claude(settings): add permission for git diff with GIT_PAGER

Add 'Bash(GIT_PAGER=cat git diff:*)' to the allow list to enable git diff with GIT_PAGER environment variable set to 'cat'. This helps prevent git diff from using pagers that may interfere with the output format.

Author: tisfeng

.claude/settings.local.json

@@ -40,7 +40,8 @@
       "Bash(xcbeautify:*)",
       "Bash(pgrep:*)",
       "Bash(git show:*)",
-      "Bash(printf:*)"
+      "Bash(printf:*)",
+      "Bash(GIT_PAGER=cat git diff:*)"
     ],
     "deny": [
       "Bash(git add:*)",