feat: define new api andpoints for draft messages

api/messageservice.yaml

@@ -223,7 +223,71 @@ paths:
           description: INTERNAL SERVER ERROR - server encountered unexpected condition
       security:
         - Bearer: []
-      x-codegen-request-body-name: Message
+
+  /messages/draft:
+    post:
+      tags:
+        - message-controller
+      summary: 'Save a draft message'
+      operationId: saveDraftMessage
+      parameters:
+        - name: RCGroupId
+          in: header
+          required: true
+          schema:
+            type: string
+      requestBody:
+        description: Draft message to be saved
+        content:
+          'application/json':
+            schema:
+              type: string
+        required: true
+      responses:
+        200:
+          description: OK - successfull operation
+        201:
+          description: CREATED - message was successfully created
+        400:
+          description: BAD REQUEST - invalid/incomplete request or body object
+        401:
+          description: UNAUTHORIZED - no/invalid Keycloak token
+        403:
+          description: FORBIDDEN - no/invalid role/authorization
+        500:
+          description: INTERNAL SERVER ERROR - server encountered unexpected condition
+      security:
+        - Bearer: []
+    get:
+      tags:
+        - message-controller
+      summary: 'Get a draft message by user and rocket chat group id'
+      operationId: findDraftMessage
+      parameters:
+        - name: RCGroupId
+          in: header
+          required: true
+          schema:
+            type: string
+      responses:
+        200:
+          description: OK - successfull operation
+          content:
+            'application/json':
+              schema:
+                type: string
+        204:
+          description: NO CONTENT - no messages available
+        400:
+          description: BAD REQUEST - invalid/incomplete request or body object
+        401:
+          description: UNAUTHORIZED - no/invalid Keycloak token
+        403:
+          description: FORBIDDEN - no/invalid role/authorization
+        500:
+          description: INTERNAL SERVER ERROR - server encountered unexpected condition
+      security:
+        - Bearer: []
 
 components:
   schemas:

pom.xml

@@ -130,6 +130,30 @@
       <version>1.8.3</version>
     </dependency>
 
+    <!-- Liquibase -->
+    <dependency>
+      <groupId>org.liquibase</groupId>
+      <artifactId>liquibase-core</artifactId>
+      <version>3.6.3</version>
+      <exclusions>
+        <exclusion>
+          <groupId>ch.qos.logback</groupId>
+          <artifactId>*</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.liquibase</groupId>
+      <artifactId>liquibase-maven-plugin</artifactId>
+      <version>3.6.3</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.mariadb.jdbc</groupId>
+      <artifactId>mariadb-java-client</artifactId>
+      <version>2.3.0</version>
+    </dependency>
+
     <!-- Test scope dependencies -->
     <dependency>
       <groupId>com.h2database</groupId>