feat(readme): upd after api changes

fix(examples): after merging streaming

feat(examples): replace gpt3.5 with gpt4o-mini (better and cheaper)

fix(t2t): remove unneeded hack with empty func def params

Merge pull request #11 from neurocult/experimental

Merge branch 'main' into experimental

Merge pull request #8 from weaviate-git-bot/main

Merge pull request #12 from nbox363/feat/image_to_text_model

docs: update image to text example

chore(deps): update go-openaiversion

feat(image to text): add model filed.

fix(openai): add rich format option

feat(t2e): dimensions

feat(openai:t2t): add shouldReturnJSON flag

chores(openai): simplify tool calls