chore: publish 3.4.0+v3.4.4 release

Reviewed-on: coop-cloud/traefik#54

.drone.yml

@@ -8,7 +8,7 @@ steps:
       host: swarm-test.autonomic.zone
       stack: traefik
       networks:
-       - proxy
+        - proxy
       deploy_key:
         from_secret: drone_ssh_swarm_test
     environment:
@@ -16,7 +16,7 @@ steps:
       STACK_NAME: traefik
       LETS_ENCRYPT_ENV: production
       LETS_ENCRYPT_EMAIL: helo@autonomic.zone
-      TRAEFIK_YML_VERSION: v21
+      TRAEFIK_YML_VERSION: v22
       FILE_PROVIDER_YML_VERSION: v10
       ENTRYPOINT_VERSION: v4
 trigger:

compose.yml

@@ -3,7 +3,7 @@ version: "3.8"
 
 services:
   app:
-    image: "traefik:v2.11.26"
+    image: "traefik:v3.4.4"
     # Note(decentral1se): *please do not* add any additional ports here.
     # Doing so could break new installs with port conflicts. Please use
     # the usual `compose.$app.yml` approach for any additional ports
@@ -78,7 +78,7 @@ services:
       - SECRETS=0
       - SERVICES=1 # Needs access
       - SESSION=0
-      - SWARM=0
+      - SWARM=1
       - SYSTEM=0
       - TASKS=1 # Needs access
       - VERSION=1 # Needs access

release/3.4.0+v3.4.4

@@ -0,0 +1 @@
+Updates Traefik from v2 to v3. Migration notes here: https://doc.traefik.io/traefik/migration/v2-to-v3-details/#configuration-details-for-migrating-from-traefik-v2-to-v3 By default, syntax for Traefik rules in recipes still use v2 syntax. To upgrade a recipe to use v3 label syntax, set the ruleSyntax label in the recipe per: https://doc.traefik.io/traefik/reference/routing-configuration/http/router/rules-and-priority/#rulesyntax

traefik.yml.tmpl

@@ -1,13 +1,15 @@
 ---
+core:
+  defaultRuleSyntax: v2
+ 
 log:
   level: {{ env "LOG_LEVEL" }}
 
 providers:
-  docker:
+  swarm:
     endpoint: "tcp://socket-proxy:2375"
     exposedByDefault: false
     network: proxy
-    swarmMode: true
   {{ if eq (env "FILE_PROVIDER_DIRECTORY_ENABLED") "1" }}
   file:
     directory: /etc/traefik/file-providers