chore: add premium newsletter content and submodule setup

Author: apsinghdev

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "apps/web/src/content/newsletters-premium"]
+	path = apps/web/src/content/newsletters-premium
+	url = git@github.com:apsinghdev/opensox-newsletters-premium.git

apps/web/.gitignore

@@ -38,3 +38,5 @@ yarn-error.log*
 # typescript
 *.tsbuildinfo
 next-env.d.ts
+
+src/content/newsletters-premium/

apps/web/package.json

@@ -4,7 +4,7 @@
   "private": true,
   "scripts": {
     "dev": "next dev",
-    "build": "next build",
+    "build": "bash ./scripts/init-submodules.sh && next build",
     "start": "next start",
     "lint": "next lint"
   },

apps/web/scripts/init-submodules.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+# initialize git submodules during vercel build
+
+# setup ssh for private submodule
+if [ -n "$GIT_SSH_KEY" ]; then
+  mkdir -p ~/.ssh
+  echo "$GIT_SSH_KEY" > ~/.ssh/id_ed25519
+  chmod 600 ~/.ssh/id_ed25519
+  ssh-keyscan github.com >> ~/.ssh/known_hosts
+fi
+
+# initialize and update submodules
+git submodule update --init --recursive --remote
+
+echo "submodules initialized successfully"
+

apps/web/src/app/api/newsletters/[slug]/route.ts

@@ -16,10 +16,7 @@ marked.setOptions({
 // Cache individual newsletters
 const newsletterCache = new Map<string, { data: any; time: number }>();
 // cache longer in production since newsletter content changes infrequently
-const CACHE_DURATION =
-  process.env.NODE_ENV === "production"
-    ? 3600000
-    : 60000;
+const CACHE_DURATION = process.env.NODE_ENV === "production" ? 3600000 : 60000;
 
 export async function GET(
   _request: Request,
@@ -64,7 +61,11 @@ export async function GET(
     return NextResponse.json(cached.data);
   }
 
-  const newslettersDir = path.join(process.cwd(), "src/content/newsletters");
+  // read from premium directory for paid users
+  const newslettersDir = path.join(
+    process.cwd(),
+    "apps/web/src/content/newsletters-premium"
+  );
   const filePath = path.join(newslettersDir, `${slug}.md`);
 
   try {

apps/web/src/app/api/newsletters/route.ts

@@ -54,7 +54,11 @@ export async function GET() {
     return NextResponse.json(cachedNewsletters);
   }
 
-  const newslettersDir = path.join(process.cwd(), "src/content/newsletters");
+  // read from premium directory for paid users
+  const newslettersDir = path.join(
+    process.cwd(),
+    "apps/web/src/content/newsletters-premium"
+  );
 
   try {
     if (!fs.existsSync(newslettersDir)) {

apps/web/src/content/newsletters-premium

@@ -27,5 +27,21 @@ We're thrilled to have you here! **Opensox AI** is designed to transform how dev
 
 Connect with thousands of developers on our [Discord server](https://discord.gg/37ke8rYnRM) and share your journey.
 
+---
+
+## Want More?
+
+This is a free sample newsletter. **Premium subscribers** get exclusive access to:
+
+- 📰 **Weekly Curated Insights** on open-source jobs and opportunities
+- 💰 **Funding News** and investment trends in the OSS ecosystem
+- 🚀 **Trending Projects** before they go viral
+- 💡 **Expert Tips** from maintainers and core contributors
+- 📊 **Industry Analysis** and deep dives into OSS trends
+
+[**Upgrade to Premium**](/pricing) to unlock the full newsletter archive and stay ahead in the open-source world.
+
+---
+
 **Happy Contributing!**  
 The Opensox Team