[TRAC-13] - Implement Flyway and create DDL scripts (V1,V2)

pom.xml

@@ -19,6 +19,7 @@
         <java.version>21</java.version>
         <telegrambots-longpolling.version>7.10.0</telegrambots-longpolling.version>
         <telegrambots-client.version>7.10.0</telegrambots-client.version>
+        <flyway.version>9.22.3</flyway.version>
     </properties>
 
     <dependencies>
@@ -50,6 +51,11 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-core</artifactId>
+            <version>${flyway.version}</version>
+        </dependency>
     </dependencies>
 
     <build>

src/main/resources/application.yml

@@ -8,6 +8,10 @@ spring:
     username: ${POSTGRESQL_USERNAME}
     password: ${POSTGRESQL_PASSWORD}
     driver-class-name: org.postgresql.Driver
+  flyway:
+    enabled: true
+    locations: classpath:db.migration
+    baseline-on-migrate: true
 description:
   start: "Welcome to TrackMyCoin 📈💰!
           \n\nThis bot helps you track cryptocurrency prices

src/main/resources/db.migration/V1__user-table-creating.sql

@@ -0,0 +1,8 @@
+CREATE TABLE users (
+                       id BIGSERIAL PRIMARY KEY,
+                       chat_id BIGINT NOT NULL,
+                       created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
+                       updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
+                       created_by VARCHAR(255),
+                       updated_by VARCHAR(255)
+);

src/main/resources/db.migration/V2__monitoring-table-creating.sql

@@ -0,0 +1,13 @@
+CREATE TABLE monitorings (
+                             id BIGSERIAL PRIMARY KEY,
+                             ticker VARCHAR(100) NOT NULL,
+                             target_price DECIMAL(18, 2) NOT NULL,
+                             user_id BIGINT NOT NULL,
+                             created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
+                             updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
+                             created_by VARCHAR(255),
+                             updated_by VARCHAR(255),
+                             CONSTRAINT fk_monitorings_users FOREIGN KEY (user_id) REFERENCES users (id)
+                                 ON DELETE CASCADE
+                                 ON UPDATE CASCADE
+);