fix(boards): keep card order inside a column and show activity priority

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/pipelines/deals.service.ts

@@ -27,6 +27,7 @@ import {
   resolveOwnerId,
 } from '../common/record-scope';
 import { actorCanAssignToOthers, assertAssigneeSet } from '../common/assign-access';
+import { placeId, sameIds, writePositions } from '../common/column-order';
 
 const dealInclude = {
   person: { select: { id: true, firstName: true, lastName: true } },
@@ -379,7 +380,8 @@ export class DealsService {
     }
 
     const status = stage.isWon ? 'won' : stage.isLost ? 'lost' : 'open';
-    const position =
+    let placedIds: string[] | null = null;
+    let position =
       dto.position ??
       ((
         await this.prisma.deal.aggregate({
@@ -387,6 +389,17 @@ export class DealsService {
           _max: { position: true },
         })
       )._max.position ?? -1) + 1;
+    if (dto.position != null) {
+      const rows = await this.prisma.deal.findMany({
+        where: { organizationId, stageId: stage.id },
+        select: { id: true },
+        orderBy: [{ position: 'asc' }, { updatedAt: 'desc' }],
+      });
+      const currentIds = rows.map((row) => row.id);
+      placedIds = placeId(currentIds, deal.id, dto.position);
+      position = Math.max(0, placedIds.indexOf(deal.id));
+      if (sameIds(currentIds, placedIds)) placedIds = null;
+    }
 
     const row = await this.prisma.deal.update({
       where: { id },
@@ -402,6 +415,15 @@ export class DealsService {
       include: dealInclude,
     });
 
+    if (placedIds) {
+      await writePositions(
+        (ops) => this.prisma.$transaction(ops),
+        placedIds,
+        (dealId, nextPosition) =>
+          this.prisma.deal.update({ where: { id: dealId }, data: { position: nextPosition } }),
+      );
+    }
+
     if (deal.ownerId && deal.stageId !== stage.id) {
       await this.notifications.create({
         organizationId,