feat: move project from poetry to pdm, rewrite from scratch and add

basic `notebooks`, `edit` and `show` commands

tests/test_encryption.py

@@ -0,0 +1,54 @@
+from pyrage import decrypt, encrypt, x25519
+
+from halig.encryption import Encryptor
+from halig.settings import Settings
+
+
+def test_instance_encryptor_from_age_keys(halig_path, notebooks_path):
+    identity = x25519.Identity.generate()
+    identity_path = halig_path / "identity.key"
+    identity_path.touch()
+    recipient_path = halig_path / "recipient.key"
+    recipient_path.touch()
+    with identity_path.open("w") as f:
+        f.write(str(identity))
+
+    with recipient_path.open("w") as f:
+        f.write(str(identity.to_public()))
+
+    settings = Settings(
+        notebooks_root_path=notebooks_path,
+        identity_path=identity_path,
+        recipient_path=recipient_path,
+    )
+    assert Encryptor(settings)
+
+
+def test_encrypt(encryptor: Encryptor, ssh_identity):
+    unencrypted_data = "foo"
+    encrypted_data = encryptor.encrypt(unencrypted_data)
+
+    assert isinstance(encrypted_data, bytes)
+    assert unencrypted_data == decrypt(encrypted_data, [ssh_identity]).decode()
+
+
+def test_encrypt_bytes(encryptor: Encryptor, ssh_identity):
+    unencrypted_data = b"foo"
+    encrypted_data = encryptor.encrypt(unencrypted_data)
+
+    assert isinstance(encrypted_data, bytes)
+    assert unencrypted_data == decrypt(encrypted_data, [ssh_identity])
+
+
+def test_decrypt(encryptor: Encryptor, ssh_recipient):
+    unencrypted_data = "foo"
+    encrypted_data = encrypt(unencrypted_data.encode(), [ssh_recipient])
+    decrypted_data = encryptor.decrypt(encrypted_data)
+    assert decrypted_data.decode() == unencrypted_data
+
+
+def test_decrypt_bytes(encryptor: Encryptor, ssh_recipient):
+    unencrypted_data = b"foo"
+    encrypted_data = encrypt(unencrypted_data, [ssh_recipient])
+    decrypted_data = encryptor.decrypt(encrypted_data)
+    assert decrypted_data == unencrypted_data