fix(core): backward support for legacy typescript (#1257)

.github/workflows/test.yml

examples/readers/src/llamaparse-json.ts

package.json

packages/cloud/api/package.json

packages/cloud/package.json

packages/cloud/reader/package.json

packages/community/src/llm/bedrock/index.ts

packages/core/agent/package.json

packages/core/chat-engine/package.json

packages/core/decorator/package.json

packages/core/embeddings/package.json

packages/core/global/package.json

packages/core/indices/package.json

packages/core/llms/package.json

packages/core/memory/package.json

packages/core/node-parser/package.json

packages/core/objects/package.json

packages/core/package.json

packages/core/prompts/package.json

packages/core/query-engine/package.json