feat: move editor to project / add post processing etc

tests/main.cpp

@@ -9,6 +9,7 @@ void RunAssetsTests();
 void RunGraphicsTests();
 void RunUiTests();
 void RunGameplayTests();
+void RunEditorTests();
 
 namespace {
     struct Suite {
@@ -24,6 +25,7 @@ namespace {
         {"graphics", RunGraphicsTests},
         {"ui", RunUiTests},
         {"gameplay", RunGameplayTests},
+        {"editor", RunEditorTests},
     };
 }