Normalize README metadata and formatting

README.md

@@ -3,8 +3,11 @@ license: other
 license_name: tencent-hunyuan-community
 license_link: https://huggingface.co/tencent/HunyuanVideo/blob/main/LICENSE
 tags:
-- diffusion-single-file
 - comfyui
+- diffusion-single-file
+base_model:
+- tencent/HunyuanVideo
+- tencent/HunyuanVideo-I2V
 ---
 
 # HunyuanVideo
@@ -13,7 +16,7 @@ Repackaged model files for ComfyUI.
 
 Place the files in the following folders:
 
-```text
+```
 📂 ComfyUI/
 ├── 📂 models/
 │   ├── 📂 clip_vision/
@@ -34,3 +37,8 @@ Place the files in the following folders:
 Hunyuan Video repackaged for ComfyUI use.
 
 For workflows see: https://comfyanonymous.github.io/ComfyUI_examples/hunyuan_video/
+
+## Upstream sources
+
+- [tencent/HunyuanVideo](https://huggingface.co/tencent/HunyuanVideo)
+- [tencent/HunyuanVideo-I2V](https://huggingface.co/tencent/HunyuanVideo-I2V)