chore(legacy): relocate v1 dataconnect source

legacy/dataconnect-v1/schema/assignment.gql

@@ -0,0 +1,46 @@
+enum AssignmentStatus {
+  PENDING
+  CONFIRMED
+  OPEN
+  COMPLETED
+  CANCELED
+  ACTIVE
+}
+
+type Assignment @table(name: "assignments") {
+  id: UUID! @default(expr: "uuidV4()")
+
+  # Who is doing the assignment
+  workforceId: UUID!
+  workforce: Workforce! @ref(fields: "workforceId", references: "id")
+
+  # What exact shift + role this assignment is for
+  roleId: UUID!
+  shiftId: UUID!
+  
+  shiftRole: ShiftRole! @ref(
+    fields: ["shiftId", "roleId"],
+    references: ["shiftId", "roleId"]
+  )
+
+  # --- task info ---
+  title: String
+  description: String
+  instructions: String
+
+  status: AssignmentStatus @default(expr: "'PENDING'")
+
+  # flags / perks
+  tipsAvailable: Boolean
+  travelTime: Boolean
+  mealProvided: Boolean
+  parkingAvailable: Boolean
+  gasCompensation: Boolean
+
+  # Optional managers list (still ok as json)
+  managers: [Any!]
+
+  createdAt: Timestamp @default(expr: "request.time")
+  updatedAt: Timestamp @default(expr: "request.time")
+  createdBy: String @default(expr: "auth.uid")
+}