deployment observability, filters, stats, details

app/shell.py

@@ -1,5 +1,21 @@
+import os
 import subprocess
 
 
 def run_command(args):
     return subprocess.run(args, capture_output=True, text=True)
+
+
+def run_command_background(args, extra_env=None):
+    env = os.environ.copy()
+    if extra_env:
+        env.update({key: "" if value is None else str(value) for key, value in extra_env.items()})
+
+    return subprocess.Popen(
+        args,
+        env=env,
+        stdout=subprocess.DEVNULL,
+        stderr=subprocess.DEVNULL,
+        stdin=subprocess.DEVNULL,
+        start_new_session=True,
+    )