Refactor chatbot logic for improved response accuracy

Author: parbhatkapila4

revert-last-commits.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+TARGET_BRANCH="main"
+
+NEWEST="c5a8b83"
+COMMIT2="fd1ad49"
+COMMIT3="e22337d"
+COMMIT4="58daa52"
+OLDEST="43e1623"
+
+if ! git rev-parse --is-inside-work-tree >/dev/null 2>&1; then
+  echo "ERROR: not inside a git repository. Abort."
+  exit 1
+fi
+
+if ! git diff --quiet || ! git diff --staged --quiet; then
+  echo "ERROR: working tree not clean. Please commit/stash changes before running this script."
+  git status --porcelain
+  exit 1
+fi
+
+git fetch origin
+git checkout "${TARGET_BRANCH}"
+git pull --ff-only origin "${TARGET_BRANCH}"
+
+BACKUP="backup-before-revert-$(date +%s)"
+git branch "${BACKUP}"
+git push -u origin "${BACKUP}"
+echo "Created backup branch: ${BACKUP} (pushed to origin)."
+
+echo
+echo "The following commits will be reverted (newest -> oldest):"
+git --no-pager log --oneline --max-count=10 "${OLDEST}^..${NEWEST}"
+echo
+echo "Performing git revert --no-commit ${OLDEST}^..${NEWEST} ..."
+if ! git revert --no-commit "${OLDEST}^..${NEWEST}"; then
+  echo "Revert command failed (likely conflicts)."
+  echo "Resolve conflicts manually, then run:"
+  echo "  git add <fixed-files>"
+  echo "  git commit -m 'Revert recent problematic commits (manual conflict resolution)'"
+  echo "  git push origin ${TARGET_BRANCH}"
+  echo "If you want to abort, run: git reset --hard ${BACKUP}"
+  exit 2
+fi
+
+echo
+echo "Staged revert changes ready to commit. Showing git status and staged diff summary:"
+git status --short
+git --no-pager diff --staged --name-only | sed -n '1,200p'
+echo
+
+REVERT_MSG="Revert commits ${OLDEST}..${NEWEST} — roll back changes from last 24h"
+git commit -m "${REVERT_MSG}"
+
+git push origin "${TARGET_BRANCH}"
+
+echo
+echo "✅ Revert committed and pushed to origin/${TARGET_BRANCH}."
+echo "Backup branch retained as ${BACKUP}."
+echo
+echo "Verify with: git log --oneline --decorate --graph --max-count=20"
+echo "To restore backup: git reset --hard ${BACKUP}; git push --force-with-lease origin ${TARGET_BRANCH}"