This PR adds the general structure for filtering the extensions list by
what the extensions provide.
Currently flagged for Zed staff until we get some design direction on
how best to present the filter.
Release Notes:
- N/A
This PR adds the ability to filter extension results from the extension
API by the features that they provide.
For instance, to filter down just to extensions that provide icon
themes:
```
https://api.zed.dev/extensions?provides=icon-themes
```
Release Notes:
- N/A
This PR updates the Zed extension CLI with support for populating the
`provides` field in the generated extension manifest.
This field will contain the set of features that the extension provides.
For example:
```
"provides": ["themes", "icon-themes"]
```
Release Notes:
- N/A
* Store extensions versions' wasm API version in the database
* Share a common struct for extension API responses between collab and
client
* Add wasm API version and schema version to extension API responses
Release Notes:
- N/A
Co-authored-by: Marshall <marshall@zed.dev>
