anthropic support

.changeset/mean-cherries-compare.md

apps/docs/docs/api/classes/Anthropic.md

apps/docs/docs/api/classes/LlamaDeuce.md

apps/docs/docs/api/classes/OpenAI.md

apps/docs/docs/api/enums/DeuceChatStrategy.md

apps/docs/docs/api/interfaces/ChatMessage.md

apps/docs/docs/api/interfaces/ChatResponse.md

apps/docs/docs/api/interfaces/LLM.md

apps/docs/docs/api/interfaces/ServiceContextOptions.md

apps/docs/docs/api/modules.md

apps/simple/anthropic.ts

apps/simple/vectorIndexAnthropic.ts

apps/simple/vectorIndexGPT4.ts

examples/anthropic.ts

examples/vectorIndexAnthropic.ts

examples/vectorIndexGPT4.ts

package.json

packages/core/package.json

packages/core/src/ServiceContext.ts

packages/core/src/llm/LLM.ts