diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 53f28b3e..a46bb3aa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,90 +1,173 @@
 stages:
+  - build
+  - migrate
   - deploy
+  - seed
 
-deploy-dev:
+default:
+  tags:
+    - self-hosted-stg
+
+workflow:
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "staging"'
+      when: always
+    - when: never
+
+variables:
+  DOCKER_BUILDKIT: "1"
+
+  IMAGE_TAG: "staging_${CI_COMMIT_SHORT_SHA}"
+  IMAGE_NAME: "${CI_REGISTRY_IMAGE}:${IMAGE_TAG}"
+  IMAGE_LATEST: "${CI_REGISTRY_IMAGE}:staging_latest"
+
+  DEPLOY_DIR: "/opt/deploy/stg-lti-api"
+  COMPOSE_FILE: "docker-compose.yaml"
+
+# =========================
+# BUILD (AUTO)
+# =========================
+build_staging:
+  stage: build
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "staging"'
+  script: |
+    set -e
+    docker info
+
+    echo "$CI_REGISTRY_PASSWORD" | docker login -u "$CI_REGISTRY_USER" --password-stdin "$CI_REGISTRY"
+
+    echo "✅ Build image: $IMAGE_NAME"
+    docker build -t "$IMAGE_NAME" -f Dockerfile .
+
+    echo "✅ Push image: $IMAGE_NAME"
+    docker push "$IMAGE_NAME"
+
+    echo "✅ Tag latest: $IMAGE_LATEST"
+    docker tag "$IMAGE_NAME" "$IMAGE_LATEST"
+    docker push "$IMAGE_LATEST"
+
+
+# =========================
+# MIGRATE (AUTO)
+# =========================
+migrate_staging:
+  stage: migrate
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "staging"'
+  needs:
+    - job: build_staging
+      artifacts: false
+  script: |
+    set -e
+    echo "✅ Running migrations (staging) ..."
+
+    cd "$DEPLOY_DIR"
+    test -f "$COMPOSE_FILE" || (echo "❌ $COMPOSE_FILE not found in $DEPLOY_DIR" && exit 1)
+    test -f .env || (echo "❌ .env not found in $DEPLOY_DIR" && exit 1)
+
+    # ✅ load env dari server
+    set -a
+    . ./.env
+    set +a
+
+    # ✅ validasi
+    test -n "$DB_HOST" || (echo "❌ DB_HOST empty" && exit 1)
+    test -n "$DB_PORT" || (echo "❌ DB_PORT empty" && exit 1)
+    test -n "$DB_USER" || (echo "❌ DB_USER empty" && exit 1)
+    test -n "$DB_PASSWORD" || (echo "❌ DB_PASSWORD empty" && exit 1)
+    test -n "$DB_NAME" || (echo "❌ DB_NAME empty" && exit 1)
+
+    export DATABASE_URL="postgres://${DB_USER}:${DB_PASSWORD}@${DB_HOST}:${DB_PORT}/${DB_NAME}?sslmode=${DB_SSLMODE:-disable}"
+    echo "✅ DATABASE_URL=$DATABASE_URL"
+
+    # ✅ Pastikan postgres & redis ON (sesuaikan nama service compose kamu!)
+    echo "✅ Ensuring postgres & redis running ..."
+    docker compose -f "$COMPOSE_FILE" up -d stg-postgres-lti stg-redis-lti || true
+
+    # ✅ Ambil network key dari compose
+    COMPOSE_NETWORK_KEY="$(docker compose -f "$COMPOSE_FILE" config | awk '/networks:/ {getline; print $1}' | tr -d ':')"
+    echo "✅ Compose network key: $COMPOSE_NETWORK_KEY"
+
+    # ✅ Cari network name yang dipakai docker
+    NETWORK_NAME="$(docker network ls --format '{{.Name}}' | grep "_${COMPOSE_NETWORK_KEY}$" | head -n 1)"
+    test -n "$NETWORK_NAME" || (echo "❌ Cannot find docker network for compose ($COMPOSE_NETWORK_KEY)" && exit 1)
+
+    echo "✅ Docker network detected: $NETWORK_NAME"
+
+    # ✅ Migrations dari repo (CI workspace)
+    echo "✅ Checking migrations from repo..."
+    ls -lah "$CI_PROJECT_DIR/internal/database/migrations"
+
+    echo "✅ Running migrations via migrate/migrate container"
+    set +e
+    out=$(docker run --rm \
+      --network "$NETWORK_NAME" \
+      -v "$CI_PROJECT_DIR/internal/database/migrations:/migrations:ro" \
+      migrate/migrate:v4.15.2 \
+      -path=/migrations -database "$DATABASE_URL" up 2>&1)
+    code=$?
+    set -e
+
+    echo "$out"
+
+    # ✅ Handle no change dengan benar (tidak false-success)
+    if echo "$out" | grep -qi "no change"; then
+      echo "✅ No change (already up to date)"
+      exit 0
+    fi
+
+    if [ $code -ne 0 ]; then
+      echo "❌ Migration failed with exit code $code"
+      exit $code
+    fi
+
+    echo "✅ Migration applied successfully"
+
+
+# =========================
+# DEPLOY (AUTO)
+# =========================
+deploy_staging:
   stage: deploy
-  image: alpine:3.20
-  variables:
-    DEPLOY_APP: "LTI-MBUGROUP"
-    # Opsional: kalau pakai submodule, ini bikin clone submodule pakai SSH juga
-    GIT_SUBMODULE_STRATEGY: recursive
-    GIT_DEPTH: "1"
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "staging"'
+  needs:
+    - job: migrate_staging
+      artifacts: false
+    - job: build_staging
+      artifacts: false
+  script: |
+    set -e
+    docker info
+    echo "$CI_REGISTRY_PASSWORD" | docker login -u "$CI_REGISTRY_USER" --password-stdin "$CI_REGISTRY"
 
-  before_script:
-    - echo "🧰 Installing dependencies..."
-    - apk update && apk add --no-cache openssh git curl bash
+    cd "$DEPLOY_DIR"
+    test -f "$COMPOSE_FILE" || (echo "❌ $COMPOSE_FILE not found in $DEPLOY_DIR" && exit 1)
+    test -f .env || (echo "❌ .env not found in $DEPLOY_DIR" && exit 1)
 
-    # Setup SSH di runner
-    - mkdir -p ~/.ssh
-    - echo "$SSH_PRIVATE_KEY" | tr -d '\r' > ~/.ssh/id_rsa
-    - chmod 600 ~/.ssh/id_rsa
-    - eval "$(ssh-agent -s)"
-    - ssh-add ~/.ssh/id_rsa
+    docker compose -f "$COMPOSE_FILE" pull
+    docker compose -f "$COMPOSE_FILE" up -d --force-recreate
+    docker image prune -f
 
-    # Trust host keys (server + gitlab) biar SSH gak nanya interaktif
-    - ssh-keyscan -H "$SERVER_IP" >> ~/.ssh/known_hosts
-    - ssh-keyscan -H gitlab.com >> ~/.ssh/known_hosts
 
-  script:
-    - echo "🚀 Deploying latest code to $SERVER_USER@$SERVER_IP"
+# =========================
+# SEED (MANUAL)
+# =========================
+seed_staging:
+  stage: seed
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "staging"'
+  needs:
+    - job: deploy_staging
+      artifacts: false
+  when: manual
+  allow_failure: false
+  script: |
+    set -e
+    cd "$DEPLOY_DIR"
+    test -f "$COMPOSE_FILE" || (echo "❌ $COMPOSE_FILE not found" && exit 1)
+    test -f .env || (echo "❌ .env not found" && exit 1)
 
-    - >
-      if ssh -o StrictHostKeyChecking=no "$SERVER_USER@$SERVER_IP" "
-        set -e
-
-        cd /home/devops/docker/deployment/development/lti-api
-
-        # Pastikan remote origin SSH (antisipasi kalau pernah ke-set HTTPS)
-        git remote set-url origin git@gitlab.com:mbugroup/lti-api.git
-
-        # Pastikan server percaya gitlab.com juga (untuk git fetch via SSH)
-        mkdir -p ~/.ssh
-        ssh-keyscan -H gitlab.com >> ~/.ssh/known_hosts
-
-        # Fetch/reset pakai SSH
-        GIT_SSH_COMMAND='ssh -o StrictHostKeyChecking=no' git fetch origin development
-        git reset --hard origin/development
-
-        docker compose restart dev-api-lti || docker compose up -d dev-api-lti
-      "; then
-        STATUS='success';
-      else
-        STATUS='failed';
-      fi;
-
-      RUN_URL="${CI_PROJECT_URL}/-/pipelines/${CI_PIPELINE_ID}";
-
-      if [ "$STATUS" = "success" ]; then
-        COLOR=3066993;
-        TITLE="✅ Deployment API Succeeded";
-        DESC="Deployment job on branch \`${CI_COMMIT_REF_NAME}\` completed successfully.";
-      else
-        COLOR=15158332;
-        TITLE="❌ Deployment API Failed Gaes";
-        DESC="Deployment job on branch \`${CI_COMMIT_REF_NAME}\` failed.";
-      fi;
-
-      echo "{
-        \"username\": \"CI Bot\",
-        \"embeds\": [{
-          \"title\": \"$TITLE\",
-          \"description\": \"$DESC\",
-          \"color\": $COLOR,
-          \"fields\": [
-            {\"name\": \"Repository\", \"value\": \"${CI_PROJECT_PATH}\", \"inline\": true},
-            {\"name\": \"Actor\", \"value\": \"${GITLAB_USER_LOGIN}\", \"inline\": true},
-            {\"name\": \"Commit\", \"value\": \"${CI_COMMIT_SHA}\", \"inline\": false},
-            {\"name\": \"Pipeline\", \"value\": \"[Open run](${RUN_URL})\", \"inline\": false}
-          ]
-        }]
-      }" > payload.json;
-
-      echo "📡 Sending notification to Discord...";
-      curl -sS -H "Content-Type: application/json" \
-        -d @payload.json "$DISCORD_WEBHOOK_URL";
-
-  only:
-    - development
-
-  environment:
-    name: development
\ No newline at end of file
+    docker compose -f "$COMPOSE_FILE" pull seed || true
+    docker compose -f "$COMPOSE_FILE" run --rm seed
\ No newline at end of file