feat: runtime block value

runtime_example.py

@@ -4,10 +4,9 @@ from runtime.ast.parser import Parser
 from runtime.ast.runtime import Runtime
 
 script = """
-let hello = true
-let text = audio_to_text(audio)
-print(hello)
-return tts(text)
+let hello = add(div(1,2),2)
+
+return hello
 """
 
 def version():
@@ -42,10 +41,7 @@ if __name__ == "__main__":
         "version": version,
         "print": print
     })
+    ast = Parser().parse(script)
     # 注入數據
-    script_output = runtime.run(Parser().parse(script), {
-        "audio": audio_data
-    })
-    f = open("./test_data/runtime_output.mp3", "wb")
-    f.write(script_output.read())
-    f.close()
+    script_output = runtime.run(ast, {})
+    print("script:",script_output)