feat: Add initial project structure for Workastra platform with core, console, iam, and migration modules

- Introduced Dockerfiles for each module to support native image builds.
- Configured Gradle build files for core, console, iam, and migration modules.
- Implemented basic Spring Boot applications for console, iam, and migration.
- Added authentication and authorization features in the iam module using OAuth2.
- Created database migration scripts using Liquibase for managing schema changes.
- Established a centralized Checkstyle suppression configuration.
- Implemented user entity and repository in the iam module for user management.
- Added a custom user details service for loading user information.
- Configured application properties for each module, including server ports and database settings.

Author: phongphongg

.docker/database/01-create-keycloak.sql

@@ -3,8 +3,3 @@ CREATE DATABASE workastra_db;
 CREATE USER workastra_user WITH ENCRYPTED PASSWORD 'workastra_password';
 
 GRANT ALL PRIVILEGES ON DATABASE workastra_db TO workastra_user;
-
-\c workastra_db
-
-GRANT USAGE ON SCHEMA public TO workastra_user;
-GRANT CREATE ON SCHEMA public TO workastra_user;