fix: newsletter build errors (types, FormEvent, digest mapping)

- add newsletter_subscribers to Database types (was typed never)
- import FormEvent type instead of React.FormEvent namespace
- map posts rows to DigestCase (case_number -> caseNumber)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: royalpinto007

app/api/newsletter/send/route.ts

@@ -33,6 +33,12 @@ export async function POST(req: NextRequest) {
     return NextResponse.json({ ok: true, sent: 0, reason: "no cases" });
   }
 
+  const digestCases: DigestCase[] = cases.map((c) => ({
+    caseNumber: c.case_number,
+    title: c.title,
+    outcome: c.outcome,
+  }));
+
   const { data: subs } = await supabase
     .from("newsletter_subscribers")
     .select("email, unsubscribe_token")
@@ -42,11 +48,7 @@ export async function POST(req: NextRequest) {
   let failed = 0;
   for (const s of subs ?? []) {
     try {
-      await sendNewsletterDigest(
-        s.email,
-        s.unsubscribe_token,
-        cases as DigestCase[],
-      );
+      await sendNewsletterDigest(s.email, s.unsubscribe_token, digestCases);
       sent++;
     } catch (e) {
       failed++;

components/newsletter/NewsletterSignup.tsx

@@ -1,14 +1,14 @@
 "use client";
 
-import { useState } from "react";
+import { useState, type FormEvent } from "react";
 
 export function NewsletterSignup() {
   const [email, setEmail] = useState("");
   const [status, setStatus] = useState<"idle" | "loading" | "ok" | "err">(
     "idle",
   );
 
-  async function submit(e: React.FormEvent) {
+  async function submit(e: FormEvent) {
     e.preventDefault();
     if (!email) return;
     setStatus("loading");

types/supabase.ts

@@ -6,6 +6,30 @@
 export type Database = {
   public: {
     Tables: {
+      newsletter_subscribers: {
+        Row: {
+          id: string;
+          email: string;
+          status: string;
+          unsubscribe_token: string;
+          created_at: string;
+        };
+        Insert: {
+          id?: string;
+          email: string;
+          status?: string;
+          unsubscribe_token?: string;
+          created_at?: string;
+        };
+        Update: {
+          id?: string;
+          email?: string;
+          status?: string;
+          unsubscribe_token?: string;
+          created_at?: string;
+        };
+        Relationships: [];
+      };
       agents: {
         Row: {
           id: string;