Refactor flake patching/recursion

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

lib/scripts/update.sh

@@ -4,43 +4,6 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-echo "Updating submodules..."
-
-paths=$(git config --file .gitmodules --name-only --get-regexp path | while read -r line; do
-  path=$(git config --file .gitmodules --get "$line")
-  url=$(git config --file .gitmodules --get "${line%.*}.url")
-  if [[ $url == *"karaolidis"* ]]; then
-    echo "$path"
-  fi
-done)
-
-for path in $paths; do
-  echo "Processing submodule: $path"
-
-  cd "$path" || exit
-
-  default_branch=$(git remote show origin | awk '/HEAD branch/ {print $NF}')
-  git checkout "$default_branch"
-  git fetch upstream
-  git merge "upstream/$default_branch"
-
-  branches=$(git for-each-ref --format='%(refname:short)' refs/heads/ | grep -v "^${default_branch}$")
-  for branch in $branches; do
-    git checkout "$branch"
-    git rebase "$default_branch"
-  done
-
-  git checkout integration
-  git push origin --all --force-with-lease
-  git push origin --tags --force-with-lease
-
-  cd - > /dev/null || exit
-done
-
-echo "All submodules updated successfully."
-
-echo "Updating packages..."
-
 find packages -type f -name "*.nix" | while read -r file; do
   update_command=$(grep -oP '^#\s*AUTO-UPDATE:\s*\K.+' "$file" || true)
   if [[ -n "$update_command" ]]; then
@@ -49,6 +12,4 @@ find packages -type f -name "*.nix" | while read -r file; do
   fi
 done
 
-echo "All packages updated successfully."
-
 nix flake update