go project - add a migration and rename the dockerfiles so that Go is the primary

Dockerfile.dotnet

@@ -0,0 +1,30 @@
+# --- Build the .NET API ---
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
+WORKDIR /src
+COPY dotnet/SafelyYou/SafelyYou.csproj dotnet/SafelyYou/
+RUN dotnet restore dotnet/SafelyYou/SafelyYou.csproj
+COPY dotnet/SafelyYou/ dotnet/SafelyYou/
+RUN dotnet publish dotnet/SafelyYou/SafelyYou.csproj -c Release -o /app/publish --no-restore
+
+# --- API runtime ---
+FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS api
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends curl \
+    && rm -rf /var/lib/apt/lists/*
+WORKDIR /app
+COPY --from=build /app/publish .
+ENV ASPNETCORE_URLS=http://+:6733
+EXPOSE 6733
+HEALTHCHECK --interval=2s --timeout=2s --start-period=5s --retries=15 \
+    CMD curl -s -o /dev/null http://127.0.0.1:6733/ || exit 1
+ENTRYPOINT ["dotnet", "SafelyYou.dll"]
+
+# --- Device simulator (writes results.txt into /output) ---
+FROM alpine:3.20 AS simulator
+COPY device-simulator-linux-arm64 /usr/local/bin/device-simulator
+RUN chmod +x /usr/local/bin/device-simulator \
+    && mkdir -p /output \
+    && chmod 0777 /output
+WORKDIR /output
+VOLUME ["/output"]
+ENTRYPOINT ["device-simulator"]