fix(commit): use -- separator in git diff HEAD to avoid ambiguous argument error

Co-Authored-By: duyetbot <duyetbot@users.noreply.github.com>

Author: claude

commit/.claude-plugin/plugin.json

@@ -1,7 +1,7 @@
 {
   "name": "commit",
   "description": "Create a Git commit with semantic commit message format and PR workflow with templates",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "author": {
     "name": "duyet"
   }

commit/commands/and-create-pr.md

@@ -17,7 +17,7 @@ Create a semantic commit and open a pull request for the changes.
 ## Context
 
 - Current Git status: !`git status`
-- Current Git diff (staged and unstaged changes): !`git diff HEAD`
+- Current Git diff (staged and unstaged changes): !`git diff HEAD --`
 - Current branch: !`git branch --show-current`
 - Default branch: !`git remote show origin | grep 'HEAD branch' | cut -d' ' -f5'
 - Recent commits: !`git log --oneline -5`

commit/commands/and-push.md

@@ -8,7 +8,7 @@ description: Create a git commit with semantic commit message format and push to
 ## Context
 
 - Current Git status: !`git status`
-- Current Git diff (staged and unstaged changes): !`git diff HEAD`
+- Current Git diff (staged and unstaged changes): !`git diff HEAD --`
 - Current branch: !`git branch --show-current`
 - Recent commits: !`git log --oneline -10`
 

commit/commands/commit.md

@@ -8,7 +8,7 @@ description: Create a git commit with semantic commit message format
 ## Context
 
 - Current Git status: !`git status`
-- Current Git diff (staged and unstaged changes): !`git diff HEAD`
+- Current Git diff (staged and unstaged changes): !`git diff HEAD --`
 - Current branch: !`git branch --show-current`
 - Recent commits: !`git log --oneline -10`