enables time tool, adds xkcd tool

# Have your Agent fetch you XKCD goodness!

> Show me the latest xkcd
Will render the `latest` xkcd comic as markdown

> Show me xkcd `number`
Will render that xkcd comic as markdown

app.py

@@ -4,19 +4,32 @@ import requests
 import pytz
 import yaml
 from tools.final_answer import FinalAnswerTool
-
 from Gradio_UI import GradioUI
 
-# Below is an example of a tool that does nothing. Amaze us with your creativity !
+
+
 @tool
-def my_cutom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
-    #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that does nothing yet 
+def xkcd_tool(id:int)-> str:
+    """A tool that fetches XKCD comics. For the latest comic do not pass an id argument.
+    This tool will return the requested comic title, alt text, and a url which points to the comic image.
+    Compute a Markdown string that displays the title as a header, the alt text as a blockquote, and the image as an image and return that as your final answer.
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        id: a number representing a valid XKCD comic ID, or none for the latest comic.
     """
-    return "What magic will you build ?"
+    try:
+        url = f"https://xkcd.com/{id}/info.0.json" if id else "https://xkcd.com/info.0.json"
+        response = requests.get(url)
+        if response.status_code == 200:
+            data = response.json()
+            return {
+                "title": data["title"],
+                "alt": data["alt"],
+                "img_url": data["img"]
+            }
+        else:
+            return "Failed to fetch XKCD comic"
+    except Exception as e:
+        return f"Error fetching XKCD comic: {str(e)}"
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
@@ -38,7 +51,7 @@ final_answer = FinalAnswerTool()
 model = HfApiModel(
 max_tokens=2096,
 temperature=0.5,
-model_id='https://wxknx1kg971u7k1n.us-east-1.aws.endpoints.huggingface.cloud',# it is possible that this model may be overloaded
+model_id='https://jc26mwg228mkj8dw.us-east-1.aws.endpoints.huggingface.cloud',# it is possible that this model may be overloaded
 custom_role_conversions=None,
 )
 
@@ -51,7 +64,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer], ## add your tools here (don't remove final answer)
+    tools=[final_answer,get_current_time_in_timezone,xkcd_tool], ## add your tools here (don't remove final answer)
     max_steps=6,
     verbosity_level=1,
     grammar=None,
@@ -62,4 +75,6 @@ agent = CodeAgent(
 )
 
 
+
+
 GradioUI(agent).launch()