Fix error in usage of mkstemp function output

configure.py

@@ -1,7 +1,8 @@
 import sys
 import os
 import json
-import tempfile
+
+CONSTRUCTED_CONFIG_FILE = "/tmp/runner-config.json"
 
 
 def main() -> str:
@@ -20,12 +21,10 @@ def main() -> str:
         print(f"Missing required configuration value {err}", file=sys.stderr)
         sys.exit(1)
 
-    path = tempfile.mkstemp(prefix="semaphore-runner-")
-
-    with open(path, "w") as outfile:
+    with open(CONSTRUCTED_CONFIG_FILE, "w") as outfile:
         json.dump(config, outfile, indent=4)
 
-    return path
+    sys.exit(0)
 
 
 if __name__ == "__main__":

entrypoint.sh

@@ -2,4 +2,6 @@
 
 set -e
 
-semaphore runner --config="$(python /configure.py)"
+python /configure.py
+
+semaphore runner --config=/tmp/runner-config.json