chore: import upstream snapshot with attribution

2026-07-13 13:31:35 +08:00
commit c275ba2868
13613 changed files with 2980806 additions and 0 deletions
@@ -0,0 +1,51 @@
+# pip install PyJWT
+
+# create a token
+import jwt
+from jwt.exceptions import ExpiredSignatureError, InvalidTokenError
+import datetime
+
+# Secret key used to sign the JWT
+secret_key = 'your-secret-key'
+
+def generate_token():
+    header = {
+        "alg": "HS256",
+        "typ": "JWT"
+    }
+    # the user info andits claims and expiry time
+    payload = {
+        "sub": "1234567890",               # Subject (user ID)
+        "name": "User Userson",                # Custom claim
+        "admin": True,                     # Custom claim
+        "iat": datetime.datetime.utcnow(),# Issued at
+        "exp": datetime.datetime.utcnow() + datetime.timedelta(hours=1),  # Expiry
+        "scopes": ["Admin.Write", "User.Read"]  # Custom claim for scopes/permissions
+    }
+
+    # encode it
+    encoded_jwt = jwt.encode(payload, secret_key, algorithm="HS256", headers=header)
+    print("Encoded JWT:", encoded_jwt)
+    return encoded_jwt   
+
+def validate_token(token: str) -> str | None:
+    try:
+        decoded = jwt.decode(token, secret_key, algorithms=["HS256"])
+        # print("✅ Token is valid.")
+        # print("Decoded claims:")
+        # for key, value in decoded.items():
+        #     print(f"  {key}: {value}")
+        return decoded
+    except ExpiredSignatureError:
+        print("❌ Token has expired.")
+    except InvalidTokenError as e:
+        print(f"❌ Invalid token: {e}")
+    return None
+
+if __name__ == "__main__":
+    token = generate_token()
+    # write to .env file
+    with open(".env", "w") as f:
+        f.write(f"TOKEN={token}")
+    print(token)
+    # validate_token(token)