chore: initial modulith project setup with Docker & CI

- add root and subproject Gradle build files (console, iam, migration)
- include Dockerfiles for services and compose.yaml
- configure security, migration, and console application classes
- add IAM and migration components (AuthorizationServerConfig, SecurityConfig, etc.)
- add resources (application.yml, db changelogs, banner)
- set up code style/formatter configs (.editorconfig, Prettier, yamllint, checkstyle)
- add GitHub workflows for linting/formatting and platform CI
- update .gitignore and project settings
- add VSCode launch/settings
- configure project-level settings.gradle.kts and dependencies
- clean up Docker database scripts and keycloak realms

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;