fix: answer new prompts when updating child repositories

.github/workflows/test.yml

@@ -133,7 +133,9 @@ jobs:
           git -C /tmp/test-copier-lifecycle commit -m "chore: initialize generated project"
       - name: Update to current template
         run: |
-          uvx copier update --vcs-ref HEAD --defaults /tmp/test-copier-lifecycle
+          # Same flags as .github/workflows/trigger-template-update.yml, so the
+          # tested update path matches the one used to reach child repositories.
+          uvx copier update --vcs-ref HEAD -A --defaults --trust /tmp/test-copier-lifecycle
           if git -C /tmp/test-copier-lifecycle diff --quiet; then
             echo "Copier update produced no changes"
             exit 1

.github/workflows/trigger-template-update.yml

@@ -30,8 +30,10 @@ jobs:
       - name: Update template in child repository
         working-directory: child-repo
         run: |
-          # Update from template
-          uvx copier update -A --trust
+          # Update from template. --defaults answers prompts added since the
+          # child repository was last updated; without it Copier would try to
+          # ask interactively and fail.
+          uvx copier update -A --defaults --trust
 
       - name: Check for changes
         id: changes