Correct issue with deps in Pypi

setup.py

@@ -8,6 +8,11 @@ from io import open
 
 from setuptools import setup, Command
 
+# Predication warning
+# Glances version 4 will only be compatible with Python 3.7 and above
+if sys.version_info < (3, 7):
+    print('WARNING: Glances version 4 will only be compatible with Python 3.7 and above.')
+
 if sys.version_info < (3, 8):
     print('Glances requires at least Python 3.8 to run.')
     sys.exit(1)
@@ -34,14 +39,11 @@ def get_data_files():
 
     return data_files
 
+with open('requirements.txt') as f:
+    required = f.read().splitlines()
 
 def get_install_requires():
-    requires = [
-        'psutil>=5.6.7',
-        'defusedxml',
-        'packaging',
-        'ujson>=5.4.0',
-    ]
+    requires = required
     if sys.platform.startswith('win'):
         requires.append('fastapi')
         requires.append('uvicorn')
@@ -54,7 +56,7 @@ def get_install_requires():
 def get_install_extras_require():
     extras_require = {
         'action': ['chevron'],
-        'browser': ['zeroconf==0.131.0'],
+        'browser': ['zeroconf>=0.19.1'],
         'cloud': ['requests'],
         'containers': ['docker>=6.1.1', 'python-dateutil', 'six', 'podman', 'packaging'],
         'export': ['bernhard', 'cassandra-driver', 'elasticsearch', 'graphitesender',