Refactor and enhance SnapForm functionality

- Introduced MODEL_NUMBERS for better model indexing.
- Improved enum_items function to cache results and handle download status.
- Updated ActiveJob class to manage temporary input paths and added displacement_via property.
- Changed IMAGE_DEPTH_PROCESS_RES_METHOD from "lower_bound_resize" to "upper_bound_resize".
- Enhanced RunJob operator to include new properties and improved error messages.
- Modified panel layout for better user experience and added runtime installation checks.
- Updated SnapFormSettings to reflect new model properties and defaults.
- Added temporary input path management in runtime.
- Refined worker functions to improve error handling and messaging.
- Expanded tests to cover new functionality and ensure backward compatibility.
- Fixed packaging script to align with versioning conventions.

src/snapform/runtime.py

@@ -78,6 +78,12 @@ def jobs_directory():
     return path
 
 
+def temporary_input_path():
+    path = jobs_directory() / "inputs"
+    path.mkdir(parents=True, exist_ok=True)
+    return path / f"{uuid.uuid4().hex}.png"
+
+
 def new_job_paths(job_type):
     timestamp = datetime.now().strftime("%Y%m%d-%H%M%S")
     token = uuid.uuid4().hex[:8]