Dockerfile support added to webapi

WebNovelPortalAPI/Dockerfile

@@ -0,0 +1,22 @@
+FROM mcr.microsoft.com/dotnet/aspnet:6.0 AS base
+WORKDIR /app
+EXPOSE 80
+EXPOSE 443
+
+FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
+WORKDIR /src
+COPY ["WebNovelPortalAPI/WebNovelPortalAPI.csproj", "WebNovelPortalAPI/"]
+COPY ["DBConnection/DBConnection.csproj", "DBConnection/"]
+COPY ["Shared/Shared.csproj", "Shared/"]
+RUN dotnet restore "WebNovelPortalAPI/WebNovelPortalAPI.csproj"
+COPY . .
+WORKDIR "/src/WebNovelPortalAPI"
+RUN dotnet build "WebNovelPortalAPI.csproj" -c Release -o /app/build
+
+FROM build AS publish
+RUN dotnet publish "WebNovelPortalAPI.csproj" -c Release -o /app/publish
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+ENTRYPOINT ["dotnet", "WebNovelPortalAPI.dll"]