chore: MIGRATING REPO!

chug.sh

@@ -0,0 +1,69 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SRC_REPO_ROOT="$(pwd)"
+DEST_PARENT="../swaits-typst-collection" # change if you like
+
+DIRS=(
+  codly-languages
+)
+
+command -v git-filter-repo >/dev/null || {
+  echo "git-filter-repo is required. Install via 'uv tool install git-filter-repo' (or pipx/pip)."
+  exit 1
+}
+
+mkdir -p "$DEST_PARENT"
+
+for d in "${DIRS[@]}"; do
+  [ -d "$d" ] || {
+    echo "Skip: '$d' not found in $(pwd)"
+    continue
+  }
+
+  TARGET="$DEST_PARENT/$d"
+  echo
+  echo "==> Splitting '$d' → '$TARGET'"
+
+  rm -rf "$TARGET"
+  git clone --no-local --branch main --origin origin "$SRC_REPO_ROOT" "$TARGET"
+
+  (
+    cd "$TARGET"
+
+    git filter-repo --force \
+      --path "$d/" \
+      --path-rename "$d/:"
+
+    # ---- Tag rename: '<dir>-X.Y.Z' -> 'vX.Y.Z' (annotated, with message) ----
+    # Peel old tags to the commit/object they point to to avoid nested tags.
+    while IFS= read -r oldtag; do
+      # only proceed if the (filtered) repo still has this tag
+      git rev-parse -q --verify "refs/tags/$oldtag" >/dev/null || continue
+
+      peeled=$(git rev-parse -q --verify "${oldtag}^{}" || true)
+      [ -z "$peeled" ] && continue
+
+      ver="${oldtag#${d}-}"
+      newtag="v${ver}"
+
+      if git rev-parse -q --verify "refs/tags/$newtag" >/dev/null; then
+        echo "Tag exists, deleting old: $oldtag"
+        git tag -d "$oldtag" >/dev/null
+      else
+        # annotated tag with message equal to tag name (avoids interactive prompt)
+        git -c advice.nestedTag=false tag -a "$newtag" -m "$newtag" "$peeled"
+        git tag -d "$oldtag" >/dev/null
+        echo "Renamed: $oldtag -> $newtag  (at $peeled)"
+      fi
+    done < <(git tag -l "${d}-*")
+
+    # standalone: drop the monorepo remote that filter-repo rewired
+    git remote remove origin || true
+
+    echo "Done: $TARGET"
+  )
+done
+
+echo
+echo "All splits complete under: $DEST_PARENT"