docker: build assets on native arch (#10080)

* docker: build assets on native arch

* 消しすぎた

Dockerfile

@@ -2,7 +2,9 @@
 
 ARG NODE_VERSION=18.13.0-bullseye
 
-FROM node:${NODE_VERSION} AS builder
+# build assets & compile TypeScript
+
+FROM --platform=$BUILDPLATFORM node:${NODE_VERSION} AS native-builder
 
 RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
 	--mount=type=cache,target=/var/lib/apt,sharing=locked \
@@ -33,33 +35,49 @@ RUN git submodule update --init
 RUN pnpm build
 RUN rm -rf .git/
 
-FROM node:${NODE_VERSION}-slim AS runner
+# build native dependencies for target platform
+
+FROM --platform=$TARGETPLATFORM node:${NODE_VERSION} AS target-builder
+
+RUN apt-get update \
+	&& apt-get install -yqq --no-install-recommends \
+	build-essential
+
+RUN corepack enable
+
+WORKDIR /misskey
+
+COPY --link ["pnpm-lock.yaml", "pnpm-workspace.yaml", "package.json", "./"]
+COPY --link ["scripts", "./scripts"]
+COPY --link ["packages/backend/package.json", "./packages/backend/"]
+
+RUN --mount=type=cache,target=/root/.local/share/pnpm/store,sharing=locked \
+	pnpm i --frozen-lockfile --aggregate-output
+
+FROM --platform=$TARGETPLATFORM node:${NODE_VERSION}-slim AS runner
 
 ARG UID="991"
 ARG GID="991"
 
-RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
-	--mount=type=cache,target=/var/lib/apt,sharing=locked \
-	rm -f /etc/apt/apt.conf.d/docker-clean \
-	; echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache \
-	&& apt-get update \
+RUN apt-get update \
 	&& apt-get install -y --no-install-recommends \
 	ffmpeg tini curl \
 	&& corepack enable \
 	&& groupadd -g "${GID}" misskey \
 	&& useradd -l -u "${UID}" -g "${GID}" -m -d /misskey misskey \
 	&& find / -type f -perm /u+s -ignore_readdir_race -exec chmod u-s {} \; \
-	&& find / -type f -perm /g+s -ignore_readdir_race -exec chmod g-s {} \;
+	&& find / -type f -perm /g+s -ignore_readdir_race -exec chmod g-s {} \; \
+	&& apt-get clean \
+	&& rm -rf /var/lib/apt/lists
 
 USER misskey
 WORKDIR /misskey
 
-COPY --chown=misskey:misskey --from=builder /misskey/node_modules ./node_modules
-COPY --chown=misskey:misskey --from=builder /misskey/built ./built
-COPY --chown=misskey:misskey --from=builder /misskey/packages/backend/node_modules ./packages/backend/node_modules
-COPY --chown=misskey:misskey --from=builder /misskey/packages/backend/built ./packages/backend/built
-COPY --chown=misskey:misskey --from=builder /misskey/packages/frontend/node_modules ./packages/frontend/node_modules
-COPY --chown=misskey:misskey --from=builder /misskey/fluent-emojis /misskey/fluent-emojis
+COPY --chown=misskey:misskey --from=target-builder /misskey/node_modules ./node_modules
+COPY --chown=misskey:misskey --from=target-builder /misskey/packages/backend/node_modules ./packages/backend/node_modules
+COPY --chown=misskey:misskey --from=native-builder /misskey/built ./built
+COPY --chown=misskey:misskey --from=native-builder /misskey/packages/backend/built ./packages/backend/built
+COPY --chown=misskey:misskey --from=native-builder /misskey/fluent-emojis /misskey/fluent-emojis
 COPY --chown=misskey:misskey . ./
 
 ENV NODE_ENV=production