doc: improve treefmt.gif

Add some whitespace to each file in the examples folder before applying to demonstrate formatting occurring.

Signed-off-by: Brian McGee <brian@bmcgee.ie>

docs/vhs/treefmt.tape

@@ -11,13 +11,15 @@ Set Height 220
 Set Padding 20
 
 Hide
-Type "TEMP_DIR=$(mktemp -d) && rsync -av $PRJ_ROOT/test/examples/ $TEMP_DIR && cd $TEMP_DIR && clear"
+Type "TEMP_DIR=$(mktemp -d) && rsync -av $PRJ_ROOT/test/examples/ $TEMP_DIR && pushd $TEMP_DIR && clear"
+Enter
+Type "find . -type f -exec sh -c 'echo "  " >> {}' \;"
 Enter
 Type "alias treefmt='treefmt --allow-missing-formatter' && clear"
 Enter
 Show
 
-Type "treefmt -c"
+Type "treefmt"
 Sleep 1s
 Enter
 
@@ -32,5 +34,5 @@ Enter
 Sleep 5s
 
 Hide
-Type "cd && rm -rf $TEMP_DIR"
+Type "popd && rm -rf $TEMP_DIR"
 Enter

nix/docs.nix

@@ -51,11 +51,9 @@ _: {
         }
         {
           inherit category;
-          name = "vhs";
           help = "generate terminal gifs";
-
           package = pkgs.writeShellApplication {
-            name = "gif";
+            name = "vhs";
             runtimeInputs =
               [
                 self'.packages.treefmt