feat(authentication): disabled users in yaml file (#4193)

Allows setting users as disabled.

docs/content/en/reference/guides/passwords.md

@@ -31,21 +31,25 @@ users:
     groups:
       - admins
       - dev
+    disabled: false
   harry:
     displayname: "Harry Potter"
     password: "$argon2id$v=19$m=65536,t=3,p=2$BpLnfgDsc2WD8F2q$o/vzA4myCqZZ36bUGsDY//8mKUYNZZaR0t4MFFSs+iM"
     email: harry.potter@authelia.com
     groups: []
+    disabled: false
   bob:
     displayname: "Bob Dylan"
     password: "$argon2id$v=19$m=65536,t=3,p=2$BpLnfgDsc2WD8F2q$o/vzA4myCqZZ36bUGsDY//8mKUYNZZaR0t4MFFSs+iM"
     email: bob.dylan@authelia.com
     groups:
       - dev
+    disabled: false
   james:
     displayname: "James Dean"
     password: "$argon2id$v=19$m=65536,t=3,p=2$BpLnfgDsc2WD8F2q$o/vzA4myCqZZ36bUGsDY//8mKUYNZZaR0t4MFFSs+iM"
     email: james.dean@authelia.com
+    disabled: false
 ```
 
 ## Passwords

internal/authentication/file_user_provider_database.go

@@ -145,6 +145,10 @@ func (m *DatabaseModel) ReadToFileUserDatabase(db *FileUserDatabase) (err error)
 	var udm *DatabaseUserDetails
 
 	for user, details := range m.Users {
+		if details.Disabled {
+			continue
+		}
+
 		if udm, err = details.ToDatabaseUserDetailsModel(user); err != nil {
 			return fmt.Errorf("failed to parse hash for user '%s': %w", user, err)
 		}
@@ -206,6 +210,7 @@ type UserDetailsModel struct {
 	DisplayName    string   `yaml:"displayname" valid:"required"`
 	Email          string   `yaml:"email"`
 	Groups         []string `yaml:"groups"`
+	Disabled       bool     `yaml:"disabled"`
 }
 
 // ToDatabaseUserDetailsModel converts a UserDetailsModel into a *DatabaseUserDetails.