Fix MsSqlMigratorUtility

util/MsSqlMigratorUtility/Dockerfile

@@ -2,23 +2,41 @@
 #                 Build stage                 #
 ###############################################
 
-FROM mcr.microsoft.com/dotnet/sdk:6.0 AS bitwarden-build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:6.0 AS bitwarden-build
+
+# Docker buildx supplies the value for this arg
+ARG TARGETPLATFORM
+
+# Determine proper runtime value for .NET
+# We put the value in a file to be read by later layers.
+RUN if [ "$TARGETPLATFORM" = "linux/amd64" ]; then \
+      RID=linux-x64 ; \
+    elif [ "$TARGETPLATFORM" = "linux/arm64" ]; then \
+      RID=linux-arm64 ; \
+    elif [ "$TARGETPLATFORM" = "linux/arm/v7" ]; then \
+      RID=linux-arm ; \
+    fi \
+    && echo "RID=$RID" > /tmp/rid.txt
 
 # Copy csproj files as distinct layers
 WORKDIR /source
+COPY src/Core/*.csproj ./src/Core/
+COPY util/Migrator/*.csproj ./util/Migrator/
 COPY util/MsSqlMigratorUtility/*.csproj ./util/MsSqlMigratorUtility/
 
 # Restore MsSqlMigratorUtility project dependencies and tools
 WORKDIR /source/util/MsSqlMigratorUtility
-RUN dotnet restore
+RUN . /tmp/rid.txt && dotnet restore -r $RID
 
 # Copy required project files
 WORKDIR /source
+COPY src/Core/. ./src/Core/
+COPY util/Migrator/. ./util/Migrator/
 COPY util/MsSqlMigratorUtility/. ./util/MsSqlMigratorUtility/
 
-# Build Setup app
+# Build MsSqlMigratorUtility app
 WORKDIR /source/util/MsSqlMigratorUtility
-RUN dotnet publish -c release -o /app/MsSqlMigratorUtility --no-restore --no-self-contained
+RUN . /tmp/rid.txt && dotnet publish -c release -o /app/MsSqlMigratorUtility --no-restore --no-self-contained -r $RID
 
 WORKDIR /app
 
@@ -27,6 +45,7 @@ WORKDIR /app
 ###############################################
 FROM mcr.microsoft.com/dotnet/aspnet:6.0
 
+ARG TARGETPLATFORM
 LABEL com.bitwarden.product="bitwarden"
 
 # Copy app from the build stage