chore: add postgres service

Author: morenol

config/postgres/initdb.d/00-init-databases.sql

@@ -0,0 +1,16 @@
+-- Initialize databases
+-- This script runs first to ensure both databases exist
+
+-- Create the coagent database (this might already exist from POSTGRES_DB env var)
+SELECT 'CREATE DATABASE coagent'
+WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = 'coagent')\gexec
+
+-- Create the coagent-cloud database
+SELECT 'CREATE DATABASE "coagent-cloud"'
+WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = 'coagent-cloud')\gexec
+
+-- Grant permissions to coagent user on both databases
+GRANT ALL PRIVILEGES ON DATABASE coagent TO coagent;
+GRANT ALL PRIVILEGES ON DATABASE "coagent-cloud" TO coagent;
+
+\echo 'Successfully ensured both coagent and coagent-cloud databases exist'

config/postgres/initdb.d/01-init-coagent-cloud.sql

@@ -0,0 +1,15 @@
+-- Initialize coagent-cloud database with organizations, users, and subscriptions tables
+-- This script runs automatically when PostgreSQL container starts
+-- Database creation is handled in 00-init-databases.sql
+
+-- Connect to the coagent-cloud database
+\c "coagent-cloud";
+
+-- Enable UUID extension
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+-- Grant permissions (assuming coagent user exists)
+GRANT ALL PRIVILEGES ON DATABASE "coagent-cloud" TO coagent;
+GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public TO coagent;
+GRANT ALL PRIVILEGES ON ALL SEQUENCES IN SCHEMA public TO coagent;
+GRANT USAGE ON SCHEMA public TO coagent;

docker-compose.yml

@@ -27,6 +27,8 @@ services:
     depends_on:
       clickhouse:
         condition: service_healthy
+      postgres:
+        condition: service_healthy
     pull_policy: if_not_present
 
   clickhouse:
@@ -81,5 +83,23 @@ services:
       - local-llm
     entrypoint: [ "/bin/bash", "-c", "ollama serve & sleep 5 && ollama pull all-minilm && ollama pull qwen3:4b && wait" ]
 
+  postgres:
+    image: postgres:16-alpine
+    ports:
+      - "5432:5432"
+    environment:
+      POSTGRES_USER: "coagent"
+      POSTGRES_PASSWORD: "coagent"
+      POSTGRES_DB: "coagent"
+    volumes:
+      - .volumes/postgres/data:/var/lib/postgresql/data:z
+      - ./config/postgres/initdb.d:/docker-entrypoint-initdb.d:ro
+    healthcheck:
+      test: [ "CMD-SHELL", "pg_isready -U coagent -d coagent" ]
+      interval: 30s
+      timeout: 10s
+      retries: 5
+      start_period: 30s
+
 volumes:
   ollama_storage: