Feat/OIDC middleware (#50)

* implement OIDC middleware

* auth code cleanup

* allow override allowed_user in middleware, fix typos

* fix tests and callbackURL

* update next release docs

* fix OIDC middleware not working with Authentik

* feat: add groups support for OIDC claims (#41)

Allow users to specify allowed groups in the env and use it to inspect the claims.

This performs a logical AND of users and groups (additive).

* merge feat/oidc-middleware (#49)

* api: enrich provider statistifcs

* fix: docker monitor now uses container status

* Feat/auto schemas (#48)

* use auto generated schemas

* go version bump and dependencies upgrade

* clarify some error messages

---------

Co-authored-by: yusing <yusing@6uo.me>

* cleanup some loadbalancer code

* api: cleanup websocket code

* api: add /v1/health/ws for health bubbles on dashboard

* feat: experimental memory logger and logs api for WebUI

---------

Co-authored-by: yusing <yusing@6uo.me>

---------

Co-authored-by: yusing <yusing@6uo.me>
Co-authored-by: Peter Olds <peter@olds.co>

internal/utils/slices.go

@@ -0,0 +1,20 @@
+package utils
+
+// Intersect returns a new slice containing the elements that are present in both input slices.
+// This provides a more efficient solution than using two nested loops.
+func Intersect[T comparable, Slice ~[]T](slice1 Slice, slice2 Slice) Slice {
+	var result Slice
+	seen := map[T]struct{}{}
+
+	for i := range slice1 {
+		seen[slice1[i]] = struct{}{}
+	}
+
+	for i := range slice2 {
+		if _, ok := seen[slice2[i]]; ok {
+			result = append(result, slice2[i])
+		}
+	}
+
+	return result
+}