Add references (removed inner git)

references/matrix-bot-chat-reference/sample/xAi的API交互方法.txt

@@ -0,0 +1,15 @@
+curl https://api.x.ai/v1/chat/completions -H "Content-Type: application/json" -H "Authorization: Bearer xai-Irz5BaEdnraGMHeFmIuTWx85srNRX5rrmXiRofaroFHrXh4dWGynC0B6hhwhUeU70Is5rSow1lHiSSVu" -d '{
+  "messages": [
+    {
+      "role": "system",
+      "content": "You are a test assistant."
+    },
+    {
+      "role": "user",
+      "content": "Testing. Just say hi and hello world and nothing else."
+    }
+  ],
+  "model": "grok-beta",
+  "stream": false,
+  "temperature": 0
+}'