feat: add totp login API (#416)

* fix:
* removed hasReversedValue in playground

* feat:
* added totp methods in db's providers
* adding totp in login method

* feat:
* added toggle in dashboard
* fixing issue with env set

* feat:
* integrated totp

* feat:
* encrypted userid
* added totp_verified column in user table
* started test for totp

* feat:
* test cases totp

* test-cases:
* completed test cases
* tested for all dbs

* fixes:
* return variable to snake case
* import refactoring

* feat:
* created seperate folder for authenticator with totp subfolder
* refactored code
* created new table for authenticators
* added recovery code for totp

* feat:
* adding functions to different db providers

* feat:
* added authenticators method for all db

* feat:
* added logic for updating mfa in user_profile update

* fix:
* merge conflict

* fix:
* resolved mongodb, dynamodb and arangodb test case bug
* added new condition for checking first time totp user or not

* feat:
* changes in all respective db with authenticator

* fix:
* PR suggested changes

* fix(cassandra): list users

* Update verify otp

* fix totp login api

---------

Co-authored-by: lemonScaletech <anand.panigrahi@scaletech.xyz>

server/authenticators/providers/providers.go

@@ -0,0 +1,23 @@
+package providers
+
+import "context"
+
+// AuthenticatorConfig defines authenticator config
+type AuthenticatorConfig struct {
+	// ScannerImage is the base64 of QR code image
+	ScannerImage string
+	// Secrets is the secret key
+	Secret string
+	// RecoveryCode is the secret key
+	RecoveryCodes []string
+}
+
+// Provider defines authenticators provider
+type Provider interface {
+	// Generate totp: to generate totp, store secret into db and returns base64 of QR code image
+	Generate(ctx context.Context, id string) (*AuthenticatorConfig, error)
+	// Validate totp: user passcode with secret stored in our db
+	Validate(ctx context.Context, passcode string, id string) (bool, error)
+	// RecoveryCode totp: gives a recovery code for first time user
+	RecoveryCode(ctx context.Context, id string) (*string, error)
+}