feat: Integrate Data Connect and Implement Staff List View Directory

apps/web/dataconnect/schema/shift.gql

@@ -0,0 +1,47 @@
+enum ShiftStatus {
+  DRAFT
+  FILLED
+  PENDING
+  ASSIGNED
+  CONFIRMED
+  OPEN
+  IN_PROGRESS
+  COMPLETED
+  CANCELED
+}
+
+type Shift @table(name: "shifts") {
+  id: UUID! @default(expr: "uuidV4()")
+
+  title: String!
+
+  orderId: UUID!
+  order: Order! @ref(fields: "orderId", references: "id")
+
+  date: Timestamp
+  startTime: Timestamp
+  endTime: Timestamp
+  hours: Float
+  cost: Float
+
+  location: String
+  locationAddress: String
+  latitude: Float
+  longitude: Float
+  description: String
+
+  status: ShiftStatus
+  workersNeeded: Int
+  filled: Int
+  filledAt: Timestamp
+
+  # JSON list of managers (e.g. [{name, phone, avatar}, ...])
+  managers: [Any!]
+
+  durationDays: Int
+
+  createdAt: Timestamp @default(expr: "request.time")
+  updatedAt: Timestamp @default(expr: "request.time")
+  createdBy: String
+}
+