Add GitHub Actions workflow for iOS build

.github/workflows/build-ios.yml

@@ -0,0 +1,32 @@
+name: Build iOS App
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: macos-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install SDL2
+        run: |
+          brew install sdl2 sdl2_image sdl2_mixer sdl2_ttf
+
+      - name: Compile the iOS App
+        run: |
+          mkdir -p build
+          clang -o build/MyIOSApp main.c -F/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simulator.sdk/System/Library/Frameworks -framework SDL2 -framework UIKit -framework Foundation -framework CoreGraphics
+
+      - name: Upload the build artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: ios-app
+          path: build/MyIOSApp

main.c

@@ -0,0 +1,56 @@
+#include <SDL2/SDL.h>
+#include <stdio.h>
+
+int main(int argc, char *argv[]) {
+    // Initialize SDL
+    if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+        fprintf(stderr, "Could not initialize SDL: %s\n", SDL_GetError());
+        return 1;
+    }
+
+    // Create a window
+    SDL_Window *window = SDL_CreateWindow("My iOS App",
+                                          SDL_WINDOWPOS_UNDEFINED,
+                                          SDL_WINDOWPOS_UNDEFINED,
+                                          800, 600,
+                                          SDL_WINDOW_SHOWN);
+    if (!window) {
+        fprintf(stderr, "Could not create window: %s\n", SDL_GetError());
+        SDL_Quit();
+        return 1;
+    }
+
+    // Create a renderer
+    SDL_Renderer *renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+    if (!renderer) {
+        fprintf(stderr, "Could not create renderer: %s\n", SDL_GetError());
+        SDL_DestroyWindow(window);
+        SDL_Quit();
+        return 1;
+    }
+
+    // Main loop flag
+    int running = 1;
+    SDL_Event event;
+
+    // Main loop
+    while (running) {
+        while (SDL_PollEvent(&event)) {
+            if (event.type == SDL_QUIT) {
+                running = 0;
+            }
+        }
+
+        SDL_SetRenderDrawColor(renderer, 0, 128, 255, 255); // Blue
+        SDL_RenderClear(renderer);
+        SDL_RenderPresent(renderer);
+    }
+
+    // Cleanup
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+
+    return 0;
+}
+