Testing arm64 tini error

Dockerfile

@@ -1,39 +1,9 @@
 ARG BASE_DISTRO="node:alpine"
 
-FROM --platform=${BUILDPLATFORM} ${BASE_DISTRO} as builder
-
-WORKDIR /RTL
-
-COPY package.json /RTL/package.json
-COPY package-lock.json /RTL/package-lock.json
-
-RUN npm install --legacy-peer-deps
-
-COPY . .
-
-# Build the Angular application
-RUN npm run buildfrontend
-
-# Build the Backend from typescript server
-RUN npm run buildbackend
-
-# Remove non production necessary modules
-RUN npm prune --omit=dev --legacy-peer-deps
-
-FROM --platform=$BUILDPLATFORM ${BASE_DISTRO} as runner
+FROM --platform=${TARGETPLATFORM} ${BASE_DISTRO}
 
 RUN apk add --no-cache tini
 
-WORKDIR /RTL
-
-COPY --from=builder /RTL/rtl.js ./rtl.js
-COPY --from=builder /RTL/package.json ./package.json
-COPY --from=builder /RTL/frontend ./frontend
-COPY --from=builder /RTL/backend ./backend
-COPY --from=builder /RTL/node_modules/ ./node_modules
-
-EXPOSE 3000
-
 ENTRYPOINT ["/sbin/tini", "-g", "--"]
 
-CMD ["node", "rtl"]
+CMD ["sh"]