Add jsonl files and use it to initiate falkordb

[kumaranvpl]

Why are these changes needed?

Related issue number

Closes #1019

Checks

• I've included any doc changes needed for https://docs.ag2.ai/. See https://docs.ag2.ai/docs/contributor-guide/documentation to build and test documentation locally.
• I've added tests (if relevant) corresponding to the changes introduced in this PR.
• I've made sure all auto checks have passed.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

❗ There is a different number of reports uploaded between BASE (bb8b41a) and HEAD (3dab04c). Click for more details.

HEAD has 632 uploads less than BASE

Flag	BASE (bb8b41a)	HEAD (3dab04c)
3.13	84	37
ubuntu-latest	138	72
commsagent-discord	7	0
optional-deps	137	0
browser-use	7	0
macos-latest	104	54
3.9	73	26
commsagent-slack	9	0
windows-latest	104	60
core-without-llm	9	1
3.11	62	49
3.10	92	41
commsagent-telegram	9	0
3.12	35	33
jupyter-executor	9	0
retrievechat-pgvector	10	3
graph-rag-falkor-db	6	0
retrievechat-qdrant	11	5
retrievechat-mongodb	10	3
twilio	9	0
anthropic	16	15
retrievechat	10	5
interop	13	0
core-llm	3	0
deepseek	1	0
openai	1	0
integration	12	0
crawl4ai	13	0
docs	6	0
interop-crewai	9	0
interop-langchain	9	0
websockets	9	0
interop-pydantic-ai	9	0

see 49 files with indirect coverage changes