chore: move plugins to their own repos and drop the plugins folder

scripts/upgrade-check.sh

@@ -1,62 +0,0 @@
-#!/usr/bin/env bash
-# Upgrades the 2.8 fixture install to 2.9.0 on real Postgres and MySQL
-# servers and runs the same checks the SQLite upgrade test runs.
-#
-# Needs Docker and a built tree (npm run build). Run from anywhere:
-#   bash scripts/upgrade-check.sh            # both engines
-#   bash scripts/upgrade-check.sh postgres   # one engine
-set -euo pipefail
-
-ROOT="$(cd "$(dirname "$0")/.." && pwd)"
-COMPOSE=(docker compose -f "$ROOT/scripts/upgrade-check.compose.yml")
-TAG="release-2.8.0-tag"
-if [ "$#" -gt 0 ]; then
-  DIALECTS=("$@")
-else
-  DIALECTS=(postgres mysql)
-fi
-
-cd "$ROOT"
-
-if [ ! -f dist/plugins/snippets/dist/backend.js ]; then
-  echo "dist/plugins is missing. Run npm run build first." >&2
-  exit 1
-fi
-if ! git rev-parse -q --verify "refs/tags/$TAG" >/dev/null; then
-  echo "Tag $TAG is missing. Run git fetch --tags first." >&2
-  exit 1
-fi
-
-LEGACY="$(mktemp -d)"
-cleanup() {
-  "${COMPOSE[@]}" down -v >/dev/null 2>&1 || true
-  rm -rf "$LEGACY"
-}
-trap cleanup EXIT
-
-# 2.8's own drizzle migrations build the 2.8 schema on each server.
-git archive "$TAG" drizzle | tar -x -C "$LEGACY"
-
-"${COMPOSE[@]}" up -d --wait
-
-status=0
-for dialect in "${DIALECTS[@]}"; do
-  case "$dialect" in
-    postgres) url="postgres://termix:termix@127.0.0.1:55433/termix" ;;
-    mysql) url="mysql://root:termix@127.0.0.1:33307/termix" ;;
-    *)
-      echo "Unknown dialect $dialect (postgres or mysql)" >&2
-      exit 2
-      ;;
-  esac
-  echo
-  echo "== 2.8 to 2.9.0 on $dialect"
-  if ! TEST_DIALECT="$dialect" TEST_DATABASE_URL="$url" \
-    UPGRADE_LEGACY_MIGRATIONS_DIR="$LEGACY/drizzle" \
-    npx vitest run src/backend/tests/plugins/upgrade-fixture.test.ts \
-    --project backend; then
-    status=1
-  fi
-done
-
-exit "$status"