Deprecate defaultRuleSyntax and ruleSyntax options

Co-authored-by: Kevin Pollet <pollet.kevin@gmail.com>

docs/content/reference/routing-configuration/other-providers/consul-catalog.md

@@ -44,7 +44,12 @@ For example, to change the rule, you could add the tag ```traefik.http.routers.m
     ```
 
 ??? info "`traefik.http.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     See [ruleSyntax](../http/router/rules-and-priority.md#rulesyntax) for more information.
     
     ```yaml
@@ -379,7 +384,12 @@ You can declare TCP Routers, Middlewares and/or Services using tags.
     ```
 
 ??? info "`traefik.tcp.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     configure the rule syntax to be used for parsing the rule on a per-router basis.
     
     ```yaml

docs/content/reference/routing-configuration/other-providers/docker.md

@@ -157,7 +157,12 @@ For example, to change the rule, you could add the label ```traefik.http.routers
     ```
 
 ??? info "`traefik.http.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     See [ruleSyntax](../http/router/rules-and-priority.md#rulesyntax) for more information.
     
     ```yaml
@@ -495,7 +500,12 @@ You can declare TCP Routers and/or Services using labels.
     ```
 
 ??? info "`traefik.tcp.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     configure the rule syntax to be used for parsing the rule on a per-router basis.
     
     ```yaml

docs/content/reference/routing-configuration/other-providers/ecs.md

@@ -46,7 +46,12 @@ For example, to change the rule, you could add the label ```traefik.http.routers
     ```
 
 ??? info "`traefik.http.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     See [ruleSyntax](../http/router/rules-and-priority.md#rulesyntax) for more information.
     
     ```yaml
@@ -379,7 +384,12 @@ You can declare TCP Routers and/or Services using labels.
     ```
 
 ??? info "`traefik.tcp.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     configure the rule syntax to be used for parsing the rule on a per-router basis.
     
     ```yaml

docs/content/reference/routing-configuration/other-providers/kv.md

@@ -25,6 +25,11 @@ description: "Read the technical documentation to learn the Traefik Routing Conf
 
 ??? info "`traefik/http/routers/<router_name>/ruleSyntax`"
 
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     See [rule](../http/router/rules-and-priority.md#rulesyntax) for more information.
     
     | Key (Path)                           | Value                      |

docs/content/reference/routing-configuration/other-providers/nomad.md

@@ -44,7 +44,12 @@ For example, to change the rule, you could add the tag ```traefik.http.routers.m
     ```
 
 ??? info "`traefik.http.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     See [ruleSyntax](../http/router/rules-and-priority.md#rulesyntax) for more information.
     
     ```yaml
@@ -371,7 +376,12 @@ You can declare TCP Routers and/or Services using tags.
     ```
 
 ??? info "`traefik.tcp.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     configure the rule syntax to be used for parsing the rule on a per-router basis.
     
     ```yaml

docs/content/reference/routing-configuration/other-providers/swarm.md

@@ -168,7 +168,12 @@ For example, to change the rule, you could add the label ```traefik.http.routers
     ```
 
 ??? info "`traefik.http.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     See [ruleSyntax](../http/router/rules-and-priority.md#rulesyntax) for more information.
     
     ```yaml
@@ -517,7 +522,12 @@ You can declare TCP Routers and/or Services using labels.
     ```
 
 ??? info "`traefik.tcp.routers.<router_name>.ruleSyntax`"
-    
+
+    !!! warning
+
+        RuleSyntax option is deprecated and will be removed in the next major version.
+        Please do not use this field and rewrite the router rules to use the v3 syntax.
+
     configure the rule syntax to be used for parsing the rule on a per-router basis.
     
     ```yaml