[build][cmake] Review web compilation system (#5181)

* [cmake] export automatically raylib definitions and compile/link options

* [cmake] pass emscripten options to consumer project

* [web] compile for web

* [web] canvas width 100%

projects/CMake/CMakeLists.txt

@@ -1,41 +0,0 @@
-cmake_minimum_required(VERSION 3.11) # FetchContent is available in 3.11+
-project(example)
-
-# Generate compile_commands.json
-set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
-
-# Dependencies
-set(RAYLIB_VERSION 5.5)
-find_package(raylib ${RAYLIB_VERSION} QUIET) # QUIET or REQUIRED
-if (NOT raylib_FOUND) # If there's none, fetch and build raylib
-  include(FetchContent)
-  FetchContent_Declare(
-    raylib
-    DOWNLOAD_EXTRACT_TIMESTAMP OFF
-    URL https://github.com/raysan5/raylib/archive/refs/tags/${RAYLIB_VERSION}.tar.gz
-  )
-  FetchContent_GetProperties(raylib)
-  if (NOT raylib_POPULATED) # Have we downloaded raylib yet?
-    set(FETCHCONTENT_QUIET NO)
-    FetchContent_MakeAvailable(raylib)
-  endif()
-endif()
-
-# Our Project
-
-add_executable(${PROJECT_NAME} core_basic_window.c)
-#set(raylib_VERBOSE 1)
-target_link_libraries(${PROJECT_NAME} raylib)
-
-# Web Configurations
-if (${PLATFORM} STREQUAL "Web")
-    set_target_properties(${PROJECT_NAME} PROPERTIES SUFFIX ".html") # Tell Emscripten to build an example.html file.
-    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s USE_GLFW=3 -s ASSERTIONS=1 -s WASM=1 -s ASYNCIFY -s GL_ENABLE_GET_PROC_ADDRESS=1")
-endif()
-
-# Checks if OSX and links appropriate frameworks (Only required on MacOS)
-if (APPLE)
-    target_link_libraries(${PROJECT_NAME} "-framework IOKit")
-    target_link_libraries(${PROJECT_NAME} "-framework Cocoa")
-    target_link_libraries(${PROJECT_NAME} "-framework OpenGL")
-endif()