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+# bunq API Client Implementation Plan
+
+cat /home/philkunz/.claude/CLAUDE.md
+
+## Phase 1: Remove External Dependencies & Setup Core Infrastructure
+
+- [x] Remove @bunq-community/bunq-js-client dependency from package.json
+- [x] Remove JSONFileStore and bunqCommunityClient from bunq.plugins.ts
+- [x] Create bunq.classes.apicontext.ts for API context management
+- [x] Create bunq.classes.httpclient.ts for HTTP request handling
+- [x] Create bunq.classes.crypto.ts for cryptographic operations
+- [x] Create bunq.classes.session.ts for session management
+- [x] Create bunq.interfaces.ts for shared interfaces and types
+
+## Phase 2: Implement Core Authentication Flow
+
+- [x] Implement RSA key pair generation in crypto class
+- [x] Implement installation endpoint (`POST /v1/installation`)
+- [x] Implement device registration (`POST /v1/device-server`)
+- [x] Implement session creation (`POST /v1/session-server`)
+- [x] Implement request signing mechanism
+- [x] Implement response verification
+- [x] Add session token refresh logic
+
+## Phase 3: Update Existing Classes
+
+- [x] Refactor BunqAccount class to use new HTTP client
+- [x] Update BunqMonetaryAccount to work with new infrastructure
+- [x] Update BunqTransaction to work with new infrastructure
+- [x] Add proper TypeScript interfaces for all API responses
+- [x] Implement error handling with bunq-specific error types
+
+## Phase 4: Implement Additional API Resources
+
+- [x] Create bunq.classes.user.ts for user management
+- [x] Create bunq.classes.payment.ts for payment operations
+- [x] Create bunq.classes.card.ts for card management
+- [x] Create bunq.classes.request.ts for payment requests
+- [x] Create bunq.classes.schedule.ts for scheduled payments
+- [x] Create bunq.classes.draft.ts for draft payments
+- [x] Create bunq.classes.attachment.ts for file handling
+- [x] Create bunq.classes.export.ts for statement exports
+- [x] Create bunq.classes.notification.ts for notifications
+- [x] Create bunq.classes.webhook.ts for webhook management
+
+## Phase 5: Enhanced Features
+
+- [x] Implement pagination support for all list endpoints
+- [x] Add rate limiting compliance
+- [x] Implement retry logic with exponential backoff
+- [x] Add request/response logging capabilities
+- [x] Implement webhook signature verification
+- [x] Add OAuth flow support for third-party apps
+
+## Phase 6: Testing & Documentation
+
+- [ ] Write unit tests for crypto operations
+- [ ] Write unit tests for HTTP client
+- [ ] Write unit tests for all API classes
+- [ ] Create integration tests using sandbox environment
+- [x] Update main README.md with usage examples
+- [x] Add JSDoc comments to all public methods
+- [x] Create example scripts for common use cases
+
+## Phase 7: Cleanup & Optimization
+
+- [x] Remove all references to old bunq-community client
+- [x] Optimize bundle size
+- [x] Ensure all TypeScript types are properly exported
+- [x] Run build and verify all tests pass
+- [x] Update package version