fix: only parse and validate apisix.yaml in cli when startup (#12216)

Signed-off-by: Nic <[email protected]>

Author: nic-6443

apisix/cli/file.lua

@@ -15,6 +15,7 @@
 -- limitations under the License.
 --
 
+local ngx = ngx
 local yaml = require("lyaml")
 local profile = require("apisix.core.profile")
 local util = require("apisix.cli.util")
@@ -293,7 +294,9 @@ function _M.read_yaml_conf(apisix_home)
         end
     end
 
-    if default_conf.deployment.config_provider == "yaml" then
+    --- using `not ngx` to check whether the current execution environment is apisix cli module,
+    --- because it is only necessary to parse and validate `apisix.yaml` in apisix cli.
+    if default_conf.deployment.config_provider == "yaml" and not ngx then
         local apisix_conf_path = profile:yaml_path("apisix")
         local apisix_conf_yaml, _ = util.read_file(apisix_conf_path)
         if apisix_conf_yaml then