Move prisma command to Dockerfile (#270)

This is required for a successful startup, so this makes it the
default command rather than requiring it to be overridden in the
compose file.

Co-authored-by: Luke Vella <me@lukevella.com>

Dockerfile

@@ -24,4 +24,4 @@ WORKDIR /usr/src/app
 
 COPY --from=build /app .
 
-CMD [ "yarn", "start" ]
+CMD sh -c "yarn prisma migrate deploy --schema prisma/schema.prisma && yarn start"

docker-compose.yml

@@ -14,7 +14,6 @@ services:
       args:
         - DATABASE_URL=postgres://postgres:postgres@rallly_db:5432/db?pgbouncer=true
     restart: always
-    command: sh -c "yarn prisma migrate deploy --schema prisma/schema.prisma && yarn start"
     depends_on:
       - rallly_db
     ports: