docs: refresh user guide and screenshots

src/renderer/mock-repository-bridge.js

@@ -5,7 +5,7 @@ function createMockRepositoryBridge(context) {
       await wait(80);
       snapshot();
       return {
-        appVersion: "0.10.0-demo",
+        appVersion: "0.10.2-demo",
         platform: "win32",
         state: clone(state),
         git: { available: true, version: "git version 2.47.3" },