Initial commit: LeadFlow lead generation platform

Full-stack Next.js 16 app with three scraping pipelines:
- AirScale CSV → Anymailfinder Bulk Decision Maker search
- LinkedIn Sales Navigator → Vayne → Anymailfinder email enrichment
- Apify Google SERP → domain extraction → Anymailfinder bulk enrichment

Includes Docker multi-stage build + docker-compose for Coolify deployment.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

lib/utils/domains.ts

@@ -0,0 +1,34 @@
+export function cleanDomain(raw: string): string {
+  if (!raw) return "";
+  let domain = raw.trim().toLowerCase();
+  // Remove protocol
+  domain = domain.replace(/^https?:\/\//i, "");
+  // Remove www.
+  domain = domain.replace(/^www\./i, "");
+  // Remove paths, query strings, fragments
+  domain = domain.split("/")[0];
+  domain = domain.split("?")[0];
+  domain = domain.split("#")[0];
+  // Remove trailing dots
+  domain = domain.replace(/\.$/, "");
+  return domain;
+}
+
+export function extractDomainFromUrl(url: string): string {
+  try {
+    const parsed = new URL(url.startsWith("http") ? url : `https://${url}`);
+    return parsed.hostname.replace(/^www\./i, "").toLowerCase();
+  } catch {
+    return cleanDomain(url);
+  }
+}
+
+const SOCIAL_DIRS = [
+  "linkedin.com", "facebook.com", "instagram.com", "twitter.com",
+  "x.com", "yelp.com", "google.com", "maps.google.com", "wikipedia.org",
+  "xing.com", "youtube.com", "tiktok.com", "pinterest.com",
+];
+
+export function isSocialOrDirectory(domain: string): boolean {
+  return SOCIAL_DIRS.some(d => domain === d || domain.endsWith(`.${d}`));
+}