feat: add migrations, test scripts, and utility tools

- Add database migrations (006-028) for face recognition, identity, file_uuid
- Add test scripts for ASR, face, search, processing
- Add portal frontend (Tauri)
- Add config, benchmark, and monitoring utilities
- Add model checkpoints and pretrained model references

test_quick_hang.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+import subprocess
+import time
+import sys
+
+cmd = [
+    "/opt/homebrew/bin/python3.11",
+    "scripts/asr_processor_debug.py",
+    "../test_video/1636719d-c31f-78ac-f1dd-8ab0b0b36c66.mov",
+    "/tmp/test_output.json",
+    "--uuid",
+    "test",
+]
+
+print("Running with 5-second timeout...")
+start = time.time()
+proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
+
+try:
+    stdout, stderr = proc.communicate(timeout=5)
+    print(f"Completed in {time.time() - start:.1f}s")
+except subprocess.TimeoutExpired:
+    print(f"Timed out after {time.time() - start:.1f}s")
+    proc.kill()
+    stdout, stderr = proc.communicate()
+
+print("\n=== STDERR (last 1000 chars) ===")
+print(stderr[-1000:] if stderr else "")