Add get_file_path method to GenerationContext class

src/chore/GenerationContext.py

@@ -25,6 +25,9 @@ class GenerationContext:
     def setup_dir(self):
         self.dir = f"output/{time.time()}"
         os.makedirs(self.dir)
+    
+    def get_file_path(self, name: str) -> str:
+        return os.path.join(self.dir, name)
 
     def process(self):
         # IMPORTANT NOTE: All methods called here are expected to be defined as abstract methods in the base classes, if not there is an issue with the engine implementation.
@@ -32,4 +35,4 @@ class GenerationContext:
 
         script = self.scriptengine.generate()
 
-        timed_script = self.ttsengine.synthesize(script, self.dir)
+        timed_script = self.ttsengine.synthesize(script, self.get_file_path("tts.wav"))