Remove legacy Sphinx docs/ and finish the Mintlify cutover (#28964)

scripts/ci/check_no_docs_changes.py

@@ -1,62 +0,0 @@
-#!/usr/bin/env python3
-"""Reject staged changes under the legacy docs/ tree."""
-
-from __future__ import annotations
-
-import subprocess
-import sys
-
-ERROR_MESSAGE = """\
-Changes under the legacy docs/ directory are not allowed.
-
-The documentation has been migrated. Please make documentation updates in the
-corresponding location under docs_new/ instead.
-"""
-
-LEGACY_DOCS_ALLOWLIST = {
-    "docs/_static/css/custom_log.css",
-    "docs/_static/js/deprecation_banner.js",
-    "docs/conf.py",
-    # Has relative links into the source tree that the offline lychee check
-    # validates, so it must be updated when the linked source files move.
-    "docs/developer_guide/development_jit_kernel_guide.md",
-}
-
-
-def staged_paths() -> list[str]:
-    result = subprocess.run(
-        [
-            "git",
-            "diff",
-            "--cached",
-            "--name-only",
-            "--diff-filter=ACMRDTUXB",
-        ],
-        check=True,
-        capture_output=True,
-        text=True,
-    )
-    return [line.strip() for line in result.stdout.splitlines() if line.strip()]
-
-
-def main() -> int:
-    paths = sys.argv[1:] or staged_paths()
-    docs_paths = sorted(
-        path
-        for path in paths
-        if (path == "docs" or path.startswith("docs/"))
-        and path not in LEGACY_DOCS_ALLOWLIST
-    )
-
-    if not docs_paths:
-        return 0
-
-    print(ERROR_MESSAGE, file=sys.stderr)
-    print("Detected legacy docs/ changes:", file=sys.stderr)
-    for path in docs_paths:
-        print(f"  - {path}", file=sys.stderr)
-    return 1
-
-
-if __name__ == "__main__":
-    raise SystemExit(main())