add openchat-3.6-8B support

Former-commit-id: b66f39d50d896d7597a1506e67ec210b31c9b700

src/llamafactory/data/template.py

@@ -756,6 +756,23 @@ _register_template(
     force_system=True,
 )
 
+_register_template(
+    name="openchat-3.6",
+    format_user=StringFormatter(
+        slots=[
+            (
+                "<|start_header_id|>GPT4 Correct User<|end_header_id|>\n\n{{content}}<|eot_id|>"
+                "<|start_header_id|>GPT4 Correct Assistant<|end_header_id|>\n\n"
+            )
+        ]
+    ),
+    format_system=StringFormatter(
+        slots=[{"bos_token"}, "<|start_header_id|>System<|end_header_id|>\n\n{{content}}<|eot_id|>"]
+    ),
+    stop_words=["<|eot_id|>"],
+    replace_eos=True,
+)
+
 
 _register_template(
     name="orion",

src/llamafactory/extras/constants.py

@@ -706,6 +706,15 @@ register_model_group(
     template="openchat",
 )
 
+register_model_group(
+    models={
+        "OpenChat3.6-8B-Chat": {
+            DownloadSource.DEFAULT: "openchat/openchat-3.6-8b-20240522",
+        }
+    },
+    template="openchat-3.6",
+)
+
 
 register_model_group(
     models={