Initialize the CEL program in a util function

util/cel.go

@@ -0,0 +1,23 @@
+package util
+
+import "github.com/google/cel-go/cel"
+
+// InitCELProgram - Initialize a CEL program with given CEL command and a set of environments
+func InitCELProgram(celCmd string, options ...cel.EnvOption) (*cel.Program, error) {
+	env, err := cel.NewEnv(options...)
+	if err != nil {
+		return nil, err
+	}
+
+	ast, issue := env.Compile(celCmd)
+	if issue.Err() != nil {
+		return nil, issue.Err()
+	}
+
+	program, err := env.Program(ast)
+	if err != nil {
+		return nil, err
+	}
+
+	return &program, nil
+}