feat: add memory-service and postgres for Helion agent

- Add PostgreSQL database in docker-compose.yml
- Add memory-service with health checks
- Create database schema (init.sql) with user_facts, dialog_summaries, agent_memory_events
- Add deployment documentation (DEPLOY-NOW.md)
- Add status reports and troubleshooting guides

services/memory-service/init.sql

@@ -0,0 +1,68 @@
+-- Memory Service Database Schema
+-- Created: 2025-01-16
+
+-- User facts table
+CREATE TABLE IF NOT EXISTS user_facts (
+    id SERIAL PRIMARY KEY,
+    user_id VARCHAR(255) NOT NULL,
+    team_id VARCHAR(255),
+    fact_key VARCHAR(255) NOT NULL,
+    fact_value TEXT,
+    fact_value_json JSONB,
+    token_gated BOOLEAN DEFAULT FALSE,
+    token_requirements JSONB,
+    metadata JSONB DEFAULT '{}',
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(user_id, team_id, fact_key)
+);
+
+-- Dialog summaries table
+CREATE TABLE IF NOT EXISTS dialog_summaries (
+    id SERIAL PRIMARY KEY,
+    team_id VARCHAR(255) NOT NULL,
+    channel_id VARCHAR(255),
+    agent_id VARCHAR(255),
+    user_id VARCHAR(255),
+    period_start TIMESTAMP NOT NULL,
+    period_end TIMESTAMP NOT NULL,
+    summary_text TEXT,
+    summary_json JSONB,
+    message_count INTEGER DEFAULT 0,
+    participant_count INTEGER DEFAULT 0,
+    topics TEXT[],
+    meta JSONB DEFAULT '{}',
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Agent memory events table
+CREATE TABLE IF NOT EXISTS agent_memory_events (
+    id SERIAL PRIMARY KEY,
+    agent_id VARCHAR(255) NOT NULL,
+    team_id VARCHAR(255) NOT NULL,
+    channel_id VARCHAR(255),
+    user_id VARCHAR(255),
+    scope VARCHAR(50) DEFAULT 'short_term',
+    kind VARCHAR(50) NOT NULL,
+    body_text TEXT,
+    body_json JSONB,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Indexes for performance
+CREATE INDEX IF NOT EXISTS idx_user_facts_user_team ON user_facts(user_id, team_id);
+CREATE INDEX IF NOT EXISTS idx_dialog_summaries_team_channel ON dialog_summaries(team_id, channel_id);
+CREATE INDEX IF NOT EXISTS idx_agent_memory_events_agent_team ON agent_memory_events(agent_id, team_id);
+CREATE INDEX IF NOT EXISTS idx_agent_memory_events_created ON agent_memory_events(created_at DESC);
+
+-- Update trigger for user_facts
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = CURRENT_TIMESTAMP;
+    RETURN NEW;
+END;
+$$ language 'plpgsql';
+
+CREATE TRIGGER update_user_facts_updated_at BEFORE UPDATE ON user_facts
+    FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();