## 1. Implementation

- [x] 1.1 Add session resource cleanup to GitLabFileSystem
  - [x] 1.1.1 Add `close()` method to properly cleanup requests.Session
  - [x] 1.1.2 Add `__del__` method as fallback cleanup
  - [x] 1.1.3 Update tests to verify session cleanup

- [x] 1.2 Implement pagination limits to prevent infinite loops
  - [x] 1.2.1 Add `max_pages` parameter (default 1000) to GitLabFileSystem
  - [x] 1.2.2 Update `ls()` method to enforce page limits
  - [x] 1.2.3 Add validation for malformed pagination headers
  - [x] 1.2.4 Add tests for pagination limit enforcement

- [x] 1.3 Add comprehensive input validation
  - [x] 1.3.1 Add timeout validation (positive numbers, reasonable max values)
  - [x] 1.3.2 Add `max_pages` validation (positive integers)
  - [x] 1.3.3 Update GitLabStorageOptions with parameter validation
  - [x] 1.3.4 Add tests for input validation edge cases

- [x] 1.4 Enhance error handling for edge cases
  - [x] 1.4.1 Improve handling of malformed pagination headers
  - [x] 1.4.2 Add better error messages for invalid inputs
  - [x] 1.4.3 Update logging for resource cleanup events
  - [x] 1.4.4 Add tests for error handling improvements

## 2. Testing

- [x] 2.1 Add resource management tests
  - [x] 2.1.1 Test session cleanup on `close()` method
  - [x] 2.1.2 Test fallback cleanup in `__del__` method
  - [x] 2.1.3 Test multiple filesystem instances don't share sessions

- [x] 2.2 Add pagination safety tests
  - [x] 2.2.1 Test pagination limit enforcement
  - [x] 2.2.2 Test handling of malformed pagination headers
  - [x] 2.2.3 Test graceful degradation when limits reached

- [x] 2.3 Add input validation tests
  - [x] 2.3.1 Test timeout parameter validation
  - [x] 2.3.2 Test max_pages parameter validation
  - [x] 2.3.3 Test storage options validation
  - [x] 2.3.4 Test error messages for invalid inputs

## 3. Documentation

- [x] 3.1 Update GitLab filesystem documentation
  - [x] 3.1.1 Document new `max_pages` parameter
  - [x] 3.1.2 Document resource cleanup behavior
  - [x] 3.1.3 Document input validation requirements

- [x] 3.2 Update storage options documentation
  - [x] 3.2.1 Document validation requirements
  - [x] 3.2.2 Add examples of proper configuration