Refactor Predictor and market data handling

- Added Predictor class with input preparation and instructions for financial strategy generation.
- Removed PredictorAgent class and integrated its functionality into the new Predictor module.
- Created a base market API wrapper and specific implementations for Coinbase and CryptoCompare.
- Introduced PublicBinanceAgent for fetching public prices from Binance.
- Refactored ToolAgent to utilize the new Predictor and market API wrappers for improved data handling and predictions.
- Updated models to streamline the selection of available LLM providers.
- Removed deprecated signer classes for Coinbase and CryptoCompare.

src/app/markets/base.py

@@ -0,0 +1,67 @@
+from coinbase.rest.types.product_types import Candle, GetProductResponse
+
+
+class BaseWrapper:
+    def get_product(self, asset_id: str) -> 'ProductInfo':
+        raise NotImplementedError
+    def get_products(self, asset_ids: list[str]) -> list['ProductInfo']:
+        raise NotImplementedError
+    def get_all_products(self) -> list['ProductInfo']:
+        raise NotImplementedError
+    def get_historical_prices(self, asset_id: str = "BTC") -> list['Price']:
+        raise NotImplementedError
+
+class ProductInfo:
+    id: str
+    symbol: str
+    price: float
+    volume_24h: float
+    status: str
+    quote_currency: str
+
+    def from_coinbase(product_data: GetProductResponse) -> 'ProductInfo':
+        product = ProductInfo()
+        product.id = product_data.product_id
+        product.symbol = product_data.base_currency_id
+        product.price = float(product_data.price)
+        product.volume_24h = float(product_data.volume_24h) if product_data.volume_24h else 0
+        # TODO Check what status means in Coinbase
+        product.status = product_data.status
+        return product
+
+    def from_cryptocompare(asset_data: dict) -> 'ProductInfo':
+        product = ProductInfo()
+        product.id = asset_data['FROMSYMBOL'] + '-' + asset_data['TOSYMBOL']
+        product.symbol = asset_data['FROMSYMBOL']
+        product.price = float(asset_data['PRICE'])
+        product.volume_24h = float(asset_data['VOLUME24HOUR'])
+        product.status = "" # Cryptocompare does not provide status
+        return product
+
+class Price:
+    high: float
+    low: float
+    open: float
+    close: float
+    volume: float
+    time: str
+
+    def from_coinbase(candle_data: Candle) -> 'Price':
+        price = Price()
+        price.high = float(candle_data.high)
+        price.low = float(candle_data.low)
+        price.open = float(candle_data.open)
+        price.close = float(candle_data.close)
+        price.volume = float(candle_data.volume)
+        price.time = str(candle_data.start)
+        return price
+
+    def from_cryptocompare(price_data: dict) -> 'Price':
+        price = Price()
+        price.high = float(price_data['high'])
+        price.low = float(price_data['low'])
+        price.open = float(price_data['open'])
+        price.close = float(price_data['close'])
+        price.volume = float(price_data['volumeto'])
+        price.time = str(price_data['time'])
+        return price