Publish to specific arch in docker images.

Dockerfile

@@ -3,7 +3,24 @@ WORKDIR /app
 
 # Copy everything else and build
 COPY . ./
-RUN dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out
+
+# Build with platform-specific .Net RID
+RUN if [ "$TARGETPLATFORM" = "linux/amd64" ]; then \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out --arch linux-x64; \
+    elif [ "$TARGETPLATFORM" = "linux/arm64" ]; then \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out --arch linux-arm64; \
+    elif [ "$TARGETPLATFORM" = "windows/x64" ]; then \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out --arch win-x64; \
+    elif [ "$TARGETPLATFORM" = "windows/arm64" ]; then \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out --arch win-arm64; \
+    elif [ "$TARGETPLATFORM" = "darwin/x64" ]; then \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out --arch osx-x64; \
+    elif [ "$TARGETPLATFORM" = "darwin/arm64" ]; then \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out --arch osx-arm64; \
+    else \
+        dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out; \
+    fi;
+#RUN dotnet publish src/fhir-candle/fhir-candle.csproj -c Release -o out
 
 # Build runtime image
 FROM mcr.microsoft.com/dotnet/aspnet:8.0