fix a handful of oversights in the anchor refactor. add a testing script

scripts/reset-repo.bash

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+repo_root="$(git rev-parse --show-toplevel)"
+
+if [[ -z $repo_root ]]; then
+	echo "script must be run from within the rover-ros2 repo" >&2
+	exit 1
+fi
+
+cd $repo_root
+
+echo "this will nuke all of your current un-commited git changes, including any changes to submodules and any gitignored files. is this okay? (y/N)"
+read okay
+
+if [[ ! "$okay" = "y" ]]; then
+	echo "you didn't say exactly 'y'. aborting." >&2
+	exit 2
+fi
+
+echo
+
+echo "ok say goodbye to everything in this repo"
+git submodule deinit --all -f && echo "- submodules gone"
+git clean -fdx && echo "- gitignored changes gone"
+git add -A
+git reset HEAD --hard && echo "- everything else gone"
+echo
+
+echo "in theory that should've done it. let's make sure"
+status=$(git status --porcelain)
+echo $status
+if [[ -z $status ]]; then
+	echo "nice, all clean!"
+else
+	echo "uhh that's not supposed to be there. this is probably a bug in this script. good luck!" >&2
+	exit 3
+fi
+