Node.js package (#260)

* npm : preparing infra for node package

* npm : package infra ready

* npm : initial version ready

* npm : change name to whisper.cpp

whisper.js is taken

tests/CMakeLists.txt

@@ -1,4 +1,14 @@
 if (EMSCRIPTEN)
+    #
+    # test-whisper-js
+
+    set(TEST_TARGET test-whisper-js)
+
+    add_test(NAME ${TEST_TARGET}
+        COMMAND node test-whisper.js --experimental-wasm-threads
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+        )
+
     return()
 endif()