diff --git a/credential/.env.db b/credential/.env.db
deleted file mode 100644
index d2bed6b7..00000000
--- a/credential/.env.db
+++ /dev/null
@@ -1,3 +0,0 @@
-POSTGRES_USER=postgres
-POSTGRES_PASSWORD=Postgres@Secure2025!
-POSTGRES_DB=db_lti_erp
\ No newline at end of file
diff --git a/credential/01_init_app_user.sql b/credential/01_init_app_user.sql
deleted file mode 100644
index 0587d4c1..00000000
--- a/credential/01_init_app_user.sql
+++ /dev/null
@@ -1,47 +0,0 @@
--- ============================================================
--- 🧩 INIT SCRIPT: CREATE LIMITED APP USER FOR LTI API
--- ============================================================
-
--- Buat user aplikasi jika belum ada
-DO
-$$
-BEGIN
-    IF NOT EXISTS (SELECT FROM pg_catalog.pg_roles WHERE rolname = 'app_lti_user') THEN
-        CREATE ROLE app_lti_user WITH LOGIN PASSWORD 'AppLti@Secure2025!' NOINHERIT NOCREATEROLE NOCREATEDB NOSUPERUSER;
-        RAISE NOTICE '✅ Role app_lti_user created successfully.';
-    ELSE
-        RAISE NOTICE 'ℹ️ Role app_lti_user already exists.';
-    END IF;
-END
-$$;
-
--- Buat database jika belum ada
-DO
-$$
-BEGIN
-    IF NOT EXISTS (SELECT FROM pg_database WHERE datname = 'db_lti_erp') THEN
-        CREATE DATABASE db_lti_erp OWNER app_lti_user;
-        RAISE NOTICE '✅ Database db_lti_erp created and owned by app_lti_user.';
-    ELSE
-        RAISE NOTICE 'ℹ️ Database db_lti_erp already exists.';
-    END IF;
-END
-$$;
-
-\connect db_lti_erp
-
--- Beri hak CRUD untuk app_lti_user
-GRANT CONNECT ON DATABASE db_lti_erp TO app_lti_user;
-GRANT USAGE ON SCHEMA public TO app_lti_user;
-GRANT SELECT, INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA public TO app_lti_user;
-GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA public TO app_lti_user;
-
--- Set default privileges agar tabel baru juga bisa diakses
-ALTER DEFAULT PRIVILEGES IN SCHEMA public
-GRANT SELECT, INSERT, UPDATE, DELETE ON TABLES TO app_lti_user;
-
-ALTER DEFAULT PRIVILEGES IN SCHEMA public
-GRANT USAGE, SELECT ON SEQUENCES TO app_lti_user;
-
--- Tampilkan hasil
-\du app_lti_user
diff --git a/docker-compose.yaml b/docker-compose.yaml
deleted file mode 100644
index ab6daeba..00000000
--- a/docker-compose.yaml
+++ /dev/null
@@ -1,98 +0,0 @@
-services:
-  dev-api-lti:
-    build:
-      context: .
-      dockerfile: Dockerfile
-    container_name: dev-api-lti
-    working_dir: /lti-api
-    command: ["/bin/sh", "scripts/entrypoint.sh"]
-    ports:
-      - "8081:8081"
-    env_file:
-      - .env
-    environment:
-      # override agar koneksi ke container internal
-      DB_HOST: dev-postgres-lti
-      DB_PORT: 5432
-      REDIS_URL: redis://dev-redis-lti:6379/0
-    volumes:
-      - .:/lti-api
-      - ./.air.toml:/lti-api/.air.toml:ro
-      - ./internal/config/jwtRS256.key:/run/keys/jwtRS256.key
-      - ./internal/config/jwtRS256.key.pub:/run/keys/jwtRS256.key.pub
-    depends_on:
-      - dev-postgres-lti
-      - dev-redis-lti
-    networks:
-      - lti-network
-    healthcheck:
-      test: ["CMD-SHELL", "wget -qO- http://localhost:8081/healthz || exit 1"]
-      interval: 10s
-      timeout: 3s
-      retries: 10
-      start_period: 10s
-    deploy:
-      resources:
-        limits:
-          cpus: "2.0"
-          memory: 2G
-        reservations:
-          cpus: "1.0"
-          memory: 512M
-
-  dev-postgres-lti:
-    image: postgres:15-alpine
-    container_name: dev-postgres-lti
-    restart: always
-    env_file:
-      - credential/.env.db
-    ports:
-      - "5433:5432"
-    volumes:
-      - dev-postgres-lti-data:/var/lib/postgresql/data
-      - ./credential:/docker-entrypoint-initdb.d:ro
-    networks:
-      - lti-network
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-postgres} -d ${DB_NAME:-db_lti_erp}"]
-      interval: 10s
-      timeout: 5s
-      retries: 5
-      start_period: 5s
-    deploy:
-      resources:
-        limits:
-          cpus: "1.0"
-          memory: 2G
-        reservations:
-          cpus: "0.5"
-          memory: 512M
-
-  dev-redis-lti:
-    image: redis:7-alpine
-    container_name: dev-redis-lti
-    restart: always
-    ports:
-      - "6380:6379"
-    networks:
-      - lti-network
-    healthcheck:
-      test: ["CMD", "redis-cli", "ping"]
-      interval: 10s
-      timeout: 3s
-      retries: 10
-    deploy:
-      resources:
-        limits:
-          cpus: "0.5"
-          memory: 512M
-        reservations:
-          cpus: "0.2"
-          memory: 256M
-
-networks:
-  lti-network:
-    driver: bridge
-
-volumes:
-  dev-postgres-lti-data: