feat: add update command to the CLI

README.md

@@ -111,7 +111,7 @@ Old sessions are automatically pruned on each `wake shell` start.
 
 Wake automatically summarizes command outputs using a local LLM (Qwen3-0.6B). Summaries appear in `wake_list_commands` output, helping Claude quickly understand what happened without reading full output.
 
-**Enabled by default.** On first run, the model (~468MB) downloads automatically.
+**Enabled by default.** On first run, the model (~380MB) downloads automatically.
 
 - **CPU-friendly** — The small model runs efficiently without a GPU
 - **Privacy** — All inference happens locally, nothing leaves your machine

crates/wake-cli/Cargo.toml

@@ -27,6 +27,12 @@ anyhow.workspace = true
 term_size.workspace = true
 libc.workspace = true
 
+# For update command
+reqwest = { version = "0.12", default-features = false, features = ["stream", "rustls-tls", "json"] }
+futures-util = "0.3"
+flate2 = "1"
+tar = "0.4"
+
 [dev-dependencies]
 tempfile = "3"
 rusqlite = { workspace = true }