[monorepo] Try to get make install working in copilot (#32800)

* [monorepo] move building of nginx proxy into Makefile

* [v1] add fake-secrets.env

* [github] add copilot-setup-steps.yml workflow

* [make] debug permissions

* [monorepo] use the host uid/gid for monorepo service

* [web] populate DOCKER_USER for test_frontend_ct

* [github] run npm install outside docker in Copilot sandbox

* [monorepo] add comment for building nginx-proxy image locally

* [monorepo] change uid/gid of node user in cypress image

* [monorepo] low-level rewrite of passwd and groups to match host user

GitOrigin-RevId: d74a5801f0318bab7e7f460374255426706002a3

server-ce/test/docker-compose.native.yml

@@ -25,7 +25,11 @@ services:
 
   # For testing "native" on Linux
   cypress:
-    image: cypress/included:13.13.2
+    build:
+      context: ../../dockerfiles/cypress
+      args:
+        - USER_UID
+        - USER_GID
     volumes:
       - ../../:/overleaf
       - /tmp/.X11-unix:/tmp/.X11-unix
@@ -33,7 +37,6 @@ services:
     working_dir: /overleaf/server-ce/test
     entrypoint: npm
     command: run cypress:open
-    user: "${DOCKER_USER:-1000:1000}"
     environment:
       CI:
       VERBOSE_LOGGING: