Update requirements.txt

requirements.txt

@@ -1,5 +1,7 @@
-streamlit==1.29.0
-torch==2.1.0
-Pillow==9.4.0
-opencv-python-headless==4.8.0.76
-ultralytics==8.0.221
+streamlit        # For building the interactive web app interface.
+opencv-python    # For video processing and webcam stream handling.
+Pillow           # For image handling and manipulation.
+ultralytics      # For the YOLO-based wildfire detection.
+requests         # For fetching images from an updating URL.
+numpy            # For array operations when processing image bytes.
+streamlink       # For extracting the actual stream URL from YouTube live streams.