ci: Fix PostgreSQL service configuration by using ALTER SYSTEM commands instead of options

Author: Turbo87

.github/workflows/ci.yml

@@ -164,13 +164,6 @@ jobs:
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5
-          -c fsync=off
-          -c wal_level=minimal
-          -c full_page_writes=off
-          -c checkpoint_timeout=10min
-          -c shared_buffers=256MB
-          -c synchronous_commit=off
-          -c max_wal_senders=0
         ports:
           - 5432:5432
 
@@ -196,6 +189,18 @@ jobs:
       # This ensures psql version matches PostgreSQL server for snapshot tests
       - run: sudo /usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -v ${POSTGRES_VERSION} -i -p
 
+      # Apply PostgreSQL performance optimizations for test speed
+      # WARNING: These settings sacrifice data durability for speed - test environments only!
+      - run: |
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET fsync = off;"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET wal_level = minimal;"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET full_page_writes = off;"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET checkpoint_timeout = '10min';"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET shared_buffers = '256MB';"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET synchronous_commit = off;"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "ALTER SYSTEM SET max_wal_senders = 0;"
+          PGPASSWORD=postgres psql -h localhost -U postgres -d postgres -c "SELECT pg_reload_conf();"
+
       - run: cargo build --tests --workspace
       - run: cargo test --workspace