[] Add GraphQLQuery to support graph ql

[wlsdms0122]

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🔥 Cause

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📄 Changes

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• Add GraphQLQuery to transfer to the server under the graph ql protocol.
  
  

  struct GetRepositoriesSpec: Spec {
      ...
      var request: any Request { .body(query, encoder: .codable) }
      var query: GraphQLQuery {
          .init(
              query: """
              query GetRepositoreis {
                  repositoryOwner(login: "wlsdms0122") { ... }
              }
              """
          )
      }
      ...
  }

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