Add post-action copy dll for Windows

SConstruct

@@ -16,6 +16,8 @@ env = SConscript("godot-cpp/SConstruct")
 # tweak this if you want to use different folders, or more folders, to store your source code in.
 env.Append(CPPPATH=["src/"])
 sources = Glob("src/*.cpp")
+post_actions = []
+library = None
 
 if env["platform"] == "macos":
     target = "demo/addons/godot_ultraleap_plugin/bin/libgdultraleap.{}.{}.framework/libgdultraleap.{}.{}".format(
@@ -51,6 +53,10 @@ elif env["platform"] == "windows":
     env.Append(LIBS=['LeapC'])
     env.Append(LIBPATH = ['C:/Program Files/Ultraleap/LeapSDK/lib/x64'])
     env.Append(CPPPATH = ["C:/Program Files/Ultraleap/LeapSDK/include"])
+
+    post_actions = [
+        Copy("demo/addons/godot_ultraleap_plugin/bin/LeapC.dll", "C:/Program Files/Ultraleap/LeapSDK/lib/x64/LeapC.dll")
+    ]
 elif env["platform"] == "android":
     library = env.SharedLibrary(
         "demo/addons/godot_ultraleap_plugin/bin/libgdultraleap{}{}".format(env["suffix"], env["SHLIBSUFFIX"]),
@@ -69,9 +75,6 @@ elif env["platform"] == "android":
         Copy("demo/android/plugins/ultraleap_binder/ultraleap-binder-debug.aar", "godot-ultraleap-binder/ultraleap-binder/build/outputs/aar/ultraleap-binder-debug.aar"),
         Copy("demo/addons/godot_ultraleap_plugin/bin/libLeapC.so", "android/libLeapC.so")
     ]
-
-    for post_action in post_actions:
-        AddPostAction(library, post_action)
 else:
     library = env.SharedLibrary(
         "demo/addons/godot_ultraleap_plugin/bin/libgdultraleap{}{}".format(env["suffix"], env["SHLIBSUFFIX"]),
@@ -80,4 +83,10 @@ else:
     env.Append(LIBS=['LeapC'])
     env.Append(LIBPATH = ['/usr/lib/ultraleap-hand-tracking-service'])
 
-Default(library)
+if library is not None:
+    for post_action in post_actions:
+            AddPostAction(library, post_action)
+
+    Default(library)
+else:
+    print("Nothing to build, weird")

demo/addons/godot_ultraleap_plugin/godot_ultraleap_plugin.gdextension

@@ -16,6 +16,7 @@ android.release.arm64 = "bin/libgdultraleap.android.template_release.arm64.so"
 
 [dependencies]
 
-android.debug.arm64 = {
-    "bin/libLeapC.so": ""
-}
+android.debug.arm64 = { "bin/libLeapC.so": "" }
+android.release.arm64 = { "bin/libLeapC.so": "" }
+windows.debug.x86_64 = { "bin/LeapC.dll": "" }
+windows.release.x86_64 = { "bin/LeapC.dll": "" }