Fixed slack scan infinite loop bug, deprecated Python 3.8 support

setup.py

@@ -42,15 +42,15 @@ def get_version():
                  "Topic :: System :: Monitoring",
                  "Topic :: Utilities",
                  "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
-                 "Programming Language :: Python :: 3.8",
                  "Programming Language :: Python :: 3.9",
                  "Programming Language :: Python :: 3.10",
                  "Programming Language :: Python :: 3.11",
+                 "Programming Language :: Python :: 3.12",
                  ],  # Classifiers help users find your project by categorizing it https://pypi.org/classifiers/
-    keywords="security, cybersecurity, scanner, secret scanner, secret leak, data leak, Slack, Jira, Confluence, Asana, Wrike, Linear, security scanner",
+    keywords="security, cybersecurity, scanner, secret scanner, secret leak, data leak, Slack, Jira, Confluence, Asana, Wrike, Linear, security scanner, data loss prevention",
     package_dir={"": "src"},
     packages=find_packages(where="src"),
-    python_requires=">=3.8, <4",
+    python_requires=">=3.9, <4",
 
     # For an analysis of "install_requires" vs pip's requirements files see:
     # https://packaging.python.org/en/latest/requirements.html

src/n0s1/__init__.py

@@ -1 +1 @@
-__version__ = "1.0.21"
+__version__ = "1.0.22"

src/n0s1/controllers/slack_controller.py

@@ -153,7 +153,6 @@ def run_slack_query(self, query):
             yield messages
 
         while len(cursor) > 0:
-            cursor = ""
             time.sleep(0.2)
             if response := self.search_with_rate_limit(query=query, sort="timestamp", cursor=cursor):
                 messages = response.get("messages", {}).get("matches", [])