docs: add Windows npx wrapper examples

src/sequentialthinking/README.md

@@ -59,6 +59,24 @@ Add this to your `claude_desktop_config.json`:
 }
 ```
 
+On Windows, use `cmd /c` to launch `npx`:
+
+```json
+{
+  "mcpServers": {
+    "sequential-thinking": {
+      "command": "cmd",
+      "args": [
+        "/c",
+        "npx",
+        "-y",
+        "@modelcontextprotocol/server-sequential-thinking"
+      ]
+    }
+  }
+}
+```
+
 #### docker
 
 ```json
@@ -114,6 +132,24 @@ For NPX installation:
 }
 ```
 
+On Windows, use:
+
+```json
+{
+  "servers": {
+    "sequential-thinking": {
+      "command": "cmd",
+      "args": [
+        "/c",
+        "npx",
+        "-y",
+        "@modelcontextprotocol/server-sequential-thinking"
+      ]
+    }
+  }
+}
+```
+
 For Docker installation:
 
 ```json