Switched to Raylib

- Added Raylib due to being simple and similar to XNA's APIs
- Remove ifdef cplusplus from filehandler
- Added VSCode, GH Actions and FetchTSO

build.zig

@@ -22,9 +22,27 @@ pub fn build(b: *std.Build) void {
         .optimize = optimize,
     });
 
+    // C headers
+    exe.linkLibC();
     exe.addIncludePath(.{ .path = "./library/formats" });
     exe.addIncludePath(.{ .path = "./library/libvitaboy" });
 
+    // Modules
+    const raylib_dep = b.dependency("raylib-zig", .{
+        .target = target,
+        .optimize = optimize,
+    });
+
+    const raylib = raylib_dep.module("raylib"); // main raylib module
+    const raylib_math = raylib_dep.module("raylib-math"); // raymath module
+    const rlgl = raylib_dep.module("rlgl"); // rlgl module
+    const raylib_artifact = raylib_dep.artifact("raylib"); // raylib C library
+
+    exe.linkLibrary(raylib_artifact);
+    exe.root_module.addImport("raylib", raylib);
+    exe.root_module.addImport("raylib-math", raylib_math);
+    exe.root_module.addImport("rlgl", rlgl);
+
     // This declares intent for the executable to be installed into the
     // standard location when the user invokes the "install" step (the default
     // step when running `zig build`).
@@ -59,6 +77,7 @@ pub fn build(b: *std.Build) void {
         .optimize = optimize,
     });
 
+    exe_unit_tests.linkLibC();
     exe_unit_tests.addIncludePath(.{ .path = "./library/formats" });
     exe_unit_tests.addIncludePath(.{ .path = "./library/libvitaboy" });