add max_items_to_process

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "twba-backup-config"
-version = "0.1.5"
+version = "0.1.6"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

src/lib.rs

@@ -14,6 +14,11 @@ pub struct Conf {
     /// The folder where all the logs will be stored.
     #[config(default = "/var/tmp/twba/logs/")]
     pub log_folder: String,
+    /// How many items should be processed in a single run.
+    ///
+    /// After this number is reached the program will stop and wait for the next run.
+    #[config(default = 5)]
+    pub max_items_to_process: u64,
 
     #[config(nested)]
     pub twitch: Twitch,