feat: basic functionality

Cargo.toml

@@ -1,6 +1,48 @@
 [package]
 name = "ecr"
 version = "0.1.0"
-edition = "2024"
+edition = "2021"
+rust-version = "1.77"
+description = "Enter chroot environments with Linux namespaces"
+license = "MIT"
+authors = ["Valentin Haudiquet"]
 
 [dependencies]
+# CLI parsing
+clap = { version = "4", features = ["derive", "env"] }
+
+# Config parsing
+serde = { version = "1", features = ["derive"] }
+serde_yaml = "0.9"
+
+# HTTP downloads
+reqwest = { version = "0.13", features = ["blocking", "stream"] }
+
+# Tarball extraction
+tar = "0.4"
+flate2 = "1"
+xz2 = "0.1"
+zstd = "0.13"
+
+# Unix syscall bindings
+nix = { version = "0.31", features = ["fs", "mount", "sched", "signal", "user", "process", "hostname"] }
+
+# Temp directories
+tempfile = "3"
+
+# Error handling
+anyhow = "1"
+
+# Utilities
+dirs = "6"
+tokio = { version = "1", features = ["rt-multi-thread", "macros", "io-util"] }
+futures-util = "0.3"
+indicatif = "0.18"
+serde_json = "1"
+libc = "0.2"
+users = "0.11"
+
+[profile.release]
+strip = true
+opt-level = "z"
+lto = true