Add postinstall script for prisma schema generation (#370)

* Update README to include database schema generation instruction

* Remove README and add `postinstall` in backend/package.json

* Fix postinstall command

* Fix format

Dockerfile

@@ -28,7 +28,6 @@ RUN mkdir /usr/share/fonts/nanumfont && \
     fc-cache -f -v
 
 # Set the environment variables
-ENV NODE_ENV production
 ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD true
 ENV PUPPETEER_EXECUTABLE_PATH /usr/bin/chromium-browser
 

backend/package.json

@@ -6,6 +6,7 @@
 	"license": "Apache-2.0",
 	"scripts": {
 		"build": "nest build",
+		"postinstall": "pnpm run db:generate",
 		"db:generate": "prisma generate --schema=prisma/schema.prisma",
 		"start": "nest start",
 		"start:dev": "nest start --watch",