migration: add automate_migrate_Lts_DDS.sh to run clang-tidy and Strix (best-effort) inside Docker image\n\nCo-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

migration/automate_migrate_Lts_DDS.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+# automate_migrate_Lts_DDS.sh
+# Run inside migration Docker image (migration-pipeline:ubuntu22.04)
+# - Installs lightweight tooling (clang-tidy, clang-format, pip)
+# - Runs clang-tidy fixes (safe checks) over Lts/DDS
+# - Runs strix to generate tests for modified functions (if strix available)
+# - Commits changes incrementally
+
+REPO_DIR="/repo"
+MODULE="Lts/DDS"
+BUILD_DIR="/repo/build_migrate_Lts_DDS"
+
+echo "This script must run inside the migration image with network access. It will attempt to install tools and
+apply automated clang-tidy fixes. Review changes before pushing."
+
+apt-get update
+apt-get install -y --no-install-recommends clang-tidy clang-format python3-pip git || true
+
+# Install strix via pip if available (strix has a pip package 'strix' — fallback: clone usestrix/strix)
+if ! python3 -m pip show strix >/dev/null 2>&1; then
+  pip install --upgrade pip setuptools || true
+  if python3 -m pip install strix; then
+    echo "Installed strix via pip"
+  else
+    echo "strix pip install failed; cloning repository as fallback"
+    TMP=$(mktemp -d)
+    git clone --depth 1 https://github.com/usestrix/strix.git "$TMP" || true
+    if [ -d "$TMP" ]; then
+      pip install --upgrade "$TMP" || true
+    fi
+  fi
+fi
+
+# Run clang-tidy fixes (safe subset)
+# NOTE: This uses compile_commands from the build dir. Ensure build_migrate_Lts_DDS has been configured.
+if [ ! -f "${BUILD_DIR}/compile_commands.json" ]; then
+  echo "Configuring build dir to generate compile_commands.json"
+  mkdir -p "${BUILD_DIR}"
+  cd "${BUILD_DIR}"
+  cmake -S "${REPO_DIR}" -B "${BUILD_DIR}" -G Ninja -DCMAKE_PREFIX_PATH=/opt/Qt/6.8.3/gcc_64:/usr/local -DCMAKE_CXX_STANDARD=20 -DMIGRATE_MODULE=${MODULE} -DBUILD_TESTING=OFF
+  cd "${REPO_DIR}"
+fi
+
+# Safe checks: modernize-use-nullptr, modernize-loop-convert, readability-identifier-naming (no-apply)
+CHECKS="-checks=modernize-*,-modernize-use-trailing-return-type,-modernize-raw-string-literal" 
+
+# Run clang-tidy and auto-fix per file
+FILES=$(git ls-files "${MODULE}" | grep -E "\.(cpp|cc|cxx|h|hpp)$" || true)
+for f in $FILES; do
+  echo "Running clang-tidy on $f"
+  clang-tidy $f -p "${BUILD_DIR}" ${CHECKS} --format-style=file -fix -quiet || true
+done
+
+# Format changed files
+for f in $FILES; do
+  git ls-files -m | grep -q "^$f$" && clang-format -i "$f" || true
+done
+
+# Commit changes if any
+if [ -n "$(git status --porcelain)" ]; then
+  git add ${MODULE}
+  git commit -m "migrate(Lts/DDS): apply clang-tidy modernization fixes\n\nCo-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>" || true
+  echo "Committed automated clang-tidy fixes for ${MODULE}"
+else
+  echo "No changes from clang-tidy"
+fi
+
+# Attempt to run strix to produce tests (best-effort)
+if python3 -m strix --help >/dev/null 2>&1; then
+  echo "Running strix to generate tests (best-effort)"
+  # Example invocation: strix --target <binary> --out tests/
+  mkdir -p migration/strix-tests
+  # This is a placeholder; actual strix usage depends on build artifacts and symbols
+  echo "Stripe test generation placeholder: run strix manually against built binaries."
+else
+  echo "strix not available; skipping test generation"
+fi
+
+echo "Automated migration script finished. Review git status and run full builds."