feat(config): add branch prefix configuration (#197)

action.yml

@@ -19,6 +19,10 @@ inputs:
   base_branch:
     description: "The branch to use as the base/source when creating new branches (defaults to repository default branch)"
     required: false
+  branch_prefix:
+    description: "The prefix to use for Claude branches (defaults to 'claude/', use 'claude-' for dash format)"
+    required: false
+    default: "claude/"
 
   # Claude Code configuration
   model:
@@ -103,6 +107,7 @@ runs:
         TRIGGER_PHRASE: ${{ inputs.trigger_phrase }}
         ASSIGNEE_TRIGGER: ${{ inputs.assignee_trigger }}
         BASE_BRANCH: ${{ inputs.base_branch }}
+        BRANCH_PREFIX: ${{ inputs.branch_prefix }}
         ALLOWED_TOOLS: ${{ inputs.allowed_tools }}
         DISALLOWED_TOOLS: ${{ inputs.disallowed_tools }}
         CUSTOM_INSTRUCTIONS: ${{ inputs.custom_instructions }}