build: add script to prepare miniaudio for iOS and update .gitignore

Author: exzos

.gitignore

@@ -84,3 +84,5 @@ android/generated
 
 # React Native Nitro Modules
 nitrogen/
+
+libs/generated

package.json

@@ -17,6 +17,7 @@
     "lib",
     "libs/miniaudio/miniaudio.c",
     "libs/miniaudio/miniaudio.h",
+    "scripts",
     "android",
     "ios",
     "cpp",
@@ -203,4 +204,4 @@
       "url": "https://github.com/exzos28"
     }
   ]
-}
+}

scripts/prepare_miniaudio.rb

@@ -0,0 +1,62 @@
+#!/usr/bin/env ruby
+
+require 'fileutils'
+require 'pathname'
+
+# Get the directory where this script is located
+script_dir = File.dirname(File.expand_path(__FILE__))
+project_root = File.dirname(script_dir)
+
+# Define paths
+miniaudio_c_path = File.join(project_root, "libs", "miniaudio", "miniaudio.c")
+miniaudio_h_path = File.join(project_root, "libs", "miniaudio", "miniaudio.h")
+generated_dir = File.join(project_root, "libs", "generated")
+miniaudio_m_path = File.join(generated_dir, "miniaudio.m")
+
+puts "Preparing miniaudio for iOS..."
+
+# Check if miniaudio.c exists
+unless File.exist?(miniaudio_c_path)
+  puts "Error: miniaudio.c not found at #{miniaudio_c_path}"
+  exit 1
+end
+
+# Check if miniaudio.h exists
+unless File.exist?(miniaudio_h_path)
+  puts "Error: miniaudio.h not found at #{miniaudio_h_path}"
+  exit 1
+end
+
+# Create generated directory if it doesn't exist
+FileUtils.mkdir_p(generated_dir) unless Dir.exist?(generated_dir)
+
+# Read the content of miniaudio.c
+miniaudio_c_content = File.read(miniaudio_c_path)
+
+# Create the Objective-C wrapper
+miniaudio_m_content = <<~OBJC
+  // Generated by prepare_miniaudio.rb
+  // This file wraps miniaudio.c for iOS compatibility
+  
+  #import <Foundation/Foundation.h>
+  
+  // Include the miniaudio implementation
+  #define MINIAUDIO_IMPLEMENTATION
+  #include "../miniaudio/miniaudio.h"
+  
+  // iOS-specific initialization and exports can be added here if needed
+OBJC
+
+# Write the generated file
+File.write(miniaudio_m_path, miniaudio_m_content)
+
+puts "Generated #{miniaudio_m_path}"
+puts "Miniaudio preparation completed successfully!"
+
+# Verify the generated file
+if File.exist?(miniaudio_m_path)
+  puts "✓ Generated file exists and is ready for iOS compilation"
+else
+  puts "✗ Error: Generated file was not created"
+  exit 1
+end