chore(release): merge v0.9.0-stewardship into v0.8.54

Includes Paulo's command parity and Gherkin E2E harnesses,
HUQIANTAO's concurrency/security fixes, LeoAlex0's runtime_prompt
slim, reidliu41's hotbar persistence, HarmonyOS scaffolding,
Whaleflow foundation crate, and all v0.9.0 stabilization work.

Cargo.toml

@@ -15,6 +15,7 @@ members = [
     "crates/tools",
     "crates/tui",
     "crates/tui-core",
+    "crates/whaleflow",
 ]
 default-members = ["crates/cli", "crates/app-server", "crates/tui"]
 resolver = "2"
@@ -38,7 +39,8 @@ chrono = { version = "0.4.43", features = ["serde"] }
 clap = { version = "4.5.54", features = ["derive"] }
 clap_complete = "4.5"
 dirs = "6.0.0"
-reqwest = { version = "0.13.1", default-features = false, features = ["json", "rustls", "socks"] }
+reqwest = { version = "0.13.1", default-features = false, features = ["json", "rustls-no-provider", "socks"] }
+rustls = { version = "0.23.36", default-features = false, features = ["ring", "std", "tls12"] }
 rusqlite = { version = "0.32.1", features = ["bundled"] }
 serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.149"