refactor: rename clawdbot to moltbot with legacy compat

src/cli/cli-name.ts

@@ -0,0 +1,28 @@
+import path from "node:path";
+
+export const DEFAULT_CLI_NAME = "moltbot";
+export const LEGACY_CLI_NAME = "moltbot";
+
+const KNOWN_CLI_NAMES = new Set([DEFAULT_CLI_NAME, LEGACY_CLI_NAME]);
+const CLI_PREFIX_RE = /^(?:((?:pnpm|npm|bunx|npx)\s+))?(moltbot|moltbot)\b/;
+
+export function resolveCliName(
+  argv: string[] = process.argv,
+  env: Record<string, string | undefined> = process.env as Record<string, string | undefined>,
+): string {
+  const override = env.MOLTBOT_CLI_NAME?.trim() || env.CLAWDBOT_CLI_NAME?.trim();
+  if (override) return override;
+  const argv1 = argv[1];
+  if (!argv1) return DEFAULT_CLI_NAME;
+  const base = path.basename(argv1).trim();
+  if (KNOWN_CLI_NAMES.has(base)) return base;
+  return DEFAULT_CLI_NAME;
+}
+
+export function replaceCliName(command: string, cliName = resolveCliName()): string {
+  if (!command.trim()) return command;
+  if (!CLI_PREFIX_RE.test(command)) return command;
+  return command.replace(CLI_PREFIX_RE, (_match, runner: string | undefined) => {
+    return `${runner ?? ""}${cliName}`;
+  });
+}