fix: 优化 docker 部署

Dockerfile

@@ -2,24 +2,35 @@ FROM jrottenberg/ffmpeg:4.1-alpine AS ffmpeg
 
 FROM ghcr.io/clansty/tgs-to-gif:latest AS tgs
 
-FROM node:17-alpine AS build
+FROM node:17-alpine AS deps
 
 WORKDIR /app
 
 COPY package.json yarn.lock .yarnrc.yml ./
 COPY .yarn/ ./.yarn/
 
-RUN apk add --no-cache --virtual .build-deps alpine-sdk python3 &&\
-    yarn install &&\
-    apk del .build-deps
+RUN apk add --no-cache alpine-sdk python3 &&\
+    yarn install
+
+FROM node:17-alpine AS build
+
+WORKDIR /app
+
+COPY --from=deps /app/ /app/
+
+COPY tsconfig.json ./
+COPY src/ ./src/
+
+RUN yarn build
 
 FROM node:17-alpine
 
+WORKDIR /app
+
 COPY --from=ffmpeg / /
 COPY --from=tgs / /
-COPY --from=build /app/ /app/
-
+COPY --from=deps /app/ /app/
 COPY prisma/ ./prisma/
-COPY build/ ./build/
+COPY --from=build /app/build/ /app/build/
 
 CMD [ "yarn", "start" ]