feat(styles): drawing_apply_standard — ISO or ANSI styles, units and layers in one idempotent call

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01FKFStjEFzpGyLq5bMpWxTd

discovery/aliases.py

@@ -1476,6 +1476,17 @@ TOOL_ALIASES: dict[str, ToolAliases] = {
             "activate a dimstyle",
         ),
     ),
+    "drawing_apply_standard": ToolAliases(
+        acad=(),
+        synonyms=(
+            "set the drawing up to iso",
+            "iso drafting standard",
+            "ansi drawing setup",
+            "apply the drafting standard",
+            "iso-25 and isocp in one go",
+            "standard styles units and layers",
+        ),
+    ),
     "mleaderstyle_create": ToolAliases(
         acad=("MLEADERSTYLE",),
         synonyms=(