adding staff schema

dataconnect/connector/staff/mutations.gql

@@ -0,0 +1,25 @@
+mutation CreateStaff(
+  $employeeName: String!,
+  $vendorId: UUID,
+  $email: String,
+  $position: String,
+  $employmentType: EmploymentType!,
+  $rating: Float,
+  $reliabilityScore: Int,
+  $backgroundCheckStatus: BackgroundCheckStatus!,
+  $certifications: JSON
+) @auth(level: USER) {
+  staff_insert(
+    data: {
+      employeeName: $employeeName
+      vendorId: $vendorId
+      email: $email
+      position: $position
+      employmentType: $employmentType
+      rating: $rating
+      reliabilityScore: $reliabilityScore
+      backgroundCheckStatus: $backgroundCheckStatus
+      certifications: $certifications
+    }
+  )
+}

dataconnect/connector/staff/queries.gql

@@ -0,0 +1,14 @@
+query listStaff @auth(level: USER) {
+  staff {
+    id
+    employeeName
+    vendorId
+    email
+    position
+    employmentType
+    rating
+    reliabilityScore
+    backgroundCheckStatus
+    certifications
+  }
+}