fix: Enable ARM64 builds with improved QEMU support

- Re-enabled linux/arm64 platform builds
- Added PRISMA_CLI_BINARY_TYPE=binary to use pre-compiled binaries
- This avoids native compilation issues under QEMU emulation
- Use npm script for Prisma generation instead of npx

.github/workflows/docker.yml

@@ -64,7 +64,7 @@ jobs:
         with:
           context: .
           file: docker/${{ matrix.image }}.Dockerfile
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
           # Push if:
           # - Event is not workflow_dispatch OR input 'push' is true
           # AND

docker/backend.Dockerfile

@@ -49,7 +49,7 @@ WORKDIR /app/backend
 RUN npm cache clean --force &&\
     rm -rf node_modules ~/.npm &&\
     npm ci --ignore-scripts --legacy-peer-deps --no-audit &&\
-    npx prisma generate &&\
+    PRISMA_CLI_BINARY_TYPE=binary npm run db:generate &&\
     npm prune --omit=dev &&\
     npm cache clean --force