feat(saas): full SquareMCP SaaS platform v1

- JWT auth with bcrypt password hashing, cookie sessions, forgot/reset password
- Per-user encrypted credential storage (Redis + AES-256-GCM) for all 9 platforms
- Usage tracking with monthly limits per plan (free/starter/growth/enterprise)
- Invoice generation and retrieval (admin + user views)
- Admin panel with customer listing (role-based access)
- Web app UI at app.squaremcp.com — login, dashboard, connections, usage, invoices
- Unified auth middleware: API key, OAuth Bearer, and JWT cookie support
- Facebook Graph API fixes: published_posts endpoint, photo/video post support
- TikTok sandbox compliance: SELF_ONLY privacy for unaudited apps
- URL verification files for TikTok app review

videos/remotion-demo/src/SquareMCPTikTok.tsx

@@ -0,0 +1,81 @@
+import type { ReactNode } from "react";
+import { AbsoluteFill, Sequence, useVideoConfig } from "remotion";
+import { TikTokBackground } from "./scenes/tiktok/TikTokBackground";
+import { TikTokCTA } from "./scenes/tiktok/TikTokCTA";
+import { TikTokDemo } from "./scenes/tiktok/TikTokDemo";
+import { TikTokHook } from "./scenes/tiktok/TikTokHook";
+import { TikTokProblem } from "./scenes/tiktok/TikTokProblem";
+import { TikTokProof } from "./scenes/tiktok/TikTokProof";
+
+const TikTokShell = ({ children }: { children: ReactNode }) => {
+  return (
+    <AbsoluteFill>
+      <TikTokBackground />
+      {children}
+    </AbsoluteFill>
+  );
+};
+
+export const SquareMCPTikTokFull = () => {
+  const { fps } = useVideoConfig();
+
+  return (
+    <TikTokShell>
+      <Sequence durationInFrames={3 * fps}>
+        <TikTokHook />
+      </Sequence>
+      <Sequence from={3 * fps} durationInFrames={5 * fps}>
+        <TikTokProblem />
+      </Sequence>
+      <Sequence from={8 * fps} durationInFrames={12 * fps}>
+        <TikTokDemo />
+      </Sequence>
+      <Sequence from={20 * fps} durationInFrames={5 * fps}>
+        <TikTokProof />
+      </Sequence>
+      <Sequence from={25 * fps} durationInFrames={5 * fps}>
+        <TikTokCTA />
+      </Sequence>
+    </TikTokShell>
+  );
+};
+
+export const SquareMCPTikTokHook = () => {
+  return (
+    <TikTokShell>
+      <TikTokHook />
+    </TikTokShell>
+  );
+};
+
+export const SquareMCPTikTokProblem = () => {
+  return (
+    <TikTokShell>
+      <TikTokProblem />
+    </TikTokShell>
+  );
+};
+
+export const SquareMCPTikTokDemo = () => {
+  return (
+    <TikTokShell>
+      <TikTokDemo />
+    </TikTokShell>
+  );
+};
+
+export const SquareMCPTikTokProof = () => {
+  return (
+    <TikTokShell>
+      <TikTokProof />
+    </TikTokShell>
+  );
+};
+
+export const SquareMCPTikTokCTA = () => {
+  return (
+    <TikTokShell>
+      <TikTokCTA />
+    </TikTokShell>
+  );
+};