keyfork-entropy: downgrade entropy size limit to warning

Cargo.lock

@@ -1776,7 +1776,7 @@ dependencies = [
 
 [[package]]
 name = "keyfork-entropy"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "keyfork-bug",
  "smex",

crates/util/keyfork-entropy/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "keyfork-entropy"
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 license = "MIT"
 

crates/util/keyfork-entropy/src/main.rs

@@ -10,10 +10,12 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         bit_size % 8 == 0,
         "Bit size must be divisible by 8, got: {bit_size}"
     );
-    assert!(
-        bit_size <= 256,
-        "Maximum supported bit size is 256, got: {bit_size}"
-    );
+    match bit_size {
+        128 | 256 | 512 => {}
+        _ => {
+            eprintln!("reading entropy of uncommon size: {bit_size}");
+        }
+    }
 
     let entropy = keyfork_entropy::generate_entropy_of_size(bit_size / 8)?;
     println!("{}", smex::encode(entropy));