Chat's updates for security, db and workflow

tests/browser_runner.py

@@ -0,0 +1,11 @@
+import os
+import subprocess
+from application_harness import Application,ROOT
+
+app=Application()
+try:
+    env=os.environ.copy();env['HCR_TEST_URL']=app.base
+    node=env.get('NODE_TEST_COMMAND','node')
+    result=subprocess.run([node,'tests/browser.js'],cwd=ROOT,env=env)
+    if result.returncode:raise SystemExit(result.returncode)
+finally:app.close()