Add fs example and rename tauri imports

src-tauri/gen/schemas/capabilities.json

@@ -1 +1 @@
-{"main":{"identifier":"main","description":"Capabilities for the main window","local":true,"windows":["main"],"permissions":["path:default","event:default","window:default","app:default","resources:default","menu:default","shell:allow-open",{"identifier":"shell:allow-execute","allow":[{"args":["-c",{"validator":"\\S+"}],"cmd":"sh","name":"exec-sh","sidecar":false}]},"notification:default","os:allow-platform","os:allow-arch","os:allow-family","os:allow-version","os:allow-locale"]}}
+{"main":{"identifier":"main","description":"Capabilities for the main window","local":true,"windows":["main"],"permissions":["path:default","event:default","window:default","app:default","resources:default","menu:default","shell:allow-open",{"identifier":"shell:allow-execute","allow":[{"args":["-c",{"validator":"\\S+"}],"cmd":"sh","name":"exec-sh","sidecar":false}]},"notification:default","os:allow-platform","os:allow-arch","os:allow-family","os:allow-version","os:allow-locale","fs:allow-document-read","fs:allow-document-write"]}}