How do I run this as a non-root container?

[natsuklsubaru]

I tried running the container as a non-root user and it resulted in the following error:

flaresolverr  | 2025-12-26 08:38:15 ERROR    Error starting Chrome: [Errno 13] Permission denied: '/app/chromedriver'
flaresolverr  | Traceback (most recent call last):
flaresolverr  |   File "/app/utils.py", line 322, in get_user_agent
flaresolverr  |     driver = get_webdriver()
flaresolverr  |   File "/app/utils.py", line 205, in get_webdriver
flaresolverr  |     raise e
flaresolverr  |   File "/app/utils.py", line 199, in get_webdriver
flaresolverr  |     driver = uc.Chrome(options=options, browser_executable_path=browser_executable_path,
flaresolverr  |                        driver_executable_path=driver_exe_path, version_main=version_main,
flaresolverr  |                        windows_headless=windows_headless, headless=get_config_headless())
flaresolverr  |   File "/app/undetected_chromedriver/__init__.py", line 259, in __init__
flaresolverr  |     self.patcher.auto()
flaresolverr  |     ~~~~~~~~~~~~~~~~~^^
flaresolverr  |   File "/app/undetected_chromedriver/patcher.py", line 171, in auto
flaresolverr  |     return self.patch_exe()
flaresolverr  |            ~~~~~~~~~~~~~~^^
flaresolverr  |   File "/app/undetected_chromedriver/patcher.py", line 419, in patch_exe
flaresolverr  |     with io.open(self.executable_path, "r+b") as fh:
flaresolverr  |          ~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
flaresolverr  | PermissionError: [Errno 13] Permission denied: '/app/chromedriver'
flaresolverr  |
flaresolverr  | During handling of the above exception, another exception occurred:
flaresolverr  |
flaresolverr  | Traceback (most recent call last):
flaresolverr  |   File "/app/flaresolverr.py", line 127, in <module>
flaresolverr  |     flaresolverr_service.test_browser_installation()
flaresolverr  |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
flaresolverr  |   File "/app/flaresolverr_service.py", line 74, in test_browser_installation
flaresolverr  |     user_agent = utils.get_user_agent()
flaresolverr  |   File "/app/utils.py", line 328, in get_user_agent
flaresolverr  |     raise Exception("Error getting browser User-Agent. " + str(e))
flaresolverr  | Exception: Error getting browser User-Agent. [Errno 13] Permission denied: '/app/chromedriver'
flaresolverr  | 2025-12-26 08:38:16 INFO     FlareSolverr 3.4.6
flaresolverr  | 2025-12-26 08:38:16 INFO     Testing web browser installation...
flaresolverr  | 2025-12-26 08:38:16 INFO     Platform: Linux-6.12.58-x86_64-with-glibc2.36
flaresolverr  | 2025-12-26 08:38:16 INFO     Chrome / Chromium path: /usr/bin/chromium

This is my compose.yaml:

services:
  flaresolverr:
    container_name: flaresolverr
    image: ghcr.io/flaresolverr/flaresolverr:v3.4.6

    user: $PUID:$PGID
    read_only: true
    security_opt:
      - no-new-privileges
    cap_drop:
      - ALL

    networks:
      - internet
      - media
      - traefik

    expose:
      - &port 8191

    environment:
      TZ: $TZ

    labels:
      traefik.enable: true
      traefik.http.routers.flaresolverr.rule: Host(`flaresolverr.$DOMAIN`)
      traefik.http.services.flaresolverr.loadbalancer.server.port: *port 

    tmpfs:
      - /tmp:noexec

    volumes:
      - ./state:/config:rw
      - ./state/local:/.local:rw

    restart: unless-stopped