Initial implementation of procfile

Reviewed-on: #1

Dockerfile

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+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS base
+USER $APP_UID
+WORKDIR /app
+EXPOSE 8080
+
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+ARG BUILD_CONFIGURATION=Release
+
+WORKDIR /src
+COPY ["Pushy.Domain/Pushy.Domain.csproj", "Pushy.Domain/"]
+
+COPY ["Pushy/Pushy/Pushy.csproj", "Pushy/Pushy/"]
+COPY ["Pushy/Pushy.Client/Pushy.Client.csproj", "Pushy/Pushy.Client/"]
+
+COPY ["Pushy.Silo/Pushy.Silo.csproj", "Pushy.Silo/"]
+COPY . .
+
+RUN dotnet restore "Pushy.Silo/Pushy.Silo.csproj"
+RUN dotnet restore "Pushy/Pushy/Pushy.csproj"
+
+WORKDIR "/src/Pushy.Silo"
+RUN dotnet build "Pushy.Silo.csproj" --no-restore -c $BUILD_CONFIGURATION -o /app/silo
+
+WORKDIR "/src/Pushy/Pushy"
+RUN dotnet build "Pushy.csproj" --no-restore -c $BUILD_CONFIGURATION -o /app/pushy
+
+COPY .dokku/Procfile /app/.dokku/Procfile
+COPY run-silo.sh /app/run-silo.sh
+COPY run-web.sh /app/run-web.sh
+
+FROM build AS publish
+ARG BUILD_CONFIGURATION=Release
+
+WORKDIR "/src/Pushy.Silo"
+RUN dotnet publish "Pushy.Silo.csproj" -c $BUILD_CONFIGURATION -o /app/publish/silo /p:UseAppHost=false
+
+WORKDIR "/src/Pushy/Pushy"
+RUN dotnet publish "Pushy.csproj" -c $BUILD_CONFIGURATION -o /app/publish/pushy /p:UseAppHost=false
+
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+COPY --from=publish /app/.dokku /app/.dokku
+COPY --from=publish /app/*.sh /app/
+
+ENTRYPOINT ["sh"]