Refactor generate_image function to return image URL directly instead of base64 encoding

post_blog.py

@@ -25,11 +25,8 @@ def generate_image(title, summary, category):
     if extracted_summary is None:
         extracted_summary = title
     url = f"https://image.pollinations.ai/prompt/{title}%20%3A%20{extracted_summary}?width=1280&height=720&seed=623862700&nologo=true&model=turbo"
-    data = requests.get(url).content
-    encoded_image = base64.b64encode(data)
-    image =  encoded_image.decode('utf-8')
-    image_url = f"data:image/png;base64,{image}"
-    return image_url
+    requests.get(url).content
+    return url
 
 def generate_post_html(title, summary, mindmap, category, citation):
     title = title.replace("{", r"{{").replace("}", r"}}")