Add production docker file for backend

src/backend/server/Dockerfile

@@ -5,11 +5,18 @@ EXPOSE 443
 
 FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
 WORKDIR /src
-COPY ["Todo.Api/Todo.Api.csproj", "Todo.Api/"]
-RUN dotnet restore "Todo.Api/Todo.Api.csproj"
+
+COPY *.sln .
+COPY ["src/Todo.Api/Todo.Api.csproj", "src/Todo.Api/"]
+COPY ["src/Todo.Core/Todo.Core.csproj", "src/Todo.Core/"]
+COPY ["src/Todo.Persistence/Todo.Persistence.csproj", "src/Todo.Persistence/"]
+
+RUN dotnet restore .
+
 COPY . .
-WORKDIR "/src/Todo.Api"
-RUN dotnet build "Todo.Api.csproj" -c Release -o /app/build
+
+WORKDIR "src/Todo.Api"
+RUN dotnet build . -c Release -o /app/build
 
 FROM build AS publish
 RUN dotnet publish "Todo.Api.csproj" -c Release -o /app/publish

src/backend/server/Todo.sln

@@ -1,10 +1,10 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Todo.Api", "Todo.Api\Todo.Api.csproj", "{FA037FDE-DAA4-4A95-ABA5-64DCFEDDBA4E}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Todo.Api", "src\Todo.Api\Todo.Api.csproj", "{FA037FDE-DAA4-4A95-ABA5-64DCFEDDBA4E}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Todo.Persistence", "Todo.Persistence\Todo.Persistence.csproj", "{7636E7CC-C9A5-41D4-BBFE-B107497A5C8A}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Todo.Persistence", "src\Todo.Persistence\Todo.Persistence.csproj", "{7636E7CC-C9A5-41D4-BBFE-B107497A5C8A}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Todo.Core", "Todo.Core\Todo.Core.csproj", "{F134CAB6-15A5-45CB-8782-B61AB67B5C9C}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Todo.Core", "src\Todo.Core\Todo.Core.csproj", "{F134CAB6-15A5-45CB-8782-B61AB67B5C9C}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution