Add support for paths starting with a slash in path extraction

- make sure such incoming path: `/src/hello.ts` matches workspace's `src/hello.ts`

Author: robertpiosik

apps/editor/src/utils/extract-paths-from-text/extract-paths-from-text.spec.ts

@@ -84,4 +84,12 @@ Lorem ipsum.`
       'apps/editor/src/features/checkpoints/actions/restore-checkpoint.ts'
     )
   })
+
+  it('extracts paths starting with a slash', () => {
+    const text = 'Look at /src/hello.ts'
+    const workspace_files = ['src/hello.ts']
+    const result = extract_paths_from_text({ text, workspace_files })
+
+    expect(result).toContain('src/hello.ts')
+  })
 })

apps/editor/src/utils/extract-paths-from-text/extract-paths-from-text.ts

@@ -40,6 +40,8 @@ export const extract_paths_from_text = (params: {
     let p = original_p
     if (p.startsWith('./')) {
       p = p.substring(2)
+    } else if (p.startsWith('/')) {
+      p = p.substring(1)
     }
 
     if (!p) continue