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pub mod args; mod chunk; mod chunk_type; mod commands; mod error; pub mod png; pub use args::Commands::{Decode, Encode, Print, Remove}; pub use chunk::Chunk; pub use chunk_type::ChunkType; pub use commands::{decode, encode, print, remove}; pub use png::Png; pub const BYTE_SIZE: usize = 4; pub use error::{Error, Result};