feat: add worker queue fabric — classify, dnc, p1, review, digest, thread-resolve, outbox, AI modules

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/worker/src/digest/digest-generator.ts

@@ -0,0 +1,75 @@
+export interface DigestResult {
+  text: string;
+  messageIds: string[];
+}
+
+const MAX_MESSAGES = 20;
+const PREVIEW_LENGTH = 120;
+
+function formatDate(date: Date): string {
+  return date.toLocaleDateString('en-US', {
+    year: 'numeric',
+    month: 'long',
+    day: 'numeric',
+    timeZone: 'UTC',
+  });
+}
+
+export async function buildTemplateDigest(
+  tenantId: string,
+  tenantName: string,
+  prisma: any,
+  digestDate: Date,
+): Promise<DigestResult | null> {
+  const from = new Date(digestDate);
+  const to = new Date(digestDate.getTime() + 24 * 60 * 60 * 1000);
+
+  const messages = await prisma.message.findMany({
+    where: {
+      tenantId,
+      status: { in: ['APPROVED', 'DISTRIBUTED'] },
+      updatedAt: { gte: from, lt: to },
+    },
+    include: {
+      sourceGroup: { select: { name: true } },
+    },
+    orderBy: { updatedAt: 'asc' },
+    take: MAX_MESSAGES,
+  });
+
+  if (messages.length === 0) return null;
+
+  // Group messages by first tag; untagged go under "General"
+  const groups = new Map<string, typeof messages>();
+  for (const msg of messages) {
+    const tag = msg.tags?.[0] ?? 'General';
+    if (!groups.has(tag)) groups.set(tag, []);
+    groups.get(tag)!.push(msg);
+  }
+
+  const dateLabel = formatDate(digestDate);
+  const lines: string[] = [
+    `📋 *Daily Digest — ${tenantName}*`,
+    `_${dateLabel}_`,
+    '',
+  ];
+
+  for (const [tag, msgs] of groups) {
+    const sectionHeader = tag === 'General' ? '*📌 General*' : `*🏷️ ${tag}*`;
+    lines.push(sectionHeader);
+    for (const msg of msgs) {
+      const preview = msg.content.slice(0, PREVIEW_LENGTH).replace(/\n+/g, ' ');
+      const groupName = msg.sourceGroup?.name ?? 'Unknown Group';
+      lines.push(`• ${preview} _(${groupName})_`);
+    }
+    lines.push('');
+  }
+
+  const groupCount = new Set(messages.map((m: any) => m.sourceGroupId)).size;
+  lines.push(`_${messages.length} message${messages.length !== 1 ? 's' : ''} from ${groupCount} group${groupCount !== 1 ? 's' : ''} | TOWER_`);
+
+  return {
+    text: lines.join('\n'),
+    messageIds: messages.map((m: any) => m.id),
+  };
+}