feat: add unbookmark command to remove bookmarks

src/commands/unbookmark.ts

@@ -0,0 +1,43 @@
+import type { Command } from 'commander';
+import type { CliContext } from '../cli/shared.js';
+import { TwitterClient } from '../lib/twitter-client.js';
+
+export function registerUnbookmarkCommand(program: Command, ctx: CliContext): void {
+  program
+    .command('unbookmark')
+    .description('Remove bookmarked tweets')
+    .argument('<tweet-id-or-url...>', 'Tweet IDs or URLs to remove from bookmarks')
+    .action(async (tweetIdOrUrls: string[]) => {
+      const opts = program.opts();
+      const timeoutMs = ctx.resolveTimeoutFromOptions(opts);
+
+      const { cookies, warnings } = await ctx.resolveCredentialsFromOptions(opts);
+
+      for (const warning of warnings) {
+        console.error(`${ctx.p('warn')}${warning}`);
+      }
+
+      if (!cookies.authToken || !cookies.ct0) {
+        console.error(`${ctx.p('err')}Missing required credentials`);
+        process.exit(1);
+      }
+
+      const client = new TwitterClient({ cookies, timeoutMs });
+      let failures = 0;
+
+      for (const input of tweetIdOrUrls) {
+        const tweetId = ctx.extractTweetId(input);
+        const result = await client.unbookmark(tweetId);
+        if (result.success) {
+          console.log(`${ctx.p('ok')}Removed bookmark for ${tweetId}`);
+        } else {
+          failures += 1;
+          console.error(`${ctx.p('err')}Failed to remove bookmark for ${tweetId}: ${result.error}`);
+        }
+      }
+
+      if (failures > 0) {
+        process.exit(1);
+      }
+    });
+}