docs: Update installation guide to use uv tool package manager (#2196)

* docs: add Qdrant vector search tool documentation

* Update installation docs to use uv and improve quickstart guide

* docs: improve installation instructions and add structured outputs video

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Co-authored-by: Brandon Hancock (bhancock_ai) <109994880+bhancockio@users.noreply.github.com>

Author: tonykipkemboi