05/11 Update issue's status, and inspector can changes issue's status

JanitorialQC/API/APIClient.swift

@@ -201,6 +201,23 @@ actor APIClient {
         return r.issueId
     }
 
+    // ── Fetch Issue Detail (status + assigned_to) ─────────────────────────
+
+    func fetchIssueDetail(issueId: Int) async throws -> APIIssueDetail {
+        return try await request("/api/v1/issues/\(issueId)")
+    }
+
+    // ── Update Issue Status ───────────────────────────────────────────────
+
+    func updateIssueStatus(issueId: Int, status: String) async throws -> String {
+        let result: APIIssueStatusUpdate = try await request(
+            "/api/v1/issues/\(issueId)/status",
+            method: "PATCH",
+            body: ["status": status]
+        )
+        return result.status
+    }
+
     // ── Token Refresh ─────────────────────────────────────────────────────
 
     private func refreshAccessToken() async -> Bool {