Initial Meterbox commit with boot disk usage metric.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/Cargo.toml

@@ -0,0 +1,35 @@
+[package]
+name = "meterbox"
+version = "0.1.0"
+edition = "2021"
+description = "Reusable host resource dashboard — collects and charts CPU, memory, and network usage"
+license = "MIT"
+
+[dependencies]
+axum = { version = "0.8", features = ["macros"] }
+tokio = { version = "1", features = ["full"] }
+tower-http = { version = "0.6", features = ["fs", "cors", "trace", "compression-gzip"] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+chrono = { version = "0.4", features = ["serde", "clock"] }
+rusqlite = { version = "0.32", features = ["bundled"] }
+sysinfo = "0.33"
+libc = "0.2"
+tracing = "0.1"
+tracing-subscriber = { version = "0.3", features = ["env-filter"] }
+anyhow = "1"
+clap = { version = "4", features = ["derive", "env"] }
+thiserror = "2"
+hostname = "0.4"
+reqwest = { version = "0.12", default-features = false, features = ["rustls-tls", "gzip", "brotli"] }
+argon2 = "0.5"
+password-hash = "0.5"
+rand = "0.8"
+sha2 = "0.10"
+hex = "0.4"
+uuid = { version = "1", features = ["v4"] }
+
+[profile.release]
+lto = true
+codegen-units = 1
+strip = true