Don't commit .bundle or vendor/bundle into update branches

lib/executor.rb

@@ -191,7 +191,7 @@ def pin_packages_and_commit(spec)
           end
         end
         return false if applied.empty?
-        @git.commit_all(message: commit_message_for(spec))
+        @git.commit_changes(message: commit_message_for(spec))
       end
 
       def commit_message_for(spec)

lib/git_client.rb

@@ -29,8 +29,8 @@ def checkout_fresh_branch(branch:, base:)
       # Stages all changes and commits with the given message. Returns true
       # if a commit was actually created, false if there was nothing to
       # commit (which usually means `bin/importmap pin` was a no-op).
-      def commit_all(message:)
-        @runner.run!("git", "add", "-A")
+      def commit_changes(message:)
+        @runner.run!("git", "add", "config/importmap.rb", "vendor/javascript")
         # `git diff --cached --quiet` exits 0 if there are no staged changes.
         diff = @runner.run("git", "diff", "--cached", "--quiet")
         return false if diff.success?

test/executor_test.rb

@@ -64,7 +64,7 @@ def checkout_fresh_branch(branch:, base:)
       nil
     end
 
-    def commit_all(message:)
+    def commit_changes(message:)
       @commits << message
       @commit_returns
     end
@@ -162,7 +162,7 @@ def test_open_action_pins_pushes_and_creates_pr
   def test_open_action_skips_pr_creation_when_pinning_produced_no_changes
     # Race condition: the importmap was updated between the planner's read
     # and the executor's run, so `bin/importmap pin` is a no-op. The
-    # `git diff --cached --quiet` step returns true; commit_all returns
+    # `git diff --cached --quiet` step returns true; commit_changes returns
     # false; we abort the open and record a skip.
     s = spec(branch: "importmap-updates/patch", packages: [bump("lodash", "4.17.20", "4.17.21")])
     @runner.add(pattern: ["bin/importmap", "pin", "lodash@4.17.21"], stdout: "pinned\n")