Add DeepSeek chat.deepseek.com

DeepSeek/deepseek-chat.md

@@ -0,0 +1,21 @@
+Current date: 2026-07-14  
+User location: Iceland
+
+```json
+{
+  "name": "search",
+  "description": "Web search. Split multiple queries with '||'.",
+  "parameters": {
+    "type": "object",
+    "properties": {
+      "queries": {
+        "type": "string",
+        "description": "query1||query2"
+      }
+    },
+    "required": ["queries"],
+    "additionalProperties": false,
+    "$schema": "http://json-schema.org/draft-07/schema#"
+  }
+}
+```