build: add cargo-deb packaging metadata

feat: scaffold nani CLI + MCP server (#2)

Closes #1

Cargo.toml

@@ -21,6 +21,15 @@ thiserror = "2"
 rmcp = { version = "1", features = ["server", "macros", "transport-io"] }
 schemars = "1"
 
+# Debian packaging — `cargo deb`
+[package.metadata.deb]
+maintainer = "Saiden Tactical Systems <ops@saiden.dev>"
+copyright = "2026 Saiden Tactical Systems"
+section = "utils"
+priority = "optional"
+depends = "$auto, ca-certificates"
+extended-description = "nani — CLI and MCP server for config.saiden.dev secret management."
+
 [profile.release]
 strip = true
 lto = true