bug: build android app with pycryptodome stuck

[Linuxpizi]

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• I have searched the opened issues and there are no duplicates

Describe the bug

env

flet --version
0.28.3  

os
windows10

related repo

soft-activation-code

related deps

[project]
name = "soft-activation-code"
version = "0.1.0"
description = ""
readme = "README.md"
requires-python = ">=3.12"
authors = [
    { name = "Flet developer", email = "tangsong0202@gmail.com" }
]
dependencies = [
  "flet==0.28.3",
  "pycryptodome (==3.21.0)",
]

[tool.flet]
# org name in reverse domain name notation, e.g. "com.mycompany".
# Combined with project.name to build bundle ID for iOS and Android apps
org = "com.mycompany"

# project display name that is used as an app title on Android and iOS home screens,
# shown in window titles and about app dialogs on desktop.
product = "soft-activation-code"

# company name to display in about app dialogs
company = "Flet"

# copyright text to display in about app dialogs
copyright = "Copyright (C) 2025 by Flet"

[tool.flet.app]
path = "src"

[tool.uv]
dev-dependencies = [
    "flet[all]==0.28.3",
]

[tool.poetry]
package-mode = false

[tool.poetry.group.dev.dependencies]
flet = {extras = ["all"], version = "0.28.3"}

[tool.flet.flutter.pubspec.dependency_overrides]
webview_flutter_android = "4.10.1"

related log

[03:18:00] Created Flutter bootstrap project from gh:flet-dev/flet-build-template with ref "0.28.3" ✅                                                          
           Run subprocess: ['C:\\Users\\Administrator\\flutter\\3.29.2\\bin\\dart.bat', 'run', '--suppress-analytics', 'serious_python:main', 'package',        
           'E:\\job\\soft-activation-code\\src', '--platform', 'Android', '-r', 'flet==0.28.3', '-r', 'pycryptodome (==3.21.0)', '--exclude', 'build',
           '--cleanup-packages', '--verbose']
[03:18:21] Running package command
           Extra PyPi indexes: [https://pypi.flet.dev]
           Created temp directory: C:\Users\Administrator\AppData\Local\Temp\serious_python_tempa508ceba
           Copying Python app from E:\job\soft-activation-code\src to a temp directory
           VERBOSE: Configured Android/arm64-v8a platform with sitecustomize.py at
           C:\Users\Administrator\AppData\Local\Temp\serious_python_sitecustomizeb12d9944\sitecustomize.py
           Installing [flet==0.28.3, pycryptodome (==3.21.0)] with pip command to E:\job\soft-activation-code\build\site-packages\arm64-v8a
           VERBOSE: E:\job\soft-activation-code\build\flutter\build\build_python_3.12.9\python\python.exe -m pip install --upgrade --disable-pip-version-check  
           --only-binary :all: --extra-index-url https://pypi.flet.dev --target E:\job\soft-activation-code\build\site-packages\arm64-v8a flet==0.28.3
           pycryptodome (==3.21.0)
[03:18:26] VERBOSE: Looking in indexes: https://pypi.org/simple, https://pypi.flet.dev
[03:18:28] VERBOSE: Collecting flet==0.28.3
           VERBOSE: Using cached flet-0.28.3-py3-none-any.whl.metadata (3.6 kB)
[03:18:29] VERBOSE: Collecting pycryptodome==3.21.0
( ●    ) Packaging Python app...

Code sample

can read this public repo

To reproduce

can read this public repo

Expected behavior

No response

Screenshots / Videos

Captures

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Operating System

Windows

Operating system details

Windows10

Flet version

0.28.3

Regression

No, it isn't

Suggestions

No response

Logs

Logs

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Additional details

No response

[SoulMelody]

Please check if there is any problem with the network connection to https://pypi.flet.dev.

[Linuxpizi]

@SoulMelody thanks you help, i am sure the network is ok

use curl

and use browser also ok