feat: initial PSG Launcher scaffold

src-tauri/Cargo.toml

@@ -0,0 +1,60 @@
+[package]
+name = "psg-launcher"
+version = "0.1.0"
+description = "PSG Launcher — all-in-one app launcher with signed OTA updates"
+authors = ["Bailey Taylor"]
+edition = "2021"
+rust-version = "1.77"
+
+[lib]
+name = "psg_launcher_lib"
+crate-type = ["staticlib", "cdylib", "rlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+# Tauri core + plugins
+tauri             = { version = "2", features = ["tray-icon"] }
+tauri-plugin-updater = "2"
+tauri-plugin-dialog  = "2"
+tauri-plugin-shell   = "2"
+tauri-plugin-process = "2"
+tauri-plugin-http    = "2"
+tauri-plugin-fs      = "2"
+
+# Serialisation
+serde      = { version = "1", features = ["derive"] }
+serde_json = "1"
+
+# Async runtime
+tokio = { version = "1", features = ["full"] }
+
+# Cryptography — manifest + package verification
+ed25519-dalek = "2"
+sha2          = "0.10"
+hex           = "0.4"
+base64        = "0.22"
+
+# HTTP client (rustls so we get TLS without OpenSSL system lib dep)
+reqwest = { version = "0.12", features = ["json", "rustls-tls"], default-features = false }
+
+# ZIP extraction for zip-type app installs
+zip = "2"
+
+# Error handling
+thiserror = "1"
+
+# Utilities
+chrono  = { version = "0.4", features = ["serde"] }
+semver  = { version = "1",   features = ["serde"] }
+dirs    = "5"
+log     = "0.4"
+env_logger = "0.11"
+
+[profile.release]
+opt-level     = "s"   # optimise for binary size
+lto           = true
+codegen-units = 1
+strip         = true
+panic         = "abort"