T08: Tab and F6 pass Ely's focus keys; each kitty flag reshapes only what it names; Cmd is Super; repeats and Command key-ups come from AppKit; IME commits stay UTF-8, as in kitty and Ghostty; key.zig out; the line rule reads every text file

scripts/check.sh

@@ -9,7 +9,7 @@ files=$(git ls-files -co --exclude-standard '*.rs')
 multi=$(awk 'FNR==1{prev=0} /^[[:space:]]*\/\// {if(prev) print FILENAME":"FNR; prev=1; next} {prev=0}' $files)
 [ -z "$multi" ] || { echo "multi-line comments:"; echo "$multi"; fail=1; }
 for f in $(git ls-files -co --exclude-standard); do
-  case "$f" in *.rs|*.md|*.sh|*.zsh|*.bash|*.fish|*.ps1|*.toml|*.yml) ;; *) continue ;; esac
+  [ "$f" != Cargo.lock ] && grep -Iq '' "$f" || continue
   n=$(wc -l < "$f")
   [ "$n" -le 500 ] || { echo "$f has $n lines"; fail=1; }
 done