Fix writable runtime storage path

api.py

@@ -24,13 +24,15 @@ CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
 def default_runtime_root():
     if os.path.isdir("/data"):
         return os.path.join("/data", "sporalize_runtime")
-    return os.path.join(CURRENT_DIR, ".sporalize_runtime")
+    return os.path.join(os.path.expanduser("~"), ".sporalize_runtime")
 
 
 RUNTIME_ROOT = os.environ.get("SPORALIZE_RUNTIME_DIR", default_runtime_root())
 ASSETS_RUNTIME_ROOT = os.environ.get("SPORALIZE_ASSETS_DIR", os.path.join(RUNTIME_ROOT, "assets"))
 WEIGHTS_RUNTIME_ROOT = os.environ.get("SPORALIZE_WEIGHTS_DIR", os.path.join(RUNTIME_ROOT, "weights"))
 DEFAULT_LOCAL_STORAGE_ROOT = os.path.join(CURRENT_DIR, "Storage")
+if not os.path.isdir("/data") and not os.access(CURRENT_DIR, os.W_OK):
+    DEFAULT_LOCAL_STORAGE_ROOT = os.path.join(RUNTIME_ROOT, "storage")
 STORAGE_ROOT = os.environ.get(
     "SPORALIZE_STORAGE_DIR",
     os.path.join("/data", "sporalize_storage") if os.path.isdir("/data") else DEFAULT_LOCAL_STORAGE_ROOT,