Add synapse oidc configuration

config/hosts/wind/services/synapse.nix

@@ -23,6 +23,26 @@
     ];
     report_stats = true;
     withJemalloc = true;
+
+		extraConfig = ''
+oidc_providers:
+  - idp_id: authentik
+    idp_name: authentik
+    discover: true
+    issuer: "https://auth.graven.dev/application/o/matrix-synapse/"
+    client_id: "b680e49c584fad37610d465b1ea270e8daf7ce50"
+    client_secret: "d404b3bca1e7d2073a79b4e6d60b64505e2249a7fa6b5a2a0f499ab1955b93e269cddff4c8ce37c8ad929e16cdab5640ec2c25cec36ed73e67b753b6d4689cac"
+    scopes:
+      - "openid"
+      - "profile"
+      - "email"
+    user_mapping_provider:
+      config:
+        localpart_template: "{{ '{{ user.name }}' }}"
+        display_name_template: "{{ '{{ user.name|capitalize }}' }}"
+				'';
+
+
     logConfig = ''
 version: 1