fix docs: index and quickstart

Signed-off-by: Jie Pu <[email protected]>

docs/index.rst

@@ -9,6 +9,16 @@ Sedna is an edge-cloud synergy AI project incubated in KubeEdge SIG AI. Benefiti
 
 Sedna can simply enable edge-cloud synergy capabilities to existing training and inference scripts, bringing the benefits of reducing costs, improving model performance, and protecting data privacy.
 
+.. toctree::
+    :maxdepth: 1
+    :titlesonly:
+    :glob:
+    :caption: DEPLOY
+
+    Cluster Installation <setup/install> used for production.
+    AllinOne Installation <setup/all-in-one> used for development.
+    Standalone Installation <setup/local-up> used for hello world.
+
 .. toctree::
     :maxdepth: 1
     :caption: QUICK START
@@ -31,23 +41,15 @@ Sedna can simply enable edge-cloud synergy capabilities to existing training and
     proposals/object-tracking
 
 
-.. toctree::
-    :maxdepth: 1
-    :titlesonly:
-    :glob:
-    :caption: DEPLOY
-
-    Installtion <setup/install>
-    Standalone <setup/local-up>
-
 .. toctree::
     :maxdepth: 1
     :glob:
     :caption: EXAMPLES
 
-    examples/federated_learning/surface_defect_detection/README
-    examples/incremental_learning/helmet_detection/README
     examples/joint_inference/helmet_detection_inference/README
+    examples/incremental_learning/helmet_detection/README
+    examples/federated_learning/surface_defect_detection/README
+    examples/federated_learning/yolov5_coco128_mistnet/README
     examples/lifelong_learning/atcii/README
     examples/storage/s3/*