Add --extract-schema and --extract-prompt flags to scrape command

Passes extract config to the SDK read() call. Displays extracted
data as JSON when present in the response.

Author: nihalwashere

src/commands/scrape.ts

@@ -17,6 +17,8 @@ export function registerScrapeCommand(program: Command): void {
     .option("--wait-for <selector>", "Wait for CSS selector before scraping")
     .option("--timeout <ms>", "Timeout in milliseconds", "30000")
     .option("--proxy-mode <mode>", "Proxy mode: standard (default) or premium")
+    .option("--extract-schema <json>", "JSON schema for structured data extraction")
+    .option("--extract-prompt <text>", "Natural language prompt for extraction")
     .action(async (rawUrl: string, opts) => {
       const url = normalizeUrl(rawUrl);
       const apiKey = getApiKey();
@@ -34,6 +36,14 @@ export function registerScrapeCommand(program: Command): void {
       const spinner = scrapeSpinner();
 
       try {
+        // Build extract config if flags provided
+        const extract = opts.extractSchema || opts.extractPrompt
+          ? {
+              schema: opts.extractSchema ? JSON.parse(opts.extractSchema) : undefined,
+              prompt: opts.extractPrompt,
+            }
+          : undefined;
+
         const result = await client.read({
           url,
           formats,
@@ -43,6 +53,7 @@ export function registerScrapeCommand(program: Command): void {
           waitForSelector: opts.waitFor,
           timeoutMs: timeout,
           proxyMode: opts.proxyMode,
+          extract,
         });
 
         if (result.kind === "scrape") {
@@ -61,6 +72,12 @@ export function registerScrapeCommand(program: Command): void {
             if (requestedFormat === "screenshot") return;
           }
 
+          // Extracted data output
+          if ((data as Record<string, unknown>).extracted) {
+            info("\nExtracted data:");
+            outputJson((data as Record<string, unknown>).extracted);
+          }
+
           // Content output
           const content = data.markdown || data.html || "";
           if (opts.output && !opts.output.endsWith(".png")) {