misc: added monitoring for user auth

backend/src/lib/telemetry/metrics.ts

@@ -0,0 +1,22 @@
+import opentelemetry from "@opentelemetry/api";
+
+const infisicalMeter = opentelemetry.metrics.getMeter("Infisical");
+
+export enum AuthAttemptAuthMethod {
+  EMAIL = "email",
+  SAML = "saml",
+  OIDC = "oidc",
+  GOOGLE = "google",
+  GITHUB = "github",
+  GITLAB = "gitlab"
+}
+
+export enum AuthAttemptAuthResult {
+  SUCCESS = "success",
+  FAILURE = "failure"
+}
+
+export const authAttemptCounter = infisicalMeter.createCounter("infisical.auth.attempt.count", {
+  description: "Authentication attempts (both successful and failed)",
+  unit: "{attempt}"
+});