Fix tests failing to trigger in CI

build.zig

@@ -18,17 +18,27 @@ pub fn build(b: *std.Build) void {
 	});
 
 	b.installArtifact(create: {
-		const runner_exe = b.addExecutable(.{
+		const compile_step = b.addExecutable(.{
 			.name = "runner",
 			.root_source_file = .{ .path = "source/runner.zig" },
 			.target = target,
 			.optimize = optimize,
 		});
 
-		runner_exe.addModule("ona", ona_module);
-		runner_exe.linkLibC();
-		runner_exe.linkSystemLibrary("SDL2");
+		compile_step.addModule("ona", ona_module);
+		compile_step.linkLibC();
+		compile_step.linkSystemLibrary("SDL2");
 
-		break: create runner_exe;
+		break: create compile_step;
+	});
+
+	b.step("test", "Run unit tests").dependOn(create: {
+		const tests = b.addTest(.{
+			.root_source_file = .{.path = "source/test.zig"},
+			.target = target,
+			.optimize = optimize,
+		});
+
+		break: create &tests.step;
 	});
 }

source/test.zig

@@ -0,0 +1,3 @@
+const coral = @import("coral");
+
+const ona = @import("ona");