Remove badly rendered mermaid graph

docs/index.md

@@ -18,37 +18,6 @@ Next scheduled workshop</br>
 
     *source: [(some years ago)](http://web.archive.org/web/20160324050308/http://awk.info/?whygawk "Way back to 2016") http://awk.info/?whygawk
 
-```mermaid
-flowchart TD
-
-  can_use_script[Can use a script?]
-  can_use_sed[Can use sed?]
-  can_use_grep[Can use grep?]
-
-  awk[Use Awk]
-  c[Use C]
-  sed[Use sed]
-  grep[Use grep]
-
-  compiled_language[Compiled language]
-  scripting_language[Scripting language]
-
-  stream_editor[Stream editor]
-  work_with_regular_expressions[Work with regular expressions]
-
-  awk --> |is a| scripting_language
-  c --> |is a| compiled_language
-  sed --> |is a| stream_editor
-  grep --> |allows to| work_with_regular_expressions
-
-  can_use_script --> |no| c
-  can_use_script --> |yes| can_use_sed
-  can_use_sed --> |no| awk
-  can_use_sed --> |yes| can_use_grep
-  can_use_grep --> |no| sed
-  can_use_grep --> |yes| grep
-```
-
 ## Objectives
 ---
 * The material on this site **is not a complete** guide or awk manual.

lesson_plans/20240122/README.md

@@ -59,3 +59,34 @@ In teaching cycles:
 
 - What is Awk?
 
+
+```mermaid
+flowchart TD
+
+  can_use_script[Can use a script?]
+  can_use_sed[Can use sed?]
+  can_use_grep[Can use grep?]
+
+  awk[Use Awk]
+  c[Use C]
+  sed[Use sed]
+  grep[Use grep]
+
+  compiled_language[Compiled language]
+  scripting_language[Scripting language]
+
+  stream_editor[Stream editor]
+  work_with_regular_expressions[Work with regular expressions]
+
+  awk --> |is a| scripting_language
+  c --> |is a| compiled_language
+  sed --> |is a| stream_editor
+  grep --> |allows to| work_with_regular_expressions
+
+  can_use_script --> |no| c
+  can_use_script --> |yes| can_use_sed
+  can_use_sed --> |no| awk
+  can_use_sed --> |yes| can_use_grep
+  can_use_grep --> |no| sed
+  can_use_grep --> |yes| grep
+```