feat: Update endpoint get-request

endpoints/get-request.get.py

@@ -0,0 +1,16 @@
+from fastapi import FastAPI
+import requests
+
+app = FastAPI()
+
+@app.get("/countries")
+def get_all_countries():
+    url = "https://restcountries.com/v3.1/all"
+    try:
+        response = requests.get(url)
+        response.raise_for_status()  # Raise an error for bad responses (4xx and 5xx)
+        countries = response.json()
+        return [{"name": country.get("name", {}).get("common")} for country in countries]
+    except requests.exceptions.RequestException as e:
+        return {"error": f"Failed to fetch countries: {str(e)}"}
+