feat: add various infrastructure and service diagnostic scripts

scripts/inspect_login_html.py

@@ -0,0 +1,17 @@
+import urllib.request
+import re
+
+url = "http://140.44.4.36:5380/"
+with urllib.request.urlopen(url, timeout=5) as resp:
+    html = resp.read().decode('utf-8')
+
+# Search for login modal or sso in html
+lines = html.splitlines()
+for i, line in enumerate(lines):
+    if 'modalLogin' in line or 'btnSSO' in line or 'btnModalLogin' in line or 'Single Sign-On' in line or 'sso' in line.lower():
+        start = max(0, i-5)
+        end = min(len(lines), i+15)
+        print(f"--- Around line {i} ---")
+        for j in range(start, end):
+            print(f"{j:4}: {lines[j]}")
+        print()