fix: standalone tsconfig and Dockerfile for monorepo split

Dockerfile

@@ -1,19 +1,25 @@
 FROM node:20-alpine AS builder
 WORKDIR /app
+
 COPY package.json package-lock.json* ./
 COPY packages/shared/package.json ./packages/shared/
 COPY packages/db/package.json ./packages/db/
 RUN npm install --ignore-scripts && npm rebuild bcrypt
+
 COPY packages/shared/ ./packages/shared/
 COPY packages/db/ ./packages/db/
-COPY . .
-RUN cd packages/shared && npx tsc --module commonjs --moduleResolution node --outDir dist --declaration
+COPY nest-cli.json ./
+COPY tsconfig.json ./
+COPY src/ ./src/
+
+RUN cd packages/shared && npx tsc --outDir dist --declaration
 RUN cd packages/db && npx prisma generate
 RUN npx nest build
 
 FROM node:20-alpine AS runner
 WORKDIR /app
 RUN apk add --no-cache dumb-init
+
 COPY --from=builder /app/node_modules ./node_modules
 COPY --from=builder /app/dist ./dist
 COPY --from=builder /app/packages/shared/dist ./packages/shared/dist
@@ -22,6 +28,7 @@ RUN node -e "const p=require('./packages/shared/package.json');p.main='./dist/in
 COPY --from=builder /app/packages/db/prisma ./packages/db/prisma
 COPY --from=builder /app/packages/db/package.json ./packages/db/
 COPY --from=builder /app/packages/db/src ./packages/db/src
+
 ENV NODE_ENV=production
 EXPOSE 3001
 ENTRYPOINT ["dumb-init", "--"]