feature: initial version of a rust based init process for the initramfs

.gitignore

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+# Generated by Cargo
+/target/
+
+# Cargo.lock for binaries
+# Uncomment if this is a library
+# Cargo.lock
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# Build artifacts
+*.o
+*.a
+*.so
+
+# Debug files
+*.dSYM/

Cargo.toml

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+[package]
+name = "omnect-os-init"
+version = "0.1.0"
+edition = "2024"
+authors = ["omnect team"]
+description = "Rust-based init process for omnect-os initramfs"
+license = "MIT OR Apache-2.0"
+repository = "https://github.com/omnect/omnect-os-init"
+
+[lib]
+name = "omnect_os_init"
+path = "src/lib.rs"
+
+[[bin]]
+name = "omnect-os-init"
+path = "src/main.rs"
+
+[dependencies]
+# Error handling
+thiserror = { version = "2.0", default-features = false }
+
+# Serialization
+serde = { version = "1.0", default-features = false, features = ["derive"] }
+serde_json = { version = "1.0", default-features = false, features = ["std"] }
+
+# Syscalls (symlink, mount, reboot, etc.)
+nix = { version = "0.29", default-features = false, features = ["fs", "mount", "process", "reboot"] }
+
+# Logging
+log = { version = "0.4", default-features = false, features = ["std"] }
+
+[features]
+default = ["core"]
+core = []
+factory-reset = ["core"]
+flash-mode-1 = ["factory-reset"]
+flash-mode-2 = ["flash-mode-1"]
+flash-mode-3 = ["flash-mode-1"]
+persistent-var-log = ["core"]
+resize-data = ["core"]
+
+[profile.release]
+opt-level = "z"        # Optimize for size
+lto = true             # Link-time optimization
+codegen-units = 1      # Better optimization
+strip = true           # Strip symbols
+panic = "abort"        # Smaller panic handling
+
+[dev-dependencies]
+tempfile = { version = "3.20", default-features = false }