revert(server/docker): restore assets distribution image

apps/server/Dockerfile

@@ -1,45 +1,19 @@
-# Stage 1: build ui-server-auth from source so the HTML's Vite `base` and
-# the server's route prefix are guaranteed to come from the SAME commit.
-# Pulling a prebuilt `ghcr.io/moeru-ai/airi/ui-server-auth:latest` image
-# previously let the two drift (server route changed to `/auth/`, prebuilt
-# HTML still at `/_ui/server-auth/` → every asset 404 in prod).
-#
-# Debian slim (glibc), not alpine: the workspace pulls in `canvas` via
-# jsdom→vitest. Canvas only ships prebuilt binaries for glibc, not musl;
-# on alpine `prebuild-install` falls through to `node-gyp rebuild` which
-# fails without `python3 make g++ cairo-dev pango-dev ...`. Slim is ~30MB
-# heavier than alpine but is throwaway — only stage 2 ships.
-FROM node:24-slim AS ui-build
-
-WORKDIR /app
-
-RUN corepack enable
-
-COPY . .
-
-RUN pnpm install --frozen-lockfile
-
-RUN pnpm -F @proj-airi/ui-server-auth run build
-
-# Stage 2: server runtime. Vite emits the UI dist into
-# /app/apps/server/public/ui-server-auth via its `outDir`, so we COPY from
-# that exact path in the builder. Server install can stay --ignore-scripts
-# since the UI is already built and the server has no native deps that
-# need postinstall.
 FROM node:24-alpine
 
 WORKDIR /app
 
 RUN corepack enable
 
+
 COPY pnpm-lock.yaml pnpm-workspace.yaml package.json tsconfig.json ./
 COPY patches/ ./patches/
 COPY apps/server apps/server
+COPY --from=ghcr.io/moeru-ai/airi/ui-server-auth:latest /app/airi/projects/ui/ui-server-auth apps/server/public/ui-server-auth
 COPY packages/server-schema packages/server-schema
 COPY packages/server-sdk-shared packages/server-sdk-shared
-COPY --from=ui-build /app/apps/server/public/ui-server-auth apps/server/public/ui-server-auth
 
-RUN pnpm install --frozen-lockfile --ignore-scripts
+RUN --mount=type=cache,id=pnpm-store,target=/root/.pnpm-store \
+    pnpm install --frozen-lockfile --ignore-scripts
 
 RUN pnpm -F @proj-airi/server-schema run build
 RUN pnpm -F @proj-airi/server-sdk-shared run build

apps/server/production/railway/Dockerfile

@@ -1,31 +1,3 @@
-# Stage 1: build ui-server-auth from source so the HTML's Vite `base` and
-# the server's route prefix are guaranteed to come from the SAME commit.
-# Pulling a prebuilt `ghcr.io/moeru-ai/airi/ui-server-auth:latest` image
-# previously let the two drift (server route changed to `/auth/`, prebuilt
-# HTML still at `/_ui/server-auth/` → every asset 404 in prod).
-#
-# Debian slim (glibc), not alpine: the workspace pulls in `canvas` via
-# jsdom→vitest. Canvas only ships prebuilt binaries for glibc, not musl;
-# on alpine `prebuild-install` falls through to `node-gyp rebuild` which
-# fails without `python3 make g++ cairo-dev pango-dev ...`. Slim is ~30MB
-# heavier than alpine but is throwaway — only stage 2 ships.
-FROM node:24-slim AS ui-build
-
-WORKDIR /app
-
-RUN corepack enable
-
-COPY . .
-
-RUN pnpm install --frozen-lockfile
-
-RUN pnpm -F @proj-airi/ui-server-auth run build
-
-# Stage 2: server runtime. Vite emits the UI dist into
-# /app/apps/server/public/ui-server-auth via its `outDir`, so we COPY from
-# that exact path in the builder. Server install can stay --ignore-scripts
-# since the UI is already built and the server has no native deps that
-# need postinstall.
 FROM node:24-alpine
 
 WORKDIR /app
@@ -34,10 +6,10 @@ RUN corepack enable
 
 COPY pnpm-lock.yaml pnpm-workspace.yaml package.json tsconfig.json ./
 COPY patches/ ./patches/
+COPY --from=ghcr.io/moeru-ai/airi/ui-server-auth:latest /app/airi/projects/ui/ui-server-auth apps/server/public/ui-server-auth
 COPY apps/server apps/server
 COPY packages/server-schema packages/server-schema
 COPY packages/server-sdk-shared packages/server-sdk-shared
-COPY --from=ui-build /app/apps/server/public/ui-server-auth apps/server/public/ui-server-auth
 
 RUN pnpm install --frozen-lockfile --ignore-scripts
 

apps/server/railway.toml

@@ -3,7 +3,6 @@ builder = "DOCKERFILE"
 dockerfilePath = "/apps/server/production/railway/Dockerfile"
 watchPatterns = [
   "apps/server/**",
-  "apps/ui-server-auth/**",
   "packages/**",
   "pnpm-lock.yaml"
 ]

apps/ui-server-auth/Dockerfile

@@ -0,0 +1,4 @@
+FROM scratch
+
+WORKDIR /app/airi/projects/ui/ui-server-auth
+COPY . /app/airi/projects/ui/ui-server-auth