feat: add next-runtime-env (#869)

This PR adds the package
[next-runtime-env](https://github.com/expatfile/next-runtime-env/) to
populate the public environment variables at runtime.

apps/web/src/app/(dashboard)/settings/billing/create-billing-portal.action.ts

@@ -2,6 +2,7 @@
 
 import { getStripeCustomerByUser } from '@documenso/ee/server-only/stripe/get-customer';
 import { getPortalSession } from '@documenso/ee/server-only/stripe/get-portal-session';
+import { NEXT_PUBLIC_WEBAPP_URL } from '@documenso/lib/constants/app';
 import { getRequiredServerComponentSession } from '@documenso/lib/next-auth/get-server-component-session';
 
 export const createBillingPortal = async () => {
@@ -11,6 +12,6 @@ export const createBillingPortal = async () => {
 
   return getPortalSession({
     customerId: stripeCustomer.id,
-    returnUrl: `${process.env.NEXT_PUBLIC_WEBAPP_URL}/settings/billing`,
+    returnUrl: `${NEXT_PUBLIC_WEBAPP_URL()}/settings/billing`,
   });
 };

apps/web/src/app/(dashboard)/settings/billing/create-checkout.action.ts

@@ -3,6 +3,7 @@
 import { getCheckoutSession } from '@documenso/ee/server-only/stripe/get-checkout-session';
 import { getStripeCustomerByUser } from '@documenso/ee/server-only/stripe/get-customer';
 import { getPortalSession } from '@documenso/ee/server-only/stripe/get-portal-session';
+import { NEXT_PUBLIC_WEBAPP_URL } from '@documenso/lib/constants/app';
 import { getRequiredServerComponentSession } from '@documenso/lib/next-auth/get-server-component-session';
 import { getSubscriptionsByUserId } from '@documenso/lib/server-only/subscription/get-subscriptions-by-user-id';
 
@@ -27,13 +28,13 @@ export const createCheckout = async ({ priceId }: CreateCheckoutOptions) => {
   if (foundSubscription) {
     return getPortalSession({
       customerId: stripeCustomer.id,
-      returnUrl: `${process.env.NEXT_PUBLIC_WEBAPP_URL}/settings/billing`,
+      returnUrl: `${NEXT_PUBLIC_WEBAPP_URL()}/settings/billing`,
     });
   }
 
   return getCheckoutSession({
     customerId: stripeCustomer.id,
     priceId,
-    returnUrl: `${process.env.NEXT_PUBLIC_WEBAPP_URL}/settings/billing`,
+    returnUrl: `${NEXT_PUBLIC_WEBAPP_URL()}/settings/billing`,
   });
 };

apps/web/src/app/(share)/share/[slug]/opengraph/route.tsx

@@ -3,6 +3,8 @@ import { NextResponse } from 'next/server';
 
 import { P, match } from 'ts-pattern';
 
+import { NEXT_PUBLIC_WEBAPP_URL } from '@documenso/lib/constants/app';
+
 import type { ShareHandlerAPIResponse } from '~/pages/api/share';
 
 export const runtime = 'edge';
@@ -37,7 +39,7 @@ export async function GET(_request: Request, { params: { slug } }: SharePageOpen
     ),
   ]);
 
-  const baseUrl = process.env.NEXT_PUBLIC_WEBAPP_URL || 'http://localhost:3000';
+  const baseUrl = NEXT_PUBLIC_WEBAPP_URL() || 'http://localhost:3000';
 
   const recipientOrSender: ShareHandlerAPIResponse = await fetch(
     new URL(`/api/share?slug=${slug}`, baseUrl),

apps/web/src/app/(share)/share/[slug]/page.tsx

@@ -1,8 +1,8 @@
-import { Metadata } from 'next';
+import type { Metadata } from 'next';
 import { headers } from 'next/headers';
 import { redirect } from 'next/navigation';
 
-import { APP_BASE_URL } from '@documenso/lib/constants/app';
+import { NEXT_PUBLIC_MARKETING_URL } from '@documenso/lib/constants/app';
 
 type SharePageProps = {
   params: { slug: string };
@@ -16,12 +16,12 @@ export function generateMetadata({ params: { slug } }: SharePageProps) {
       title: 'Documenso - Join the open source signing revolution',
       description: 'I just signed with Documenso!',
       type: 'website',
-      images: [`${APP_BASE_URL}/share/${slug}/opengraph`],
+      images: [`/share/${slug}/opengraph`],
     },
     twitter: {
       site: '@documenso',
       card: 'summary_large_image',
-      images: [`${APP_BASE_URL}/share/${slug}/opengraph`],
+      images: [`/share/${slug}/opengraph`],
       description: 'I just signed with Documenso!',
     },
   } satisfies Metadata;
@@ -35,5 +35,5 @@ export default function SharePage() {
     return null;
   }
 
-  redirect(process.env.NEXT_PUBLIC_MARKETING_URL ?? 'http://localhost:3001');
+  redirect(NEXT_PUBLIC_MARKETING_URL() ?? 'http://localhost:3001');
 }

apps/web/src/app/(unauthenticated)/signin/page.tsx

@@ -2,6 +2,8 @@ import type { Metadata } from 'next';
 import Link from 'next/link';
 import { redirect } from 'next/navigation';
 
+import { env } from 'next-runtime-env';
+
 import { IS_GOOGLE_SSO_ENABLED } from '@documenso/lib/constants/auth';
 import { decryptSecondaryData } from '@documenso/lib/server-only/crypto/decrypt';
 
@@ -18,6 +20,8 @@ type SignInPageProps = {
 };
 
 export default function SignInPage({ searchParams }: SignInPageProps) {
+  const NEXT_PUBLIC_DISABLE_SIGNUP = env('NEXT_PUBLIC_DISABLE_SIGNUP');
+
   const rawEmail = typeof searchParams.email === 'string' ? searchParams.email : undefined;
   const email = rawEmail ? decryptSecondaryData(rawEmail) : null;
 
@@ -39,7 +43,7 @@ export default function SignInPage({ searchParams }: SignInPageProps) {
         isGoogleSSOEnabled={IS_GOOGLE_SSO_ENABLED}
       />
 
-      {process.env.NEXT_PUBLIC_DISABLE_SIGNUP !== 'true' && (
+      {NEXT_PUBLIC_DISABLE_SIGNUP !== 'true' && (
         <p className="text-muted-foreground mt-6 text-center text-sm">
           Don't have an account?{' '}
           <Link href="/signup" className="text-primary duration-200 hover:opacity-70">

apps/web/src/app/(unauthenticated)/signup/page.tsx

@@ -2,6 +2,8 @@ import type { Metadata } from 'next';
 import Link from 'next/link';
 import { redirect } from 'next/navigation';
 
+import { env } from 'next-runtime-env';
+
 import { IS_GOOGLE_SSO_ENABLED } from '@documenso/lib/constants/auth';
 import { decryptSecondaryData } from '@documenso/lib/server-only/crypto/decrypt';
 
@@ -18,7 +20,9 @@ type SignUpPageProps = {
 };
 
 export default function SignUpPage({ searchParams }: SignUpPageProps) {
-  if (process.env.NEXT_PUBLIC_DISABLE_SIGNUP === 'true') {
+  const NEXT_PUBLIC_DISABLE_SIGNUP = env('NEXT_PUBLIC_DISABLE_SIGNUP');
+
+  if (NEXT_PUBLIC_DISABLE_SIGNUP === 'true') {
     redirect('/signin');
   }
 

apps/web/src/app/layout.tsx

@@ -2,8 +2,11 @@ import { Suspense } from 'react';
 
 import { Caveat, Inter } from 'next/font/google';
 
+import { PublicEnvScript } from 'next-runtime-env';
+
 import { FeatureFlagProvider } from '@documenso/lib/client-only/providers/feature-flag';
 import { LocaleProvider } from '@documenso/lib/client-only/providers/locale';
+import { NEXT_PUBLIC_WEBAPP_URL } from '@documenso/lib/constants/app';
 import { getServerComponentAllFlags } from '@documenso/lib/server-only/feature-flags/get-server-component-feature-flag';
 import { getLocale } from '@documenso/lib/server-only/headers/get-locale';
 import { TrpcProvider } from '@documenso/trpc/react';
@@ -19,32 +22,35 @@ import './globals.css';
 const fontInter = Inter({ subsets: ['latin'], variable: '--font-sans' });
 const fontCaveat = Caveat({ subsets: ['latin'], variable: '--font-signature' });
 
-export const metadata = {
-  title: {
-    template: '%s - Documenso',
-    default: 'Documenso',
-  },
-  description:
-    'Join Documenso, the open signing infrastructure, and get a 10x better signing experience. Pricing starts at $30/mo. forever! Sign in now and enjoy a faster, smarter, and more beautiful document signing process. Integrates with your favorite tools, customizable, and expandable. Support our mission and become a part of our open-source community.',
-  keywords:
-    'Documenso, open source, DocuSign alternative, document signing, open signing infrastructure, open-source community, fast signing, beautiful signing, smart templates',
-  authors: { name: 'Documenso, Inc.' },
-  robots: 'index, follow',
-  openGraph: {
-    title: 'Documenso - The Open Source DocuSign Alternative',
+export function generateMetadata() {
+  return {
+    title: {
+      template: '%s - Documenso',
+      default: 'Documenso',
+    },
     description:
       'Join Documenso, the open signing infrastructure, and get a 10x better signing experience. Pricing starts at $30/mo. forever! Sign in now and enjoy a faster, smarter, and more beautiful document signing process. Integrates with your favorite tools, customizable, and expandable. Support our mission and become a part of our open-source community.',
-    type: 'website',
-    images: [`${process.env.NEXT_PUBLIC_WEBAPP_URL}/opengraph-image.jpg`],
-  },
-  twitter: {
-    site: '@documenso',
-    card: 'summary_large_image',
-    images: [`${process.env.NEXT_PUBLIC_WEBAPP_URL}/opengraph-image.jpg`],
-    description:
-      'Join Documenso, the open signing infrastructure, and get a 10x better signing experience. Pricing starts at $30/mo. forever! Sign in now and enjoy a faster, smarter, and more beautiful document signing process. Integrates with your favorite tools, customizable, and expandable. Support our mission and become a part of our open-source community.',
-  },
-};
+    keywords:
+      'Documenso, open source, DocuSign alternative, document signing, open signing infrastructure, open-source community, fast signing, beautiful signing, smart templates',
+    authors: { name: 'Documenso, Inc.' },
+    robots: 'index, follow',
+    metadataBase: new URL(NEXT_PUBLIC_WEBAPP_URL() ?? 'http://localhost:3000'),
+    openGraph: {
+      title: 'Documenso - The Open Source DocuSign Alternative',
+      description:
+        'Join Documenso, the open signing infrastructure, and get a 10x better signing experience. Pricing starts at $30/mo. forever! Sign in now and enjoy a faster, smarter, and more beautiful document signing process. Integrates with your favorite tools, customizable, and expandable. Support our mission and become a part of our open-source community.',
+      type: 'website',
+      images: ['/opengraph-image.jpg'],
+    },
+    twitter: {
+      site: '@documenso',
+      card: 'summary_large_image',
+      images: ['/opengraph-image.jpg'],
+      description:
+        'Join Documenso, the open signing infrastructure, and get a 10x better signing experience. Pricing starts at $30/mo. forever! Sign in now and enjoy a faster, smarter, and more beautiful document signing process. Integrates with your favorite tools, customizable, and expandable. Support our mission and become a part of our open-source community.',
+    },
+  };
+}
 
 export default async function RootLayout({ children }: { children: React.ReactNode }) {
   const flags = await getServerComponentAllFlags();
@@ -62,6 +68,7 @@ export default async function RootLayout({ children }: { children: React.ReactNo
         <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png" />
         <link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png" />
         <link rel="manifest" href="/site.webmanifest" />
+        <PublicEnvScript />
       </head>
 
       <Suspense>