feat: Add Cloudflare StreamPlayer component and update schema with billing and access control

- Introduced `CloudflareStreamPlayer` React component for embedding streams
- Updated `package.json` with new dependencies: `@cloudflare/stream-react` and `stripe`
- Extended database schema with user tiers, Stripe billing, storage, and archive management
- Added access control logic in `access.ts` for user tiers and feature permissions
- Enhanced billing logic with archive storage limits and subscription checks

packages/web/src/lib/stripe.ts

@@ -0,0 +1,51 @@
+import Stripe from "stripe"
+
+type StripeEnv = {
+  STRIPE_SECRET_KEY?: string
+  STRIPE_WEBHOOK_SECRET?: string
+  STRIPE_ARCHIVE_PRICE_ID?: string // Archive subscription price
+}
+
+const getEnv = (): StripeEnv => {
+  let STRIPE_SECRET_KEY: string | undefined
+  let STRIPE_WEBHOOK_SECRET: string | undefined
+  let STRIPE_ARCHIVE_PRICE_ID: string | undefined
+
+  try {
+    const { getServerContext } = require("@tanstack/react-start/server") as {
+      getServerContext: () => { cloudflare?: { env?: StripeEnv } } | null
+    }
+    const ctx = getServerContext()
+    STRIPE_SECRET_KEY = ctx?.cloudflare?.env?.STRIPE_SECRET_KEY
+    STRIPE_WEBHOOK_SECRET = ctx?.cloudflare?.env?.STRIPE_WEBHOOK_SECRET
+    STRIPE_ARCHIVE_PRICE_ID = ctx?.cloudflare?.env?.STRIPE_ARCHIVE_PRICE_ID
+  } catch {
+    // Not in server context
+  }
+
+  STRIPE_SECRET_KEY = STRIPE_SECRET_KEY ?? process.env.STRIPE_SECRET_KEY
+  STRIPE_WEBHOOK_SECRET =
+    STRIPE_WEBHOOK_SECRET ?? process.env.STRIPE_WEBHOOK_SECRET
+  STRIPE_ARCHIVE_PRICE_ID =
+    STRIPE_ARCHIVE_PRICE_ID ?? process.env.STRIPE_ARCHIVE_PRICE_ID
+
+  return { STRIPE_SECRET_KEY, STRIPE_WEBHOOK_SECRET, STRIPE_ARCHIVE_PRICE_ID }
+}
+
+export const getStripe = (): Stripe | null => {
+  const env = getEnv()
+
+  if (!env.STRIPE_SECRET_KEY) {
+    return null
+  }
+
+  return new Stripe(env.STRIPE_SECRET_KEY)
+}
+
+export const getStripeConfig = () => {
+  const env = getEnv()
+  return {
+    webhookSecret: env.STRIPE_WEBHOOK_SECRET,
+    archivePriceId: env.STRIPE_ARCHIVE_PRICE_ID,
+  }
+}