fixup: CI fix try: postgres didn't start for prod-boot

Author: dutow

.github/workflows/prod-boot.yml

@@ -20,6 +20,12 @@ jobs:
           ruby -e "require 'securerandom'; puts \"SECRET_KEY_BASE=#{SecureRandom.hex(64)}\"" >> deploy/.env
           echo "FORCE_SSL=false" >> deploy/.env
           echo "APP_HOST=localhost" >> deploy/.env
+          # Copy Postgres config template and shrink memory settings
+          cp deploy/postgres/postgresql.conf.example deploy/postgres/postgresql.conf
+          sed -i 's/^shared_buffers = .*/shared_buffers = 128MB/' deploy/postgres/postgresql.conf
+          sed -i 's/^effective_cache_size = .*/effective_cache_size = 256MB/' deploy/postgres/postgresql.conf
+          sed -i 's/^work_mem = .*/work_mem = 4MB/' deploy/postgres/postgresql.conf
+          sed -i 's/^maintenance_work_mem = .*/maintenance_work_mem = 64MB/' deploy/postgres/postgresql.conf
 
       - name: Start database
         run: docker compose -f deploy/docker-compose.yml up -d db