feat(interests): CM-2 Part B — EOI/doc generation honours berth price override

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

src/lib/services/eoi-context.ts

@@ -303,6 +303,28 @@ export async function buildEoiContext(interestId: string, portId: string): Promi
   const today = now.toISOString().slice(0, 10);
   const year = String(now.getFullYear());
 
+  // CM-2 Part B: deal-specific price override. The base berth price is the
+  // canonical list price; an interest_berths.price_override (when set)
+  // supersedes it for THIS interest's documents via the existing
+  // {{berth.price}} / {{berth.priceCurrency}} tokens.
+  let resolvedBerthPrice = berth?.price ?? null;
+  let resolvedBerthCurrency = berth?.priceCurrency ?? port.defaultCurrency;
+  if (berth && primaryBerthId) {
+    const [ibOverride] = await db
+      .select({
+        priceOverride: interestBerths.priceOverride,
+        priceOverrideCurrency: interestBerths.priceOverrideCurrency,
+      })
+      .from(interestBerths)
+      .where(
+        and(eq(interestBerths.interestId, interest.id), eq(interestBerths.berthId, primaryBerthId)),
+      );
+    if (ibOverride?.priceOverride != null) {
+      resolvedBerthPrice = ibOverride.priceOverride;
+      resolvedBerthCurrency = ibOverride.priceOverrideCurrency ?? berth.priceCurrency;
+    }
+  }
+
   return {
     client: {
       id: client.id,
@@ -337,8 +359,8 @@ export async function buildEoiContext(interestId: string, portId: string): Promi
           mooringNumber: berth.mooringNumber,
           area: berth.area,
           lengthFt: berth.lengthFt,
-          price: berth.price,
-          priceCurrency: berth.priceCurrency,
+          price: resolvedBerthPrice,
+          priceCurrency: resolvedBerthCurrency,
           tenureType: berth.tenureType,
         }
       : null,