Fixed linting issues

.github/workflows/integration-tests.yml

@@ -35,10 +35,10 @@ jobs:
       run: |
         docker run -d \
           --name relspec-test-postgres \
+          --network host \
           -e POSTGRES_USER=relspec \
           -e POSTGRES_PASSWORD=relspec_test_password \
           -e POSTGRES_DB=relspec_test \
-          -p 5432:5432 \
           postgres:16-alpine
 
     - name: Wait for PostgreSQL to be ready
@@ -54,23 +54,18 @@ jobs:
         done
         sleep 2
 
-    - name: Install PostgreSQL client
+    - name: Copy init script into container
       run: |
-        sudo apt-get update
-        sudo apt-get install -y postgresql-client
+        docker cp tests/postgres/init.sql relspec-test-postgres:/tmp/init.sql
 
     - name: Initialize test database
-      env:
-        PGPASSWORD: relspec_test_password
       run: |
-        psql -h localhost -U relspec -d relspec_test -f tests/postgres/init.sql
+        docker exec relspec-test-postgres psql -U relspec -d relspec_test -f /tmp/init.sql
 
     - name: Verify database setup
-      env:
-        PGPASSWORD: relspec_test_password
       run: |
         echo "Verifying database initialization..."
-        psql -h localhost -U relspec -d relspec_test -c "
+        docker exec relspec-test-postgres psql -U relspec -d relspec_test -c "
         SELECT
           (SELECT COUNT(*) FROM pg_namespace WHERE nspname NOT IN ('pg_catalog', 'information_schema', 'pg_toast') AND nspname NOT LIKE 'pg_%') as schemas,
           (SELECT COUNT(*) FROM pg_tables WHERE schemaname NOT IN ('pg_catalog', 'information_schema')) as tables,