fix: include src/env.ts in Docker container for migrations

- Copy entire src directory instead of just src/db in Dockerfile
- This ensures the migration script can access the env.ts file
- Fixes 'Cannot find module ../src/env' error during database migrations

Author: claudfuen

apps/web/Dockerfile

@@ -36,7 +36,7 @@ COPY --from=builder /app/.next/standalone ./
 COPY --from=builder /app/.next/static ./.next/static
 
 # Copy migration files and scripts for database migrations
-COPY --from=builder /app/src/db ./src/db
+COPY --from=builder /app/src ./src
 COPY --from=builder /app/scripts ./scripts
 COPY --from=builder /app/package.json ./package.json
 COPY --from=builder /app/drizzle.config.ts ./drizzle.config.ts