fix: default pr create next to merge

.agents/skills/unidesk-gh/SKILL.md

@@ -276,6 +276,8 @@ PR 正文
 EOF
 ```
 
+`pr create` 成功后的 Next 默认提示使用 `gh pr merge ... --merge --delete-branch`。只有确认不需要保留 ancestry 或 merge parent history 时，才显式改用 `--squash`。
+
 ### 合并
 
 ```bash

scripts/src/gh/pr-commands.ts

@@ -133,10 +133,13 @@ export function renderPrCreateTable(result: GitHubCommandResult): string {
     "Next:",
   ];
   if (status === "created" && number !== "-") {
-    lines.push(`  bun scripts/cli.ts gh pr merge ${number} --repo ${ghText(result.repo)} --squash --delete-branch`);
+    lines.push(`  bun scripts/cli.ts gh pr merge ${number} --repo ${ghText(result.repo)} --merge --delete-branch`);
     lines.push(`  bun scripts/cli.ts gh pr preflight ${number} --repo ${ghText(result.repo)} --full`);
+    lines.push("  Use --squash only when ancestry and merge-parent history are intentionally disposable.");
   } else {
     lines.push("  rerun without --dry-run to create the PR");
+    lines.push(`  after creation: bun scripts/cli.ts gh pr merge <pr-number> --repo ${ghText(result.repo)} --merge --delete-branch`);
+    lines.push("  Use --squash only when ancestry and merge-parent history are intentionally disposable.");
   }
   lines.push("", "Disclosure:");
   lines.push("  default view is a bounded table; use gh pr view/preflight --full for structured metadata.");