Add pgbouncer config

.env.example

@@ -19,6 +19,7 @@ WAREHOUSE_DATABASE_URL=your_warehouse_database_url_here
 
 # You can leave this alone if you're using the provided docker setup!
 DATABASE_URL=your_database_url_here
+POOL_DATABASE_URL=pg_bouncer_url_here
 
 # Secret key base
 SECRET_KEY_BASE=your_secret_key_base_here

docker-compose.pgbouncer.yml

@@ -0,0 +1,25 @@
+version: '3.8'
+# This is run on coolify under a seperate service so we don't restart it on
+# every git push!
+services:
+  pgbouncer:
+    image: edoburu/pgbouncer:v1.24.0-p1
+    environment:
+      - DB_USER=${DB_USER:-postgres}
+      - DB_PASSWORD=${DB_PASSWORD}
+      - DB_HOST=${DB_HOST}
+      - DB_PORT=${DB_PORT:-6382}
+      - DB_NAME=${DB_NAME:-postgres}
+      - POOL_MODE=transaction
+      - MAX_CLIENT_CONN=1000
+      - DEFAULT_POOL_SIZE=20
+      - MIN_POOL_SIZE=5
+      - AUTH_TYPE=scram-sha-256
+      - ADMIN_USERS=${DB_USER:-postgres}
+    ports:
+      - "6432:6432"
+    healthcheck:
+      test: ["CMD", "pg_isready", "-h", "localhost"]
+      interval: 10s
+      timeout: 5s
+      retries: 5