refactor(space): replace hardcoded engine version with constant and improve lookup logic (#773)

Replace hardcoded engine version number with constant EngineVersion103 to enhance maintainability
For the latest runtime framework, use the new FindSpaceLatestVersion method instead of hardcoded version lookup

Co-authored-by: ruibo.qin <rb.qin@opencsg.com>

Author: phantom-rabbit

component/space.go

@@ -1000,16 +1000,16 @@ func (c *spaceComponentImpl) Deploy(ctx context.Context, namespace, name, curren
 		var err error
 		if (space.Sdk == types.GRADIO.Name && space.SdkVersion != types.GRADIO.Version) ||
 			(space.Sdk == types.STREAMLIT.Name && space.SdkVersion != types.STREAMLIT.Version) {
-			// Using old base image 1.0.3 for old spaces, will be removed in the future
-			frame, err = c.rfs.FindByFrameNameAndDriverVersion(ctx, "space", "1.0.3", space.DriverVersion)
+			slog.InfoContext(ctx, "Using old base image 1.0.3 for old spaces")
+			frame, err = c.rfs.FindByFrameNameAndDriverVersion(ctx, "space", EngineVersion103, space.DriverVersion)
 			if err != nil {
-				return -1, fmt.Errorf("cannot find available (1.0.3) runtime framework, %w", err)
+				return -1, fmt.Errorf("cannot find available (%s) runtime framework, %w", EngineVersion103, err)
 			}
 		} else {
-			// 1.0.4
-			frame, err = c.rfs.FindByFrameNameAndDriverVersion(ctx, "space", "1.0.4", space.DriverVersion)
+			// use latest base space runtime image
+			frame, err = c.rfs.FindSpaceLatestVersion(ctx, "space", space.DriverVersion)
 			if err != nil {
-				return -1, fmt.Errorf("cannot find available (1.0.4) runtime framework, %w", err)
+				return -1, fmt.Errorf("cannot find available latest space runtime framework, %w", err)
 			}
 		}
 

component/space_ce_test.go

@@ -189,8 +189,7 @@ func TestSpaceComponent_Deploy(t *testing.T) {
 	sc.mocks.stores.UserMock().EXPECT().FindByUsername(ctx, "user").Return(database.User{
 		Username: "user1",
 	}, nil)
-	sc.mocks.stores.RuntimeFrameworkMock().EXPECT().FindByFrameNameAndDriverVersion(ctx, mock.Anything, mock.Anything, mock.Anything).Return(nil, nil)
-
+	sc.mocks.stores.RuntimeFrameworkMock().EXPECT().FindSpaceLatestVersion(ctx, mock.Anything, mock.Anything).Return(&database.RuntimeFramework{}, nil)
 	t.Run("Deploy", func(t *testing.T) {
 		sc.mocks.stores.SpaceMock().EXPECT().FindByPath(ctx, "ns1", "n1").Return(&database.Space{
 			ID:         1,