feat: Implement core application structure, AI extraction, persistence, and Telegram bot modules with updated configuration and dependencies.

app/ingestion/text.py

@@ -0,0 +1,24 @@
+"""
+Handles processing of raw text inputs.
+"""
+import logging
+
+logger = logging.getLogger(__name__)
+
+def process_text_input(text: str) -> str:
+    """
+    Takes raw text, normalizes it, and prepares it for AI extraction.
+
+    In the future, this could include more complex preprocessing like
+    language detection or PII removal.
+
+    Args:
+        text: The raw input text.
+
+    Returns:
+        The processed text.
+    """
+    logger.info("Processing text input.")
+    # For now, normalization is simple. It will be moved to the preprocessing module.
+    normalized_text = text.lower().strip()
+    return normalized_text