fix: Address workflow template issues from code review

- Fix resolvePartialID stub to use utils.ResolvePartialID (bd-746)
- Add validation for empty wf.Tasks before accessing wf.Tasks[0] (bd-muw)
- Remove || echo fallback from update-hooks verification (bd-0w5)
- Implement ExpectExit/ExpectStdout verification fields (bd-dwh)
- Add warning when depends_on references unknown task ID (bd-aay)
- Add bd update --parent flag to change issue parent (bd-jvu)

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

cmd/bd/templates/workflows/version-bump.yaml

@@ -355,7 +355,7 @@ tasks:
     depends_on:
       - local-go-install
     verification:
-      command: "grep -q 'bd-hooks-version: {{version}}' .git/hooks/pre-commit 2>/dev/null || echo 'Hooks may not be installed - verify manually'"
+      command: "grep -q 'bd-hooks-version: {{version}}' .git/hooks/pre-commit"
 
   - id: final-verification
     title: "Final release verification"