Massive speedup in executing startup_scripts

docker/docker-entrypoint.sh

@@ -45,10 +45,7 @@ fi
 if [ "$SKIP_STARTUP_SCRIPTS" == "true" ]; then
   echo "↩️ Skipping startup scripts"
 else
-  for script in /opt/netbox/startup_scripts/*.py; do
-    echo "⚙️ Executing '$script'"
-    ./manage.py shell --interface python < "${script}"
-  done
+  echo "import runpy; runpy.run_path('../startup_scripts')" | ./manage.py shell --interface python
 fi
 
 # copy static files

startup_scripts/__main__.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+import runpy
+from os import scandir
+from os.path import dirname, abspath
+
+this_dir = dirname(abspath(__file__))
+
+def filename(f):
+    return f.name
+
+with scandir(dirname(abspath(__file__))) as it:
+    for f in sorted(it, key = filename):
+        if f.name.startswith('__') or not f.is_file():
+            continue
+        
+        print(f"Running {f.path}")
+        runpy.run_path(f.path)