Add org-scoped activity priority labels/colors and apply them across forms, boards, and routines.

Also fix activity leave-without-save confirm, kanban due-date labels with tone-colored peek chevron, and rename the types manager button.

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

apps/api/src/activities/dto.ts

@@ -9,11 +9,13 @@ import {
   IsObject,
   IsOptional,
   IsString,
+  Matches,
   Max,
   MaxLength,
   Min,
   MinLength,
   ValidateIf,
+  ValidateNested,
 } from 'class-validator';
 import type { ActivityFieldDef, ActivityFieldValues, ActivityTypeIcon } from '@mento/shared';
 import { ACTIVITY_TYPE_ICONS } from '@mento/shared';
@@ -501,3 +503,26 @@ export class UpdateActivityDto {
   @IsIn(['creator', 'assignees'])
   editPolicy?: 'creator' | 'assignees';
 }
+
+const PRIORITY_KEYS = ['very_low', 'low', 'medium', 'high', 'very_high'] as const;
+
+export class ActivityPriorityItemDto {
+  @IsIn(PRIORITY_KEYS)
+  key!: (typeof PRIORITY_KEYS)[number];
+
+  @IsString()
+  @MinLength(1)
+  @MaxLength(40)
+  label!: string;
+
+  @IsString()
+  @Matches(/^#[0-9a-fA-F]{6}$/)
+  color!: string;
+}
+
+export class UpdateActivityPrioritiesDto {
+  @IsArray()
+  @ValidateNested({ each: true })
+  @Type(() => ActivityPriorityItemDto)
+  items!: ActivityPriorityItemDto[];
+}