* Initial Rust snippets
* Update content for Rust
* Upgrade Rust to 1.94.0; test Edge code snippets against dev
* Temporarily test against Edge shim crate
* Move to EdgeShardConfig and EdgeVectorParams
* Add docs for payload indexing, filtering, facet(), and optimize()
* De-emphasize on-device use case
* Update link to Rust examples on Github
* Flattened API
* Switch to new/create and load to initialize shards
* Fixups for released packages
* Mention recover_partial_snapshot on method list
* Link to Github dev branch for examples
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Co-authored-by: xzfc <xzfcpw@gmail.com>
