App update docs (#462)

* Add "nagivation" page for app

* Updates

* Add separate screen for search results

* Screenshot updates

mkdocs.yml

@@ -135,6 +135,19 @@ nav:
     - Error Logs: settings/logs.md
     - Email: settings/email.md
     - Background Tasks: settings/tasks.md
+  - App:
+    - InvenTree App: app/app.md
+    - Connect: app/connect.md
+    - Navigation: app/navigation.md
+    - Search: app/search.md
+    - Barcodes: app/barcode.md
+    - Parts: app/part.md
+    - Stock: app/stock.md
+    - Purchase Orders: app/po.md
+    - Settings: app/settings.md
+    - Privacy: app/privacy.md
+    - Translation: app/translation.md
+    - Suggestions: app/issues.md
   - Extend:
     - InvenTree API:
       - Overview: api/api.md
@@ -151,17 +164,6 @@ nav:
       - Internal Barcodes: barcodes/internal.md
       - External Barcodes: barcodes/external.md
       - Custom Barcodes: barcodes/custom.md
-    - App:
-      - InvenTree App: app/app.md
-      - Connect: app/connect.md
-      - Barcodes: app/barcode.md
-      - Parts: app/part.md
-      - Stock: app/stock.md
-      - Purchase Orders: app/po.md
-      - Settings: app/settings.md
-      - Privacy: app/privacy.md
-      - Translation: app/translation.md
-      - Suggestions: app/issues.md
     - Plugins:
       - Overview: extend/plugins.md
       - Installation: extend/plugins/install.md