Initial commit: Complete Hive distributed AI orchestration platform

This comprehensive implementation includes:
- FastAPI backend with MCP server integration
- React/TypeScript frontend with Vite
- PostgreSQL database with Redis caching
- Grafana/Prometheus monitoring stack
- Docker Compose orchestration
- Full MCP protocol support for Claude Code integration

Features:
- Agent discovery and management across network
- Visual workflow editor and execution engine
- Real-time task coordination and monitoring
- Multi-model support with specialized agents
- Distributed development task allocation

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

backend/migrations/001_initial_schema.sql

@@ -0,0 +1,123 @@
+
+-- Hive Unified Database Schema
+
+-- User Management
+CREATE TABLE users (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    email VARCHAR(255) UNIQUE NOT NULL,
+    hashed_password VARCHAR(255) NOT NULL,
+    is_active BOOLEAN DEFAULT true,
+    role VARCHAR(50) DEFAULT 'developer',
+    created_at TIMESTAMP DEFAULT NOW(),
+    last_login TIMESTAMP
+);
+
+-- Agent Management
+CREATE TABLE agents (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name VARCHAR(255) NOT NULL,
+    endpoint VARCHAR(512) NOT NULL,
+    model VARCHAR(255),
+    specialization VARCHAR(100),
+    capabilities JSONB,
+    hardware_config JSONB,
+    status VARCHAR(50) DEFAULT 'offline',
+    performance_targets JSONB,
+    created_at TIMESTAMP DEFAULT NOW(),
+    last_seen TIMESTAMP
+);
+
+-- Workflow Management
+CREATE TABLE workflows (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name VARCHAR(255) NOT NULL,
+    description TEXT,
+    n8n_data JSONB NOT NULL,
+    mcp_tools JSONB,
+    created_by UUID REFERENCES users(id),
+    version INTEGER DEFAULT 1,
+    active BOOLEAN DEFAULT true,
+    created_at TIMESTAMP DEFAULT NOW(),
+    updated_at TIMESTAMP DEFAULT NOW()
+);
+
+-- Execution Tracking
+CREATE TABLE executions (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    workflow_id UUID REFERENCES workflows(id),
+    status VARCHAR(50) DEFAULT 'pending',
+    input_data JSONB,
+    output_data JSONB,
+    error_message TEXT,
+    progress INTEGER DEFAULT 0,
+    started_at TIMESTAMP,
+    completed_at TIMESTAMP,
+    created_at TIMESTAMP DEFAULT NOW()
+);
+
+-- Task Management
+CREATE TABLE tasks (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    title VARCHAR(255) NOT NULL,
+    description TEXT,
+    priority INTEGER DEFAULT 5,
+    status VARCHAR(50) DEFAULT 'pending',
+    assigned_agent_id UUID REFERENCES agents(id),
+    workflow_id UUID REFERENCES workflows(id),
+    execution_id UUID REFERENCES executions(id),
+    metadata JSONB,
+    created_at TIMESTAMP DEFAULT NOW(),
+    started_at TIMESTAMP,
+    completed_at TIMESTAMP
+);
+
+-- Performance Metrics (Time Series)
+CREATE TABLE agent_metrics (
+    agent_id UUID REFERENCES agents(id),
+    timestamp TIMESTAMP NOT NULL,
+    cpu_usage FLOAT,
+    memory_usage FLOAT,
+    gpu_usage FLOAT,
+    tokens_per_second FLOAT,
+    response_time FLOAT,
+    active_tasks INTEGER,
+    status VARCHAR(50),
+    PRIMARY KEY (agent_id, timestamp)
+);
+
+-- System Alerts
+CREATE TABLE alerts (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    type VARCHAR(100) NOT NULL,
+    severity VARCHAR(20) NOT NULL,
+    message TEXT NOT NULL,
+    agent_id UUID REFERENCES agents(id),
+    resolved BOOLEAN DEFAULT false,
+    created_at TIMESTAMP DEFAULT NOW(),
+    resolved_at TIMESTAMP
+);
+
+-- API Keys
+CREATE TABLE api_keys (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    user_id UUID REFERENCES users(id),
+    name VARCHAR(255) NOT NULL,
+    key_hash VARCHAR(255) NOT NULL,
+    is_active BOOLEAN DEFAULT true,
+    expires_at TIMESTAMP,
+    created_at TIMESTAMP DEFAULT NOW()
+);
+
+-- Indexes for performance
+CREATE INDEX idx_agents_status ON agents(status);
+CREATE INDEX idx_workflows_active ON workflows(active, created_at);
+CREATE INDEX idx_executions_status ON executions(status, created_at);
+CREATE INDEX idx_tasks_status_priority ON tasks(status, priority DESC, created_at);
+CREATE INDEX idx_agent_metrics_timestamp ON agent_metrics(timestamp);
+CREATE INDEX idx_agent_metrics_agent_time ON agent_metrics(agent_id, timestamp);
+CREATE INDEX idx_alerts_unresolved ON alerts(resolved, created_at) WHERE resolved = false;
+
+-- Sample data
+INSERT INTO users (email, hashed_password, role) VALUES 
+('admin@hive.local', '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMQJqhN8/lewohT6ZErjH.2T.2', 'admin'),
+('developer@hive.local', '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMQJqhN8/lewohT6ZErjH.2T.2', 'developer');