ci: add workflow for proto code generation check

Signed-off-by: Paul Meyer <49727155+katexochen@users.noreply.github.com>

verify/verifyproto/verify.pb.go

@@ -26,6 +26,7 @@ type GetAttestationRequest struct {
 	unknownFields protoimpl.UnknownFields
 
 	// bytes user_data = 1; removed
+	// nonce is a random nonce to prevent replay attacks.
 	Nonce []byte `protobuf:"bytes,2,opt,name=nonce,proto3" json:"nonce,omitempty"`
 }
 
@@ -73,6 +74,7 @@ type GetAttestationResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
+	// attestation is the attestation for the given user data and nonce.
 	Attestation []byte `protobuf:"bytes,1,opt,name=attestation,proto3" json:"attestation,omitempty"`
 }
 

verify/verifyproto/verify_grpc.pb.go

@@ -22,6 +22,7 @@ const _ = grpc.SupportPackageIsVersion7
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type APIClient interface {
+	// GetAttestation returns an attestation for the given user data and nonce.
 	GetAttestation(ctx context.Context, in *GetAttestationRequest, opts ...grpc.CallOption) (*GetAttestationResponse, error)
 }
 
@@ -46,6 +47,7 @@ func (c *aPIClient) GetAttestation(ctx context.Context, in *GetAttestationReques
 // All implementations must embed UnimplementedAPIServer
 // for forward compatibility
 type APIServer interface {
+	// GetAttestation returns an attestation for the given user data and nonce.
 	GetAttestation(context.Context, *GetAttestationRequest) (*GetAttestationResponse, error)
 	mustEmbedUnimplementedAPIServer()
 }