catzconnect 1.0.0

Secure, minimal SDK for sending encrypted communication requests to the CatzConnect API
Documentation 
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use thiserror::Error;

#[derive(Debug, Error)]
pub enum CatzError {
    #[error("Missing environment variable: {0}")]
    MissingEnv(String),

    #[error("Invalid key length — expected 32 bytes, got {0}")]
    InvalidKeyLength(usize),

    #[error("Base64 decode error: {0}")]
    Base64(#[from] base64::DecodeError),

    #[error("JSON serialization error: {0}")]
    Json(#[from] serde_json::Error),

    #[error("Encryption failed")]
    EncryptionFailed,

    #[error("HTTP error: {0}")]
    Http(String),

    #[error("API error ({status}): {body}")]
    ApiError { status: u16, body: String },

    #[error("Validation error: {0}")]
    Validation(String),

    #[error("Unsupported combination: {0}.{1}.{2}")]
    UnsupportedCombination(String, String, String),
}