Update file filters to accept both .ts and .js files, so the bot
works both in development (with ts-node) and production (compiled).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Move typescript from devDependencies to dependencies so it's
available in the Docker container during build.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>