docs: fixed Broken Links (#1405)

Due to reorganization of examples into categorized folders in node-addon-examples library, links in docs and readme got broken. Fixed all the links.

Author: tuhalf

README.md

@@ -153,14 +153,14 @@ The following is the documentation for node-addon-api.
 
 Are you new to **node-addon-api**? Take a look at our **[examples](https://github.com/nodejs/node-addon-examples)**
 
-- **[Hello World](https://github.com/nodejs/node-addon-examples/tree/HEAD/1_hello_world/node-addon-api)**
-- **[Pass arguments to a function](https://github.com/nodejs/node-addon-examples/tree/HEAD/2_function_arguments/node-addon-api)**
-- **[Callbacks](https://github.com/nodejs/node-addon-examples/tree/HEAD/3_callbacks/node-addon-api)**
-- **[Object factory](https://github.com/nodejs/node-addon-examples/tree/HEAD/4_object_factory/node-addon-api)**
-- **[Function factory](https://github.com/nodejs/node-addon-examples/tree/HEAD/5_function_factory/node-addon-api)**
-- **[Wrapping C++ Object](https://github.com/nodejs/node-addon-examples/tree/HEAD/6_object_wrap/node-addon-api)**
-- **[Factory of wrapped object](https://github.com/nodejs/node-addon-examples/tree/HEAD/7_factory_wrap/node-addon-api)**
-- **[Passing wrapped object around](https://github.com/nodejs/node-addon-examples/tree/HEAD/8_passing_wrapped/node-addon-api)**
+- **[Hello World](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/1_hello_world)**
+- **[Pass arguments to a function](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/2_function_arguments/node-addon-api)**
+- **[Callbacks](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/3_callbacks/node-addon-api)**
+- **[Object factory](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/4_object_factory/node-addon-api)**
+- **[Function factory](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/5_function_factory/node-addon-api)**
+- **[Wrapping C++ Object](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/6_object_wrap/node-addon-api)**
+- **[Factory of wrapped object](https://github.com/nodejs/node-addon-examples/tree/main/src/1-getting-started/7_factory_wrap/node-addon-api)**
+- **[Passing wrapped object around](https://github.com/nodejs/node-addon-examples/tree/main/src/2-js-to-native-conversion/8_passing_wrapped/node-addon-api)**
 
 <a name="tests"></a>
 

doc/array.md

@@ -9,7 +9,7 @@ around `napi_value` representing a JavaScript Array.
 types such as [`Napi::Int32Array`][] and [`Napi::ArrayBuffer`][], respectively,
 that can be used for transferring large amounts of data from JavaScript to the
 native side. An example illustrating the use of a JavaScript-provided
-`ArrayBuffer` in native code is available [here](https://github.com/nodejs/node-addon-examples/tree/HEAD/array_buffer_to_native/node-addon-api).
+`ArrayBuffer` in native code is available [here](https://github.com/nodejs/node-addon-examples/tree/main/src/2-js-to-native-conversion/array_buffer_to_native/node-addon-api).
 
 ## Constructor
 ```cpp

doc/cmake-js.md

@@ -51,7 +51,7 @@ If your Node-API native add-on uses the optional [**node-addon-api**](https://gi
 
 ## Example
 
-A working example of an Node-API native addon built using CMake.js can be found on the [node-addon-examples repository](https://github.com/nodejs/node-addon-examples/tree/HEAD/build_with_cmake#building-n-api-addons-using-cmakejs).
+A working example of an Node-API native addon built using CMake.js can be found on the [node-addon-examples repository](https://github.com/nodejs/node-addon-examples/tree/main/src/8-tooling/build_with_cmake#building-node-api-addons-using-cmakejs).
 
 ## **CMake** Reference