Use 'mv' instead of 'cp' where possible

scripts/docker-install-phase4.bash

@@ -163,9 +163,10 @@ chmod +x /usr/local/bin/kitten
 ver="$(latest_release JetBrains/kotlin)"
 wget -nv "https://github.com/JetBrains/kotlin/releases/download/${ver}/kotlin-compiler-$(sed 's/^v//' <<< "$ver").zip"
 unzip kotlin-*.zip
-cp kotlinc/bin/* /usr/local/bin/
-cp kotlinc/lib/* /usr/local/lib/
-rm -rf kotlin-*.zip kotlinc
+mv kotlinc /opt/kotlin
+ln -s /opt/kotlin/bin/* /usr/local/bin/
+ln -s /opt/kotlin/lib/* /usr/local/lib/
+rm kotlin-*.zip
 
 # Lua
 ver="$(latest_release EmmyLua/EmmyLua-LanguageServer)"

scripts/docker-install-phase6.bash

@@ -33,7 +33,7 @@ pushd kalyn >/dev/null
 stack build kalyn
 mv "$(stack exec which kalyn)" /usr/local/bin/kalyn
 mkdir /opt/kalyn
-cp -R src-kalyn/Stdlib src-kalyn/Stdlib.kalyn /opt/kalyn/
+mv src-kalyn/Stdlib src-kalyn/Stdlib.kalyn /opt/kalyn/
 popd >/dev/null
 rm -rf kalyn
 

scripts/docker-install-phase7.bash

@@ -9,7 +9,7 @@ useradd -m -N -l -r -p '!' build
 # Cmd
 sudo -u build wine cmd < /dev/null
 mkdir -p /opt/cmd/home-template
-cp -R /home/build/.wine /opt/cmd/home-template/
+mv /home/build/.wine /opt/cmd/home-template/
 chmod -R a=u,go-w /opt/cmd/home-template
 
 # Elm