fix(ml): Resolve IPv6 startup crash and healthcheck failure (#22387)

* fix(ml): Resolve IPv6 startup crash and healthcheck failure

Fixes #13782

* fix(ml): updated the fix to use the std lib

* Apply code formatting to __main__.py

machine-learning/immich_ml/__main__.py

@@ -1,6 +1,7 @@
 import os
 import signal
 import subprocess
+from ipaddress import ip_address
 from pathlib import Path
 
 from .config import log, non_prefixed_settings, settings
@@ -12,6 +13,11 @@ else:
 
 module_dir = Path(__file__).parent
 
+bind_host = non_prefixed_settings.immich_host
+if ip_address(bind_host).version == 6:
+    bind_host = f"[{bind_host}]"
+bind_address = f"{bind_host}:{non_prefixed_settings.immich_port}"
+
 try:
     with subprocess.Popen(
         [
@@ -24,7 +30,7 @@ try:
             "-c",
             module_dir / "gunicorn_conf.py",
             "-b",
-            f"{non_prefixed_settings.immich_host}:{non_prefixed_settings.immich_port}",
+            bind_address,
             "-w",
             str(settings.workers),
             "-t",

machine-learning/scripts/healthcheck.py

@@ -1,5 +1,6 @@
 import os
 import sys
+from ipaddress import ip_address
 
 import requests
 
@@ -7,6 +8,7 @@ port = os.getenv("IMMICH_PORT", 3003)
 host = os.getenv("IMMICH_HOST", "0.0.0.0")
 
 host = "localhost" if host == "0.0.0.0" else host
+host = f"[{host}]" if ip_address(host).version == 6 else host
 
 try:
     response = requests.get(f"http://{host}:{port}/ping", timeout=2)