Windows filesystem MCP enhancements (#543)

* fix: comprehensive Windows path handling improvements

- Add path-utils module for consistent path handling
- Handle Windows paths with spaces via proper quoting
- Support Unix-style Windows paths (/c/path)
- Support WSL paths (/mnt/c/path)
- Add comprehensive test coverage
- Fix path normalization for all path formats

Closes #447

* tested locally and working now

* Add filesystem path utils and tests

* Ensure Windows drive letters are capitalized in normalizePath

* adding test for gh pr comment

* pushing jest and windows testing config

* last commit? fixing comments on PR

* Fix bin and bump sdk

* Remove redundant commonjs version of path-utils and import from ts version

* Remove copying cjs file

* Remove copying run-server

* Remove complex args parsing and do other cleanup

* Add missing tools details to Readme

* Move utility functions from index to lib

* Add more tests and handle very small and very large files edge cases

* Finish refactoring and include original security fix comments

* On Windows, also check for drive root

* Check symlink support on restricted Windows environments

* Fix tests

* Bump SDK and package version

* Clean up

---------

Co-authored-by: olaservo <olahungerford@gmail.com>
Co-authored-by: adam jones <adamj+git@anthropic.com>

src/filesystem/__tests__/path-utils.test.ts

@@ -162,6 +162,12 @@ describe('Path Utilities', () => {
       expect(result).not.toContain('~');
     });
 
+    it('expands bare ~ to home directory', () => {
+      const result = expandHome('~');
+      expect(result).not.toContain('~');
+      expect(result.length).toBeGreaterThan(0);
+    });
+
     it('leaves other paths unchanged', () => {
       expect(expandHome('C:/test')).toBe('C:/test');
     });