further work on translation

chapters/5_TricksHelp.qmd

@@ -1,5 +1,7 @@
 ---
 engine: julia
+julia: 
+  exeflags: ["--color=yes"]
 ---
 
 ```{julia}
@@ -106,12 +108,12 @@ An important part of the _Julia ecosystem_ is the numerous packages that extend
   - The _package manager_ `Pkg` is used for this purpose.
   - It can be used in two ways: 
     - as normal Julia statements that can also be in a `.jl` program file:
-    ```
+    ```{.Julia}
     using Pkg
     Pkg.add("PackageXY")
     ```
     - in the special pkg-mode of the Julia REPL:
-    ```
+    ```{.julia}
     ] add PackageXY
     ```
   - Afterward, the package can be used with `using PackageXY`.