feat: add get provider default roles api

Makefile

@@ -3,7 +3,7 @@ COMMIT := $(shell git rev-parse --short HEAD)
 TAG := "$(shell git rev-list --tags --max-count=1)"
 VERSION := "$(shell git describe --tags ${TAG})-next"
 BUILD_DIR=dist
-PROTON_COMMIT := "bd2a1d201fb4931e7b62d93031cb541016818daa"
+PROTON_COMMIT := "9a4736fa34b310bb2d76371a72173ad984516050"
 
 .PHONY: all build clean test tidy vet proto setup format generate
 

api/handler/v1beta1/grpc.go

@@ -63,6 +63,7 @@ type providerService interface {
 	Find(context.Context, domain.ProviderFilter) ([]*domain.Provider, error)
 	GetByID(context.Context, string) (*domain.Provider, error)
 	GetTypes(context.Context) ([]domain.ProviderType, error)
+	GetDefaultRoles(ctx context.Context, pType string, resourceType string) ([]string, error)
 	GetOne(ctx context.Context, pType, urn string) (*domain.Provider, error)
 	Update(context.Context, *domain.Provider) error
 	FetchResources(context.Context) error

api/handler/v1beta1/provider.go

@@ -72,6 +72,17 @@ func (s *GRPCServer) GetProviderTypes(ctx context.Context, req *guardianv1beta1.
 	}, nil
 }
 
+func (s *GRPCServer) GetProviderRoles(ctx context.Context, req *guardianv1beta1.GetProviderRolesRequest) (*guardianv1beta1.GetProviderRolesResponse, error) {
+	roles, err := s.providerService.GetDefaultRoles(ctx, req.GetName(), req.GetResourceType())
+	if err != nil {
+		return nil, status.Errorf(codes.Internal, "failed to retrieve default roles: %v", err)
+	}
+
+	return &guardianv1beta1.GetProviderRolesResponse{
+		Roles: roles,
+	}, nil
+}
+
 func (s *GRPCServer) CreateProvider(ctx context.Context, req *guardianv1beta1.CreateProviderRequest) (*guardianv1beta1.CreateProviderResponse, error) {
 	if req.GetDryRun() {
 		ctx = provider.WithDryRun(ctx)