update doc

CONTRIBUTING.md

@@ -9,6 +9,9 @@ When you submit a pull request, a CLA-bot will automatically determine whether y
 to provide a CLA and decorate the PR appropriately (e.g., label, comment). Simply follow the
 instructions provided by the bot. You will only need to do this once across all repositories using our CLA.
 
+!!! note
+    You should sunmit your pull request to the `pre-release` branch, not the `main` branch.
+
 This project has adopted the [Microsoft Open Source Code of Conduct](https://opensource.microsoft.com/codeofconduct/).
 For more information see the [Code of Conduct FAQ](https://opensource.microsoft.com/codeofconduct/faq/)
 or contact [[email protected]](mailto:[email protected]) with any additional questions or comments.

ufo/config/config_dev.yaml

@@ -60,7 +60,7 @@ APP_API_PROMPT_ADDRESS: {
     "EXCEL.EXE": "ufo/prompts/apps/excel/api.yaml",
     "msedge.exe": "ufo/prompts/apps/web/api.yaml",
     "chrome.exe": "ufo/prompts/apps/web/api.yaml"
-}  # The prompt for the app API
+}  # The prompt address for the app API. The key is the app program name, and the value is the prompt address.
 
 WORD_API_PROMPT: "ufo/prompts/apps/word/api.yaml"  # The prompt for the word API
 EXCEL_API_PROMPT: "ufo/prompts/apps/excel/api.yaml"  # The prompt for the word API