feat: NIP-AB device pairing — Phase 2 (desktop + mobile UI)

desktop/scripts/check-file-sizes.mjs

@@ -65,6 +65,9 @@ const overrides = new Map([
   ["src-tauri/src/huddle/preprocessing.rs", 670], // TTS text preprocessing pipeline + unified split_sentences + int_to_words 0-999999 + URL trailing punctuation preservation + 23 unit tests
   ["src-tauri/src/huddle/relay_api.rs", 510], // audio relay recv task + per-peer frame counting for remote human TTS interrupt
   ["src-tauri/src/huddle/tts.rs", 1030], // TTS pipeline + session warmup + cancel/shutdown handling + apply_fades + 18 unit tests for remote interrupt mechanism
+  ["src-tauri/src/commands/pairing.rs", 550], // NIP-AB pairing actor: 3 Tauri commands + background WS task + NIP-42 auth + event parsing helpers
+  ["src-tauri/src/lib.rs", 715], // +4 lines for PairingHandle managed state + 3 pairing command registrations
+  ["src/shared/api/tauri.ts", 1110], // +14 lines for 3 NIP-AB pairing command wrappers
 ]);
 
 async function walkFiles(directory) {

desktop/src-tauri/Cargo.toml

@@ -35,14 +35,16 @@ tauri-plugin-updater = "2"
 tauri-plugin-process = "2"
 infer = "0.19"
 hex = "0.4"
-tokio = { version = "1", features = ["fs", "sync", "rt"] }
+tokio = { version = "1", features = ["fs", "sync", "rt", "macros", "time"] }
 tokio-tungstenite = { version = "0.29", features = ["rustls-tls-webpki-roots"] }
 tokio-util = { version = "0.7", features = ["rt"] }
 futures-util = "0.3"
 opus = "0.3"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 nostr = "0.37"
+nostr-compat = { package = "nostr", version = "0.36" }
+zeroize = "1"
 reqwest = { version = "0.13", features = ["json", "query"] }
 url = "2"
 sprout-core = { path = "../../crates/sprout-core" }

desktop/src-tauri/src/commands/mod.rs

@@ -9,11 +9,12 @@ mod export_util;
 mod identity;
 mod media;
 mod messages;
+pub mod pairing;
 mod personas;
 mod profile;
 mod social;
 mod teams;
-mod tokens;
+pub mod tokens;
 mod workflows;
 
 pub use agent_discovery::*;
@@ -26,6 +27,7 @@ pub use dms::*;
 pub use identity::*;
 pub use media::*;
 pub use messages::*;
+pub use pairing::*;
 pub use personas::*;
 pub use profile::*;
 pub use social::*;