refactor(gitea)!: use admin secret from vault

platform/gitea/templates/admin-secret.yaml

@@ -0,0 +1,17 @@
+apiVersion: external-secrets.io/v1alpha1
+kind: ExternalSecret
+metadata:
+  name: {{ .Values.gitea.gitea.admin.existingSecret }}
+  namespace: {{ .Release.Namespace }}
+spec:
+  secretStoreRef:
+    name: vault
+    kind: ClusterSecretStore
+  target:
+    template:
+      data:
+        username: gitea_admin
+  data:
+    - secretKey: password
+      remoteRef:
+        key: /gitea/admin-password

platform/gitea/values.yaml

@@ -15,8 +15,7 @@ gitea:
           - *host
   gitea:
     admin:
-      # existingSecret: gitea-admin-secret
-      password: asdfasdfasdf  # TODO yes I know this is just for testing
+      existingSecret: gitea-admin-secret
     config:
       server:
         LANDING_PAGE: explore