `deleted_at` datetime(6) DEFAULT NULL,
+  `is_deleted` tinyint(1) NOT NULL DEFAULT '0',
+  `updated_at` datetime(6) DEFAULT NULL,
+  `endorse_id` varchar(255) NOT NULL,
+  `endorser_id` varchar(255) NOT NULL,
+  `message` text NOT NULL,
+  `skill_id` int NOT NULL,
+  PRIMARY KEY (`id`),
+  CONSTRAINT `fk_endorsements_skill_id` FOREIGN KEY (`skill_id`) REFERENCES `skills` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+
+-- User skills table
+CREATE TABLE `user_skills` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `status` enum('APPROVED','PENDING','REJECTED') NOT NULL,
+  `user_id` varchar(255) NOT NULL,
+  `skill_id` int NOT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_user_skills` (`user_id`, `skill_id`),
+  CONSTRAINT `fk_user_skills_skill_id` FOREIGN KEY (`skill_id`) REFERENCES `skills` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;