Apply Composer changes: comprehensive API updates, migrations, middleware, and infrastructure improvements

- Add comprehensive database migrations (001-024) for schema evolution
- Enhance API schema with expanded type definitions and resolvers
- Add new middleware: audit logging, rate limiting, MFA enforcement, security, tenant auth
- Implement new services: AI optimization, billing, blockchain, compliance, marketplace
- Add adapter layer for cloud integrations (Cloudflare, Kubernetes, Proxmox, storage)
- Update Crossplane provider with enhanced VM management capabilities
- Add comprehensive test suite for API endpoints and services
- Update frontend components with improved GraphQL subscriptions and real-time updates
- Enhance security configurations and headers (CSP, CORS, etc.)
- Update documentation and configuration files
- Add new CI/CD workflows and validation scripts
- Implement design system improvements and UI enhancements

api/src/services/blockchain-contracts.ts

@@ -0,0 +1,66 @@
+/**
+ * Blockchain Contract Types
+ * 
+ * This file provides type-safe interfaces for smart contracts.
+ * In production, these should be generated from compiled contracts using typechain.
+ * 
+ * To generate types:
+ * 1. Compile contracts: cd blockchain && pnpm compile
+ * 2. Generate types: cd blockchain && pnpm generate:types
+ * 3. Import from: import { ResourceProvisioning } from '../types/contracts'
+ */
+
+// Resource Type enum matching smart contract
+export enum ResourceType {
+  VM = 0,
+  CONTAINER = 1,
+  STORAGE = 2,
+  NETWORK = 3,
+  SERVICE = 4,
+}
+
+// Resource struct matching smart contract
+export interface BlockchainResource {
+  resourceId: string
+  region: string
+  datacenter: string
+  resourceType: ResourceType
+  provisionedAt: bigint
+  provisionedBy: string
+  active: boolean
+  metadata: string
+}
+
+// Event types
+export interface ResourceProvisionedEvent {
+  resourceId: string
+  region: string
+  resourceType: ResourceType
+  provisionedBy: string
+  timestamp: bigint
+}
+
+export interface ResourceDeprovisionedEvent {
+  resourceId: string
+  deprovisionedBy: string
+  timestamp: bigint
+}
+
+/**
+ * Try to import generated types, fallback to manual definitions
+ */
+let ResourceProvisioningContract: any = null
+let IdentityManagementContract: any = null
+
+try {
+  // Try to import generated types
+  const generatedTypes = require('../types/contracts')
+  ResourceProvisioningContract = generatedTypes.ResourceProvisioning
+  IdentityManagementContract = generatedTypes.IdentityManagement
+} catch (error) {
+  // Types not generated yet - using manual definitions
+  // This is expected until contracts are compiled and types are generated
+}
+
+export { ResourceProvisioningContract, IdentityManagementContract }
+