added build functions

build.py

@@ -0,0 +1,14 @@
+import shutil
+import os
+Import("env")
+
+def post_build(source, target, env):
+    src = target[0].get_abspath()
+    dest = os.path.join(env["PROJECT_DIR"], "build", "firmware_%s_%s.bin" % (env.GetProjectOption("board"), env.GetProjectOption("version")))
+
+    #print("dest:"+dest)
+    #print("source:"+src)
+
+    shutil.copy(src, dest)
+
+env.AddPostAction("$BUILD_DIR/firmware.bin", post_build)