Add assistant streaming, model catalog, and one-shot models (#113)

* feat(assistant): add streaming and model utilities

* fix(assistant): satisfy clippy stream callback

Author: Microck

Cargo.lock

@@ -28,7 +28,8 @@ clap_complete = "4.6.5"
 cliclack = "0.5.4"
 console = "0.16.3"
 ctrlc = "3.5.2"
-reqwest = { version = "0.12.15", default-features = false, features = ["brotli", "deflate", "gzip", "json", "multipart", "rustls-tls"] }
+reqwest = { version = "0.12.15", default-features = false, features = ["brotli", "deflate", "gzip", "json", "multipart", "rustls-tls", "stream"] }
+futures-util = "0.3.31"
 scraper = "0.27.0"
 serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.150"