feat: implement organization secret creation API (#26566)

- Add a new `CreateSecretOption` struct for creating secrets
- Implement a `CreateOrgSecret` function to create a secret in an
organization
- Add a new route in `api.go` to handle the creation of organization
secrets
- Update the Swagger template to include the new `CreateOrgSecret` API
endpoint

---------

Signed-off-by: appleboy <appleboy.tw@gmail.com>

routers/api/v1/api.go

@@ -1300,6 +1300,7 @@ func Routes() *web.Route {
 			})
 			m.Group("/actions/secrets", func() {
 				m.Get("", reqToken(), reqOrgOwnership(), org.ListActionsSecrets)
+				m.Post("", reqToken(), reqOrgOwnership(), bind(api.CreateSecretOption{}), org.CreateOrgSecret)
 			})
 			m.Group("/public_members", func() {
 				m.Get("", org.ListPublicMembers)