locking to ensure AWS credentials in Docker

api.py

@@ -5,6 +5,7 @@
 from telegram import Bot
 from telegram.error import TelegramError
 
+from release import __version__ as version
 from tracker.config import ConfigHandler
 
 app = FastAPI()
@@ -16,6 +17,7 @@
 async def health_check():
     """Health check endpoint."""
     results = {}
+    results["version"] = version
 
     # Check Telegram Bot API connectivity
     try:

tracker.py

@@ -182,7 +182,14 @@ async def main(self):
 
         try:
             self.logger.info("Starting the bot")
-            await self.__ensure_aws_credentials()
+
+            lock = asyncio.Lock()
+            try:
+                await lock.acquire()
+                await self.__ensure_aws_credentials()
+            finally:
+                lock.release()
+
             await self.application.initialize()
 
             gas_tracker = GasTracker(application=self.application, logger=self.logger)