📝 fix link and images

README.md

@@ -10,14 +10,14 @@
 **Table of Contents**
 
 - [Wolfram Language Server](#wolfram-language-server)
-    - [Installation](#installation)
-    - [Run the Server](#run-the-server)
-    - [Features](#features)
-    - [Contribute](#contribute)
-        - [Design Principles](#design-principles)
-        - [Todo list](#todo-list)
-    - [Donations :dollar:](#donations-dollar)
-    - [Footnotes](#footnotes)
+  - [Installation](#installation)
+  - [Run the Server](#run-the-server)
+  - [Features](#features)
+  - [Contribute](#contribute)
+    - [Design Principles](#design-principles)
+    - [Todo list](#todo-list)
+  - [Donations :dollar:](#donations-dollar)
+  - [Footnotes](#footnotes)
 
 <!-- markdown-toc end -->
 
@@ -91,20 +91,20 @@ This is a good way to see the results from the unit tests.
 - *Hover:* Provide definitions for Wolfram functions and system variables, such
   as `String` and `$Path`.
 
-![hover](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/master/images/hover.jpg)
+![hover](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/develop/images/hover.png)
 
 - *Completion:* The completion is triggered by the client automatically.
   Currently, Wolfram functions and system variables would be displayed.
 
 - *Completion Resolve:* Further information would be provided for the items in
   the list.
 
-![completion](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/master/images/completion.jpg)
+![completion](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/develop/images/completion.png)
 
 - *Diagnostics:* Syntax error would be underlined. However, the specific syntax
   error is not supported at the moment.
 
-![diagnostics](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/master/images/diagnostics.jpg)
+![diagnostics](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/develop/images/diagnostics.png)
 
 This is an early release, so more features are on the way. Syntax highlight is
 NOT supported according to the design of LSP, but there are already some good

client/README.md

@@ -59,20 +59,20 @@ Restart VS Code to take effect.
 - *Hover:* Provide definitions for Wolfram functions and system variables, such
   as `String` and `$Path`.
 
-![hover](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/master/images/hover.jpg)
+![hover](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/develop/images/hover.png)
 
 - *Completion:* The completion is triggered by the client automatically.
   Currently, Wolfram functions and system variables would be displayed.
 
 - *Completion Resolve:* Further information would be provided for the items in
   the list.
 
-![completion](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/master/images/completion.jpg)
+![completion](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/develop/images/completion.png)
 
 - *Diagnostics:* Syntax error would be underlined. However, the specific syntax
   error is not supported at the moment.
 
-![diagnostics](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/master/images/diagnostics.jpg)
+![diagnostics](https://raw.githubusercontent.com/kenkangxgwe/lsp-wl/develop/images/diagnostics.png)
 
 This is an early release, so more features are on the way. Syntax highlight is
 NOT supported according to the design of LSP, but there are already some good