chore: Added worker configuration to uvicorn startup (#1896)

Author: aweiland

compose/fastapi/start-backend-datadog

@@ -12,11 +12,20 @@ set -o errexit
 set -o pipefail
 set -o nounset
 
+
+NUM_WORKERS=1
+if command -v nproc >/dev/null 2>&1; then
+  NUM_WORKERS=$(nproc)
+  echo "Starting app with $NUM_WORKERS workers..."
+else
+  echo "No nproc, defaulting to 1 worker..."
+fi
+
 # https://www.uvicorn.org/settings/
 export UVICORN_HOST="0.0.0.0"
 export UVICORN_PORT=80
 
 uvicorn main:app \
   --host ${UVICORN_HOST} --port ${UVICORN_PORT} \
   --reload --proxy-headers \
-  --log-config uvicorn_disable_logging.json
+  --log-config uvicorn_disable_logging.json --workers ${NUM_WORKERS}