Read and write files through Zed (#6169)

Co-authored-by: Agus Zubiaga <agus@zed.dev>

packages/core/src/tools/read-file.ts

@@ -74,6 +74,7 @@ class ReadFileToolInvocation extends BaseToolInvocation<
     const result = await processSingleFileContent(
       this.params.absolute_path,
       this.config.getTargetDir(),
+      this.config.getFileSystemService(),
       this.params.offset,
       this.params.limit,
     );