website: Use Docusaurus Frontmatter for badges (#12893)

website/docs: Reduce redundant usage of badges. Move badge logic to components.

- Fix JSX class name warning.
- Remove duplicate titles.
- Flesh out `support_level` frontmatter.

website/docs/expressions/_functions.mdx

@@ -29,7 +29,7 @@ user = list_flatten(["foo"])
 # user = "foo"
 ```
 
-### `ak_call_policy(name: str, **kwargs) -> PolicyResult` <span class="badge badge--version">authentik 2021.12+</span>
+### `ak_call_policy(name: str, **kwargs) -> PolicyResult`
 
 Call another policy with the name _name_. Current request is passed to policy. Key-word arguments
 can be used to modify the request's context.
@@ -70,7 +70,7 @@ Example:
 other_user = ak_user_by(username="other_user")
 ```
 
-### `ak_user_has_authenticator(user: User, device_type: Optional[str] = None) -> bool` <span class="badge badge--version">authentik 2022.9+</span>
+### `ak_user_has_authenticator(user: User, device_type: Optional[str] = None) -> bool`
 
 Check if a user has any authenticator devices. Only fully validated devices are counted.
 
@@ -87,7 +87,7 @@ Example:
 return ak_user_has_authenticator(request.user)
 ```
 
-### `ak_create_event(action: str, **kwargs) -> None` <span class="badge badge--version">authentik 2022.9+</span>
+### `ak_create_event(action: str, **kwargs) -> None`
 
 Create a new event with the action set to `action`. Any additional key-word parameters will be saved in the event context. Additionally, `context` will be set to the context in which this function is called.
 
@@ -101,7 +101,7 @@ Example:
 ak_create_event("my_custom_event", foo=request.user)
 ```
 
-### `ak_create_jwt(user: User, provider: OAuth2Provider | str, scopes: list[str], validity = "seconds=60") -> str | None` <span class="badge badge--version">authentik 2025.2+</span>
+### `ak_create_jwt(user: User, provider: OAuth2Provider | str, scopes: list[str], validity = "seconds=60") -> str | None`:ak-version[2025.2]
 
 Create a new JWT signed by the given `provider` for `user`.
 
@@ -136,7 +136,7 @@ ip_address('192.0.2.1') in ip_network('192.0.2.0/24')
 # evaluates to True
 ```
 
-## DNS resolution and reverse DNS lookups <span class="badge badge--version">authentik 2023.3+</span>
+## DNS resolution and reverse DNS lookups
 
 To resolve a hostname to a list of IP addresses, use the functions `resolve_dns(hostname)` and `resolve_dns(hostname, ip_version)`.
 

website/docs/expressions/_user.md

@@ -1,4 +1,4 @@
-- `user`: The current user. This may be `None` if there is no contextual user. See [User](../users-sources/user/user_ref.md#object-properties).
+- `user`: The current user. This may be `None` if there is no contextual user. See [User](../users-sources/user/user_ref.mdx#object-properties).
 
 Example: