Update README.md for F# project structure and development instructions

api/README.md

@@ -1,29 +1,20 @@
-# dump
+# F# project
 
-    pg_dump postgresql://hwu:[email protected]:5432/hwu --table diary  > diary.sql
+# project structure
 
-# restore
+*.fsproj: This is your project file, defining project settings, dependencies, and build configurations.
 
-    psql postgresql://hwu:[email protected]:5432/hwu -f diary.sql
+Program.fs: This is the main entry point of your F# ASP.NET Core application
 
-## tag and push to aliyun
+# develop
 
+```sh
+dotnet restore
+dotnet build
+dotnet watch run
 ```
-hwu@instance-1:~$ docker tag mcr.microsoft.com/dotnet/core/sdk:3.1-alpine registry.cn-shanghai.aliyuncs.com/bestqa/dotnet-core-sdk:3.1-alpine
-hwu@instance-1:~$ docker push registry.cn-shanghai.aliyuncs.com/bestqa/dotnet-core-sdk:3.1-alpine
-b7b554cc2a51: Pushed
-4db87b5e5296: Pushed
-742cf03e82dc: Pushed
-6dd2e5075bbd: Pushed
-8b11e2e6dac9: Pushed
-b9dfc8eed8d6: Pushed
-777b2c648970: Pushed
-3.1-alpine: digest: sha256:f33d8a78fb0faee52b3eb0f29a3702f8e9b2a15bd63ce3093250bc2bf247f649 size: 1798
-hwu@instance-1:~$ docker tag mcr.microsoft.com/dotnet/core/runtime:3.1-alpine registry.cn-shanghai.aliyuncs.com/bestqa/dotnet-core-runtime:3.1-alpine
-hwu@instance-1:~$ docker push registry.cn-shanghai.aliyuncs.com/bestqa/dotnet-core-runtime:3.1-alpine
-The push refers to repository [registry.cn-shanghai.aliyuncs.com/bestqa/dotnet-core-runtime]
-8b11e2e6dac9: Mounted from bestqa/dotnet-core-sdk
-b9dfc8eed8d6: Mounted from bestqa/dotnet-core-sdk
-777b2c648970: Mounted from bestqa/dotnet-core-sdk
-3.1-alpine: digest: sha256:e751d1e51d5ed001f5f1b7b1ae009177ed3a15c7bf7773212a5ab339c2b8f3cd size: 951
-```
+
+## Port
+
+in prod, default port is 8080 (aspnet 8), 80 (aspnet < 8).
+in dev, default port is 500