🚧 core: Install wheel

Dockerfile-core

@@ -51,7 +51,7 @@ RUN \
     pyenv install 3.7 && \
     pyenv global 3.7 && \
     pyenv rehash && \
-    pip install -U pip && \
+    pip install -U pip wheel && \
     pip install setuptools
 
 # Install pip installable-stuff