Add polling-based file watching

Remove notify and update otel creates

README.md

@@ -2,6 +2,14 @@
 This is an Actix-web server for serving images and videos from a filesystem.
 Upon first run it will generate thumbnails for all images and videos at `BASE_PATH`.
 
+## Features
+- Automatic thumbnail generation for images and videos
+- EXIF data extraction and storage for photos
+- File watching with NFS support (polling-based)
+- Video streaming with HLS
+- Tag-based organization
+- Memories API for browsing photos by date
+
 ## Environment
 There are a handful of required environment variables to have the API run.
 They should be defined where the binary is located or above it in an `.env` file.
@@ -15,3 +23,6 @@ You must have `ffmpeg` installed for streaming video and generating video thumbn
 - `SECRET_KEY` is the *hopefully* random string to sign Tokens with
 - `RUST_LOG` is one of `off, error, warn, info, debug, trace`, from least to most noisy [error is default]
 - `EXCLUDED_DIRS` is a comma separated list of directories to exclude from the Memories API
+- `WATCH_QUICK_INTERVAL_SECONDS` (optional) is the interval in seconds for quick file scans [default: 60]
+- `WATCH_FULL_INTERVAL_SECONDS` (optional) is the interval in seconds for full file scans [default: 3600]
+