Merge pull request 'Implement restructuring' (#2) from feature/1-restructure-the-project-so-the-core-passport-functionality-is-a-library-crate into main

Reviewed-on: http://git.sharenet.sh/devteam/sharenet_passport_creator/pulls/2

Cargo.lock

@@ -632,16 +632,13 @@ dependencies = [
 name = "sharenet-passport"
 version = "0.1.0"
 dependencies = [
- "assert_matches",
  "bip39",
  "chacha20poly1305",
- "clap",
  "ed25519-dalek",
  "hex",
  "hkdf",
  "rand",
  "rand_core",
- "rpassword",
  "serde",
  "serde_cbor",
  "sha2",
@@ -650,6 +647,18 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "sharenet-passport-cli"
+version = "0.1.0"
+dependencies = [
+ "assert_matches",
+ "clap",
+ "hex",
+ "rpassword",
+ "sharenet-passport",
+ "tempfile",
+]
+
 [[package]]
 name = "signature"
 version = "2.2.0"

Cargo.toml

@@ -1,9 +1,12 @@
-[package]
+[workspace]
-name = "sharenet-passport"
+members = [
-version = "0.1.0"
+    "libs/sharenet-passport",
-edition = "2021"
+    "sharenet-passport-cli"
+]
+resolver = "2"
 
-[dependencies]
+[workspace.dependencies]
+# Common dependencies shared across workspace members
 bip39 = "2.1"
 ed25519-dalek = { version = "2.1", features = ["serde"] }
 chacha20poly1305 = "0.10"
@@ -13,13 +16,8 @@ rand = "0.8"
 rand_core = "0.6"
 serde = { version = "1.0", features = ["derive"] }
 serde_cbor = "0.11"
-clap = { version = "4.4", features = ["derive"] }
 thiserror = "1.0"
 zeroize = { version = "1.7", features = ["zeroize_derive"] }
+hex = "0.4"
+clap = { version = "4.4", features = ["derive"] }
 rpassword = "7.2"
-hex = "0.4"
-
-[dev-dependencies]
-assert_matches = "1.5"
-hex = "0.4"
-tempfile = "3.8"

README.md

@@ -24,7 +24,7 @@ cd sharenet_passport_creator
 cargo build --release
 
 # Run the CLI
-./target/release/sharenet-passport --help
+./target/release/sharenet-passport-cli-cli --help
 ```
 
 ## Usage Guide
@@ -34,7 +34,7 @@ cargo build --release
 Create a new Sharenet Passport with a secure recovery phrase:
 
 ```bash
-./target/release/sharenet-passport create my-passport.spf
+./target/release/sharenet-passport-cli create --output my-passport.spf
 ```
 
 You'll be prompted to:
@@ -54,7 +54,7 @@ The tool will then:
 If you have a 24-word recovery phrase, you can import it to create a new .spf file:
 
 ```bash
-./target/release/sharenet-passport import-recovery recovered-passport.spf
+./target/release/sharenet-passport-cli import-recovery --output recovered-passport.spf
 ```
 
 You'll be prompted to:
@@ -67,10 +67,10 @@ Import an existing .spf file (useful for re-encryption or verification):
 
 ```bash
 # Import without re-encryption
-./target/release/sharenet-passport import-file existing.spf
+./target/release/sharenet-passport-cli import-file existing.spf
 
 # Import and re-encrypt to new file
-./target/release/sharenet-passport import-file existing.spf new-passport.spf
+./target/release/sharenet-passport-cli import-file existing.spf --output new-passport.spf
 ```
 
 You'll be prompted for the access password of the existing file.
@@ -80,7 +80,7 @@ You'll be prompted for the access password of the existing file.
 Export a passport with a new access password:
 
 ```bash
-./target/release/sharenet-passport export old-passport.spf new-passport.spf
+./target/release/sharenet-passport-cli export old-passport.spf --output new-passport.spf
 ```
 
 You'll be prompted to:
@@ -92,7 +92,7 @@ You'll be prompted to:
 Display information about a .spf file:
 
 ```bash
-./target/release/sharenet-passport info my-passport.spf
+./target/release/sharenet-passport-cli info my-passport.spf
 ```
 
 Shows:
@@ -105,7 +105,7 @@ Shows:
 Sign a message using your passport's private key:
 
 ```bash
-./target/release/sharenet-passport sign my-passport.spf "Hello, Sharenet!"
+./target/release/sharenet-passport-cli sign my-passport.spf "Hello, Sharenet!"
 ```
 
 Output includes:
@@ -144,17 +144,30 @@ Your 24-word recovery phrase is the master key to your identity:
 ### Running Tests
 
 ```bash
-cargo test
+# Run tests for all workspace crates
+cargo test --workspace
+
+# Run tests for specific crates
+cargo test -p sharenet-passport      # Library crate tests
+cargo test -p sharenet-passport-cli  # CLI crate tests
 ```
 
 ### Project Structure
 
 ```
-src/
+sharenet_passport_creator/
-├── domain/           # Core entities and traits
+├── libs/
-├── application/      # Use cases and business logic
+│   └── sharenet-passport/     # Core library crate
-├── infrastructure/   # Crypto and storage implementations
+│       ├── src/
-└── cli/             # Command-line interface
+│       │   ├── domain/        # Core entities and traits
+│       │   ├── application/   # Use cases and business logic
+│       │   └── infrastructure/ # Crypto and storage implementations
+│       └── Cargo.toml
+├── sharenet-passport-cli/     # CLI crate
+│   ├── src/
+│   │   └── cli/              # Command-line interface
+│   └── Cargo.toml
+└── Cargo.toml                # Workspace configuration
 ```
 
 ### Architecture

libs/sharenet-passport/Cargo.toml

@@ -0,0 +1,37 @@
+[package]
+name = "sharenet-passport"
+version = "0.1.0"
+edition = "2021"
+description = "Core library for Sharenet Passport creation and management"
+authors = ["Your Name <your.email@example.com>"]
+license = "MIT OR Apache-2.0"
+repository = "https://git.sharenet.sh/your-org/sharenet-passport"
+
+[dependencies]
+bip39 = "2.1"
+ed25519-dalek = { version = "2.1", features = ["serde"] }
+chacha20poly1305 = "0.10"
+hkdf = "0.12"
+sha2 = "0.10"
+rand = "0.8"
+rand_core = "0.6"
+serde = { version = "1.0", features = ["derive"] }
+serde_cbor = "0.11"
+thiserror = "1.0"
+zeroize = { version = "1.7", features = ["zeroize_derive"] }
+hex = "0.4"
+
+[lib]
+crate-type = ["cdylib", "rlib"]  # Support both native and WASM
+
+[features]
+default = ["std"]
+std = []  # Standard library support
+alloc = []  # No-std with alloc support
+wasm = ["alloc"]  # WASM target support
+
+[dev-dependencies]
+tempfile = "3.8"
+
+[publish]
+registry = "sharenet"

libs/sharenet-passport/src/application/error.rs

@@ -5,10 +5,6 @@ pub enum ApplicationError {
     #[error("Use case error: {0}")]
     UseCaseError(String),
 
-    #[error("Invalid input: {0}")]
-    InvalidInput(String),
-
-
     #[error("Domain error: {0}")]
     DomainError(#[from] crate::domain::error::DomainError),
 }

libs/sharenet-passport/src/application/mod.rs

@@ -2,4 +2,4 @@ pub mod use_cases;
 pub mod error;
 
 #[cfg(test)]
-pub mod use_cases_test;
+mod use_cases_test;

libs/sharenet-passport/src/domain/error.rs

@@ -2,12 +2,15 @@ use thiserror::Error;
 
 #[derive(Error, Debug)]
 pub enum DomainError {
+    #[error("Cryptographic error: {0}")]
+    CryptographicError(String),
+
     #[error("Invalid mnemonic: {0}")]
     InvalidMnemonic(String),
 
     #[error("Invalid file format: {0}")]
     InvalidFileFormat(String),
 
-    #[error("Cryptographic error: {0}")]
+    #[error("File operation failed: {0}")]
-    CryptographicError(String),
+    FileOperationError(String),
 }

libs/sharenet-passport/src/domain/mod.rs

@@ -3,4 +3,4 @@ pub mod traits;
 pub mod error;
 
 #[cfg(test)]
-pub mod entities_test;
+mod entities_test;

libs/sharenet-passport/src/infrastructure/crypto_test.rs

@@ -2,6 +2,8 @@
 mod tests {
     use super::*;
     use crate::domain::entities::*;
+    use crate::domain::traits::{MnemonicGenerator, KeyDeriver, FileEncryptor};
+    use crate::{Bip39MnemonicGenerator, Ed25519KeyDeriver, XChaCha20FileEncryptor};
 
     #[test]
     fn test_bip39_generator_creates_valid_mnemonic() {
@@ -54,9 +56,10 @@ mod tests {
     #[test]
     fn test_file_encryptor_round_trip() {
         let encryptor = XChaCha20FileEncryptor;
+        let key_deriver = Ed25519KeyDeriver;
 
-        let seed = Seed::new(vec![1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]);
+        let seed = Seed::new(vec![1; 32]);
-        let public_key = PublicKey(vec![1; 32]);
+        let (public_key, _) = key_deriver.derive_from_seed(&seed).unwrap();
         let did = Did::new(&public_key);
         let password = "test-password";
 

libs/sharenet-passport/src/infrastructure/mod.rs

@@ -0,0 +1,15 @@
+#[cfg(feature = "std")]
+pub mod crypto;
+#[cfg(feature = "std")]
+pub mod storage;
+
+#[cfg(feature = "std")]
+pub use crypto::{Bip39MnemonicGenerator, Ed25519KeyDeriver, XChaCha20FileEncryptor};
+#[cfg(feature = "std")]
+pub use storage::FileSystemStorage;
+
+#[cfg(all(test, feature = "std"))]
+mod crypto_test;
+
+#[cfg(all(test, feature = "std"))]
+mod storage_test;

libs/sharenet-passport/src/infrastructure/storage_test.rs

@@ -2,6 +2,8 @@
 mod tests {
     use super::*;
     use tempfile::NamedTempFile;
+    use crate::domain::traits::FileStorage;
+    use crate::{FileSystemStorage, PassportFile};
 
     #[test]
     fn test_file_storage_round_trip() {

libs/sharenet-passport/src/lib.rs

@@ -0,0 +1,29 @@
+//! Sharenet Passport Core Library
+//!
+//! This library provides core functionality for creating, managing, and verifying
+//! Sharenet Passports using the .spf file format.
+
+pub mod domain;
+pub mod application;
+pub mod infrastructure;
+
+// Public API surface
+pub use domain::entities::{Passport, RecoveryPhrase, PassportFile, PublicKey, PrivateKey, Did, Seed};
+pub use domain::traits::{MnemonicGenerator, KeyDeriver, FileEncryptor, FileStorage};
+pub use domain::error::DomainError;
+
+pub use application::use_cases::{
+    CreatePassportUseCase,
+    ImportFromRecoveryUseCase,
+    ImportFromFileUseCase,
+    ExportPassportUseCase,
+    SignCardUseCase
+};
+pub use application::error::ApplicationError;
+
+pub use infrastructure::{
+    Bip39MnemonicGenerator,
+    Ed25519KeyDeriver,
+    XChaCha20FileEncryptor,
+    FileSystemStorage
+};

sharenet-passport-cli/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "sharenet-passport-cli"
+version = "0.1.0"
+edition = "2021"
+description = "CLI interface for Sharenet Passport"
+authors = ["Your Name <your.email@example.com>"]
+
+[dependencies]
+sharenet-passport = { path = "../libs/sharenet-passport" }
+clap = { version = "4.4", features = ["derive"] }
+rpassword = "7.2"
+hex = "0.4"
+
+[dev-dependencies]
+assert_matches = "1.5"
+tempfile = "3.8"

sharenet-passport-cli/src/cli/interface.rs

@@ -0,0 +1,163 @@
+use sharenet_passport::{
+    application::use_cases::*,
+    infrastructure::*,
+    ApplicationError,
+    FileStorage,
+};
+use rpassword::prompt_password;
+use hex;
+
+pub struct CliInterface;
+
+impl CliInterface {
+    pub fn new() -> Self {
+        Self
+    }
+
+    pub fn handle_create(&self, output: &str) -> Result<(), ApplicationError> {
+        let password = prompt_password("Enter password for new passport: ").unwrap();
+        let confirm_password = prompt_password("Confirm password: ").unwrap();
+
+        if password != confirm_password {
+            return Err(ApplicationError::UseCaseError("Passwords do not match".to_string()));
+        }
+
+        let use_case = CreatePassportUseCase::new(
+            Bip39MnemonicGenerator,
+            Ed25519KeyDeriver,
+            XChaCha20FileEncryptor,
+            FileSystemStorage,
+        );
+
+        let (passport, recovery_phrase) = use_case.execute(&password, output)?;
+
+        println!("✅ Passport created successfully!");
+        println!("📄 Saved to: {}", output);
+        println!("🔑 Public Key: {}", hex::encode(&passport.public_key().0));
+        println!("🆔 DID: {}", passport.did().as_str());
+        println!("\n📝 IMPORTANT: Save your recovery phrase in a secure location!");
+        println!("Recovery phrase: {}", recovery_phrase.to_string());
+
+        Ok(())
+    }
+
+    pub fn handle_import_recovery(&self, output: &str) -> Result<(), ApplicationError> {
+        println!("Enter your 24-word recovery phrase:");
+        let mut recovery_words = Vec::new();
+
+        for i in 1..=24 {
+            let word = prompt_password(&format!("Word {}: ", i)).unwrap();
+            recovery_words.push(word);
+        }
+
+        let password = prompt_password("Enter new password for passport file: ").unwrap();
+        let confirm_password = prompt_password("Confirm password: ").unwrap();
+
+        if password != confirm_password {
+            return Err(ApplicationError::UseCaseError("Passwords do not match".to_string()));
+        }
+
+        let use_case = ImportFromRecoveryUseCase::new(
+            Bip39MnemonicGenerator,
+            Ed25519KeyDeriver,
+            XChaCha20FileEncryptor,
+            FileSystemStorage,
+        );
+
+        let passport = use_case.execute(&recovery_words, &password, output)?;
+
+        println!("✅ Passport imported successfully!");
+        println!("📄 Saved to: {}", output);
+        println!("🔑 Public Key: {}", hex::encode(&passport.public_key().0));
+        println!("🆔 DID: {}", passport.did().as_str());
+
+        Ok(())
+    }
+
+    pub fn handle_import_file(&self, input: &str, output: Option<&str>) -> Result<(), ApplicationError> {
+        let password = prompt_password("Enter password for passport file: ").unwrap();
+
+        let use_case = ImportFromFileUseCase::new(
+            XChaCha20FileEncryptor,
+            FileSystemStorage,
+        );
+
+        let passport = use_case.execute(input, &password, output)?;
+
+        println!("✅ Passport imported successfully!");
+        if let Some(output_path) = output {
+            println!("📄 Re-encrypted to: {}", output_path);
+        }
+        println!("🔑 Public Key: {}", hex::encode(&passport.public_key().0));
+        println!("🆔 DID: {}", passport.did().as_str());
+
+        Ok(())
+    }
+
+    pub fn handle_export(&self, input: &str, output: &str) -> Result<(), ApplicationError> {
+        let password = prompt_password("Enter password for passport file: ").unwrap();
+        let new_password = prompt_password("Enter new password for exported file: ").unwrap();
+        let confirm_password = prompt_password("Confirm new password: ").unwrap();
+
+        if new_password != confirm_password {
+            return Err(ApplicationError::UseCaseError("Passwords do not match".to_string()));
+        }
+
+        // First import to get the passport
+        let import_use_case = ImportFromFileUseCase::new(
+            XChaCha20FileEncryptor,
+            FileSystemStorage,
+        );
+
+        let passport = import_use_case.execute(input, &password, None)?;
+
+        // Then export with new password
+        let export_use_case = ExportPassportUseCase::new(
+            XChaCha20FileEncryptor,
+            FileSystemStorage,
+        );
+
+        export_use_case.execute(&passport, &new_password, output)?;
+
+        println!("✅ Passport exported successfully!");
+        println!("📄 Saved to: {}", output);
+
+        Ok(())
+    }
+
+    pub fn handle_info(&self, file: &str) -> Result<(), ApplicationError> {
+        let passport_file = FileSystemStorage.load(file)
+            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to load file: {}", e)))?;
+
+        println!("📄 Passport File Information:");
+        println!("  File: {}", file);
+        println!("  Version: {}", passport_file.version);
+        println!("  Created: {}", passport_file.created_at);
+        println!("  DID: {}", passport_file.did);
+        println!("  Public Key: {}", hex::encode(&passport_file.public_key));
+        println!("  KDF: {}", passport_file.kdf);
+        println!("  Cipher: {}", passport_file.cipher);
+
+        Ok(())
+    }
+
+    pub fn handle_sign(&self, file: &str, message: &str) -> Result<(), ApplicationError> {
+        let password = prompt_password("Enter password for passport file: ").unwrap();
+
+        let import_use_case = ImportFromFileUseCase::new(
+            XChaCha20FileEncryptor,
+            FileSystemStorage,
+        );
+
+        let passport = import_use_case.execute(file, &password, None)?;
+
+        let sign_use_case = SignCardUseCase::new();
+        let signature = sign_use_case.execute(&passport, message)?;
+
+        println!("✅ Message signed successfully!");
+        println!("📝 Message: {}", message);
+        println!("🔏 Signature: {}", hex::encode(&signature));
+
+        Ok(())
+    }
+}

sharenet-passport-cli/src/main.rs

@@ -1,15 +1,11 @@
-mod application;
 mod cli;
-mod domain;
-mod infrastructure;
 
 use clap::Parser;
 
 use crate::cli::commands::{Cli, Commands};
 use crate::cli::interface::CliInterface;
-use crate::application::error::ApplicationError;
 
-fn main() -> Result<(), ApplicationError> {
+fn main() -> Result<(), Box<dyn std::error::Error>> {
     let cli = Cli::parse();
     let interface = CliInterface::new();
 

src/cli/interface.rs

@@ -1,216 +0,0 @@
-use std::io::{self, Write};
-
-use crate::application::use_cases::*;
-use crate::application::error::ApplicationError;
-use crate::infrastructure::crypto::{Bip39MnemonicGenerator, Ed25519KeyDeriver, XChaCha20FileEncryptor};
-use crate::infrastructure::storage::FileSystemStorage;
-
-pub struct CliInterface {
-    mnemonic_generator: Bip39MnemonicGenerator,
-    key_deriver: Ed25519KeyDeriver,
-    file_encryptor: XChaCha20FileEncryptor,
-    file_storage: FileSystemStorage,
-}
-
-impl CliInterface {
-    pub fn new() -> Self {
-        Self {
-            mnemonic_generator: Bip39MnemonicGenerator,
-            key_deriver: Ed25519KeyDeriver,
-            file_encryptor: XChaCha20FileEncryptor,
-            file_storage: FileSystemStorage,
-        }
-    }
-
-    pub fn prompt_password(&self) -> Result<String, ApplicationError> {
-        print!("Enter Access Password: ");
-        io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-        let password = rpassword::read_password()
-            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read password: {}", e)))?;
-
-        print!("Confirm Access Password: ");
-        io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-        let password_confirm = rpassword::read_password()
-            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read password: {}", e)))?;
-
-        if password != password_confirm {
-            return Err(ApplicationError::InvalidInput("Passwords do not match".to_string()));
-        }
-
-        if password.is_empty() {
-            return Err(ApplicationError::InvalidInput("Password cannot be empty".to_string()));
-        }
-
-        Ok(password)
-    }
-
-    pub fn prompt_recovery_phrase(&self) -> Result<Vec<String>, ApplicationError> {
-        println!("Enter your 24-word Recovery Phrase (one word per line):");
-
-        let mut words = Vec::new();
-        for i in 1..=24 {
-            print!("Word {}: ", i);
-            io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-            let mut word = String::new();
-            io::stdin().read_line(&mut word)
-                .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read input: {}", e)))?;
-
-            let word = word.trim().to_string();
-            if word.is_empty() {
-                return Err(ApplicationError::InvalidInput(format!("Word {} cannot be empty", i)));
-            }
-            words.push(word);
-        }
-
-        Ok(words)
-    }
-
-    pub fn handle_create(&self, output_path: &str) -> Result<(), ApplicationError> {
-        let password = self.prompt_password()?;
-
-        let use_case = CreatePassportUseCase::new(
-            self.mnemonic_generator.clone(),
-            self.key_deriver.clone(),
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        let (passport, recovery_phrase) = use_case.execute(&password, output_path)?;
-
-        println!("\n✅ Passport created successfully!");
-        println!("\n📄 Passport saved to: {}", output_path);
-        println!("\n🔑 Your DID: {}", passport.did().as_str());
-        println!("\n📝 Your 24-word Recovery Phrase:");
-        println!("{}", recovery_phrase.to_string());
-        println!("\n⚠️  IMPORTANT: Store this Recovery Phrase securely offline!");
-        println!("   It can regenerate your identity if you lose access.");
-
-        Ok(())
-    }
-
-    pub fn handle_import_recovery(&self, output_path: &str) -> Result<(), ApplicationError> {
-        let recovery_words = self.prompt_recovery_phrase()?;
-        let password = self.prompt_password()?;
-
-        let use_case = ImportFromRecoveryUseCase::new(
-            self.mnemonic_generator.clone(),
-            self.key_deriver.clone(),
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        let passport = use_case.execute(&recovery_words, &password, output_path)?;
-
-        println!("\n✅ Passport imported successfully!");
-        println!("\n📄 Passport saved to: {}", output_path);
-        println!("\n🔑 Your DID: {}", passport.did().as_str());
-
-        Ok(())
-    }
-
-    pub fn handle_import_file(&self, input_path: &str, output_path: Option<&str>) -> Result<(), ApplicationError> {
-        print!("Enter Access Password for {}: ", input_path);
-        io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-        let password = rpassword::read_password()
-            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read password: {}", e)))?;
-
-        let use_case = ImportFromFileUseCase::new(
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        let passport = use_case.execute(input_path, &password, output_path)?;
-
-        println!("\n✅ Passport imported successfully!");
-        println!("\n🔑 Your DID: {}", passport.did().as_str());
-
-        if let Some(output_path) = output_path {
-            println!("\n📄 Re-encrypted passport saved to: {}", output_path);
-        }
-
-        Ok(())
-    }
-
-    pub fn handle_export(&self, input_path: &str, output_path: &str) -> Result<(), ApplicationError> {
-        print!("Enter Access Password for {}: ", input_path);
-        io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-        let password = rpassword::read_password()
-            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read password: {}", e)))?;
-
-        let new_password = self.prompt_password()?;
-
-        // Load the passport first
-        let import_use_case = ImportFromFileUseCase::new(
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        let passport = import_use_case.execute(input_path, &password, None)?;
-
-        // Export with new password
-        let export_use_case = ExportPassportUseCase::new(
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        export_use_case.execute(&passport, &new_password, output_path)?;
-
-        println!("\n✅ Passport exported successfully!");
-        println!("\n📄 New passport saved to: {}", output_path);
-
-        Ok(())
-    }
-
-    pub fn handle_info(&self, file_path: &str) -> Result<(), ApplicationError> {
-        print!("Enter Access Password for {}: ", file_path);
-        io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-        let password = rpassword::read_password()
-            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read password: {}", e)))?;
-
-        let use_case = ImportFromFileUseCase::new(
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        let passport = use_case.execute(file_path, &password, None)?;
-
-        println!("\n📋 Passport Information:");
-        println!("🔑 DID: {}", passport.did().as_str());
-        println!("🔐 Public Key: {}", hex::encode(passport.public_key().0.clone()));
-        println!("📄 Source: {}", file_path);
-
-        Ok(())
-    }
-
-    pub fn handle_sign(&self, file_path: &str, message: &str) -> Result<(), ApplicationError> {
-        print!("Enter Access Password for {}: ", file_path);
-        io::stdout().flush().map_err(|e| ApplicationError::UseCaseError(format!("Failed to flush stdout: {}", e)))?;
-
-        let password = rpassword::read_password()
-            .map_err(|e| ApplicationError::UseCaseError(format!("Failed to read password: {}", e)))?;
-
-        let use_case = ImportFromFileUseCase::new(
-            self.file_encryptor.clone(),
-            self.file_storage.clone(),
-        );
-
-        let passport = use_case.execute(file_path, &password, None)?;
-
-        // Sign the message using the SignCardUseCase
-        let sign_use_case = SignCardUseCase::new();
-        let signature = sign_use_case.execute(&passport, message)?;
-
-        println!("\n✅ Message signed successfully!");
-        println!("📝 Message: {}", message);
-        println!("🔐 Signature: {}", hex::encode(&signature));
-        println!("🔑 Public Key: {}", hex::encode(passport.public_key().0.clone()));
-
-        Ok(())
-    }
-}

src/infrastructure/mod.rs

@@ -1,2 +0,0 @@
-pub mod crypto;
-pub mod storage;