chore: update package helper

Author: be-marc

AGENTS.md

@@ -59,7 +59,7 @@ Rscript -e "devtools::check()"
 ## Core dependencies
 * Use `checkmate` for arg-checks
 * Use `data.table` for efficient table structures
-* For OOP-stype use `R6`
+* For OOP-style use `R6`
 * Use `cli` to format messages, warnings, errors and prints
 
 ## Testing
@@ -106,7 +106,7 @@ Rscript -e "devtools::check()"
 
 ## Natural Language
 
-- The following applies to all natural language text, so docs, commments, NEWS, etc, but not code
+- The following applies to all natural language text, so docs, comments, NEWS, etc, but not code
 - Use American english
 - Use the Oxford comma
 - Do not capitalize normal nouns or method names. "Bayesian" is capitalized, "random forest" is not.

cspell.json

@@ -10,6 +10,7 @@
     "*.rda",  // R binary data
     "*.Rds",  // R binary data
     "*.lock", // lockfiles
+    "attic/", // scrap code, not part of the package
     "man/",   // generated man pages
     "renv/"   // renv library
   ],