#!/usr/bin/env python3
"""Apply fail-closed Hermes identity and PWA patches to pinned WebUI source."""
from __future__ import annotations
import os
from pathlib import Path
ROOT = Path(os.environ.get("HERMES_WEBUI_PATCH_ROOT", "/opt/hermes-webui"))
def replace_exact(path: Path, before: str, after: str, count: int = 1) -> None:
"""Replace one exact upstream fragment and reject pin drift."""
source = path.read_text(encoding="utf-8")
if source.count(before) != count:
raise SystemExit(
f"Hermes brand patch context changed in {path}: {before[:80]!r}"
)
path.write_text(source.replace(before, after, count), encoding="utf-8")
def replace_between_exact(path: Path, start: str, end: str, after: str) -> None:
"""Replace one uniquely bounded upstream region and reject ambiguous input."""
source = path.read_text(encoding="utf-8")
if source.count(start) != 1 or source.count(end) != 1:
raise SystemExit(
f"Hermes brand patch context changed in {path}: {start[:80]!r}"
)
start_index = source.index(start)
end_index = source.index(end, start_index)
path.write_text(source[:start_index] + after + source[end_index:], encoding="utf-8")
index = ROOT / "static/index.html"
replace_exact(index, "Hermes", "Hermes Chat")
replace_exact(
index,
"""
""",
"""
""",
)
replace_exact(
index,
'',
'',
)
replace_exact(
index,
'',
'',
)
replace_exact(
index,
'',
'',
)
replace_exact(
index,
'',
'',
)
replace_exact(
index,
'',
'',
)
replace_exact(
index,
"var c=t==='dark'?'#141425':'#FAF7F0';",
"var c=t==='dark'?'#0D1420':'#E8F1F2';",
)
replace_exact(
index,
'',
'\n'
'',
)
replace_between_exact(
index,
' \n',
' Hermes',
' \n'
' 
\n'
" \n",
)
replace_exact(
index,
' Hermes',
' Hermes Chat',
)
replace_between_exact(
index,
' ',
' \n'
'
![Hermes Agent]()
\n'
'