add testing files and create create scan command

cli/testdata/config/generic_with_py_path.toml

@@ -0,0 +1,36 @@
+title = "gitleaks config"
+
+[[rules]]
+description = "Generic API Key"
+id = "generic-api-key"
+regex = '''(?i)((key|api|token|secret|password)[a-z0-9_ .\-,]{0,25})(=|>|:=|\|\|:|<=|=>|:).{0,5}['\"]([0-9a-zA-Z\-_=]{8,64})['\"]'''
+path = '''.py'''
+entropy = 3.7
+secretGroup = 4
+
+[allowlist]
+description = "global allow lists"
+regexes = [
+    '''219-09-9999''', 
+    '''078-05-1120''', 
+    '''(9[0-9]{2}|666)-\d{2}-\d{4}''',
+    '''process''',
+	'''getenv''',
+	'''\.env''',
+	'''env\(''',
+	'''env\.''',
+	'''setting''',
+	'''load''',
+	'''token''',
+	'''password''',
+	'''secret''',
+	'''api\_key''',
+	'''apikey''',
+	'''api\-key''',
+    ]
+paths = [
+    '''gitleaks.toml''',
+    '''(.*?)(jpg|gif|doc|pdf|bin|svg|socket)$''',
+    '''(go.mod|go.sum)$'''
+]
+