added Dockerfile

Dockerfile

@@ -0,0 +1,13 @@
+FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
+WORKDIR /src
+COPY ./CHN.Blazor ./
+RUN dotnet restore CHN.Blazor.csproj
+RUN dotnet build CHN.Blazor.csproj -c Release -o /app/build
+
+FROM build AS publish
+RUN dotnet publish CHN.Blazor.csproj -c Release -o /app/publish
+
+FROM nginx:alpine AS final
+WORKDIR /usr/share/nginx/html
+COPY --from=publish /app/publish/wwwroot .
+COPY nginx.conf /etc/nginx/nginx.conf

nginx.conf

@@ -0,0 +1,13 @@
+events { }
+http {
+    include mime.types;
+
+    server {
+        listen 80;
+
+        location / {
+            root /usr/share/nginx/html;
+            try_files $uri $uri/ /index.html =404;
+        }
+    }
+}