Clarify that `ENABLE_SWAGGER` only influences the API docs, not the routes (#21215)

Previously, the docs seemed to suggest that you can disable the API
completely by setting `ENABLE_SWAGGER=false`.
This is not the case.

custom/conf/app.example.ini

@@ -2153,7 +2153,7 @@ ROUTER = console
 ;[api]
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; Enables Swagger. True or false; default is true.
+;; Enables the API documentation endpoints (/api/swagger, /api/v1/swagger, …). True or false.
 ;ENABLE_SWAGGER = true
 ;; Max number of items in a page
 ;MAX_RESPONSE_ITEMS = 50
@@ -2161,7 +2161,7 @@ ROUTER = console
 ;DEFAULT_PAGING_NUM = 30
 ;; Default and maximum number of items per page for git trees api
 ;DEFAULT_GIT_TREES_PER_PAGE = 1000
-;; Default size of a blob returned by the blobs API (default is 10MiB)
+;; Default max size of a blob returned by the blobs API (default is 10MiB)
 ;DEFAULT_MAX_BLOB_SIZE = 10485760
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

docs/content/doc/advanced/config-cheat-sheet.en-us.md

@@ -1015,11 +1015,11 @@ Default templates for project boards:
 
 ## API (`api`)
 
-- `ENABLE_SWAGGER`: **true**: Enables /api/swagger, /api/v1/swagger etc. endpoints. True or false; default is true.
+- `ENABLE_SWAGGER`: **true**: Enables the API documentation endpoints (`/api/swagger`, `/api/v1/swagger`, …). True or false.
 - `MAX_RESPONSE_ITEMS`: **50**: Max number of items in a page.
 - `DEFAULT_PAGING_NUM`: **30**: Default paging number of API.
 - `DEFAULT_GIT_TREES_PER_PAGE`: **1000**: Default and maximum number of items per page for Git trees API.
-- `DEFAULT_MAX_BLOB_SIZE`: **10485760**: Default max size of a blob that can be return by the blobs API.
+- `DEFAULT_MAX_BLOB_SIZE`: **10485760** (10MiB): Default max size of a blob that can be returned by the blobs API.
 
 ## OAuth2 (`oauth2`)
 

docs/content/doc/advanced/config-cheat-sheet.zh-cn.md

@@ -299,7 +299,7 @@ test01.xls: application/vnd.ms-excel; charset=binary
 
 ## API (`api`)
 
-- `ENABLE_SWAGGER`: **true**: 是否启用swagger路由 /api/swagger, /api/v1/swagger etc. endpoints. True 或 false; 默认是  true.
+- `ENABLE_SWAGGER`: **true**: 是否启用swagger路由 /api/swagger, /api/v1/swagger etc. endpoints. True 或 false.
 - `MAX_RESPONSE_ITEMS`: **50**: 一个页面最大的项目数。
 - `DEFAULT_PAGING_NUM`: **30**: API中默认分页条数。
 - `DEFAULT_GIT_TREES_PER_PAGE`: **1000**: GIT TREES API每页的默认最大项数.

docs/content/doc/help/faq.en-us.md

@@ -126,13 +126,13 @@ A "login prohibited" user is a user that is not allowed to log in to Gitea anymo
 
 ## What is Swagger?
 
-[Swagger](https://swagger.io/) is what Gitea uses for its API.
+[Swagger](https://swagger.io/) is what Gitea uses for its API documentation.
 
-All Gitea instances have the built-in API, though it can be disabled by setting `ENABLE_SWAGGER` to `false` in the `api` section of your `app.ini`
+All Gitea instances have the built-in API and there is no way to disable it completely.
+You can, however, disable showing its documentation by setting `ENABLE_SWAGGER` to `false` in the `api` section of your `app.ini`.
+For more information, refer to Gitea's [API docs]({{< relref "doc/developers/api-usage.en-us.md" >}}).
 
-For more information, refer to Gitea's [API docs]({{< relref "doc/developers/api-usage.en-us.md" >}})
-
-[Swagger Example](https://try.gitea.io/api/swagger)
+You can see the latest API (for example) on <https://try.gitea.io/api/swagger>.
 
 ## Adjusting your server for public/private use