Refine health checks and add polling animation

app/backend/core/config.py

@@ -1,18 +1,30 @@
 """Environment configuration derived from environment variables."""
 
 from functools import lru_cache
-
 from pydantic_settings import BaseSettings, SettingsConfigDict
 
-
 class Settings(BaseSettings):
     """Application settings."""
 
-    service_name: str = "backend"
+    service_name: str = "avaaz-backend" # Used as a functional ID
     environment: str = "development"
-    database_url: str = (
-        "postgresql+psycopg://postgres:postgres@postgres:5432/avaaz"
-    )
+
+    title: str = "Avaaz Language Tutoring API"
+    description: str ="""
+        # Avaaz Language Tutoring API
+
+        This API powers the **avaaz.ai** mobile and web applications, providing the robust backend services for our AI-driven oral language skills tutor. The platform is specifically engineered to help students achieve oral proficiency using adaptive, conversational AI agents.
+
+        ## Key Services Provided:
+        *   **Conversational AI Engine:** Facilitates ultra-low-latency speech-to-speech interaction and provides instant corrective feedback (grammar, pronunciation, fluency).
+        *   **Curriculum Management:** Delivers structured, CEFR aligned lessons and scenarios focused on real-life immigrant contexts (healthcare, workplace, school).
+        *   **Assessment & Gamification:** Manages progress tracking, mock oral exam simulations, performance summaries, and motivational mechanics (streaks, badges).
+        *   **Cross-Platform Sync:** Ensures seamless learning continuity and progress synchronization across all user devices.
+        """
+    
+    version: str = "0.1.0" 
+    
+    database_url: str = "postgresql+psycopg://postgres:postgres@postgres:5432/avaaz"
 
     model_config = SettingsConfigDict(env_prefix="", case_sensitive=False)