chore: bump version to 0.3.1

Author: GROOOOAAAARK

build.zig.zon

@@ -10,7 +10,7 @@
 
     // This is a [Semantic Version](https://semver.org/).
     // In a future version of Zig it will be used for package deduplication.
-    .version = "0.3.0",
+    .version = "0.3.1",
 
     // This field is optional.
     // This is currently advisory only; Zig does not yet do anything

src/cli.zig

@@ -91,7 +91,7 @@ pub fn main_cli() cli.AppRunner.Error!cli.ExecFn {
     };
 
     const app = cli.App{
-        .version = "0.3.0",
+        .version = "0.3.1",
         .author = "GRK",
         .command = main_command,
     };