Add build script and raylib starter main.

Signed-off-by: jmug <u.g.a.mariano@gmail.com>

build.sh

@@ -0,0 +1,10 @@
+#!/home/alarm/.nix-profile/bin/zsh
+
+set -ex
+
+gcc -o clay-starter main.c \
+        -Wall -std=c99 -D_DEFAULT_SOURCE -Wno-missing-braces -Wunused-result -O2 \
+        -I. -Iraylib-5.5/src -Iraylib-5.5/src/external  -I/usr/local/include \
+        -L. -Lraylib-5.5/src -Lraylib-5.5/src -L/usr/local/lib \
+        -lraylib -lGL -lm -lpthread -ldl -lrt -lX11 -latomic \
+        -D_DEFAULT_SOURCE -DPLATFORM_DESKTOP -DPLATFORM_DESKTOP_GLFW

main.c

@@ -0,0 +1,18 @@
+#include "raylib.h"
+
+int main(void)
+{
+    InitWindow(600, 400, "raylib [core] example - basic window");
+
+    while (!WindowShouldClose())
+    {
+        BeginDrawing();
+            ClearBackground(RAYWHITE);
+            DrawText("Congrats! You created your first window!", 190, 200, 20, LIGHTGRAY);
+        EndDrawing();
+    }
+
+    CloseWindow();
+
+    return 0;
+}