unify httpc usage

scripts/wx_upload_to_combine.lua

@@ -3,14 +3,16 @@
 package.path = package.path .. ';<SCRIPT_PATH>/?.lua';
 
 local cjson = require "cjson"
+local http = require 'resty.http'
 local get_wx_media = require("wx_download")
 local create_task = require("create_task")
 local verify = require('jwt_verify')
+local httpc = http:new()
 
 
 local authHeader = ngx.req.get_headers().Authorization
 local sudoerToken = ngx.req.get_headers().HtySudoerToken
-verify(authHeader, sudoerToken)
+verify(httpc, authHeader, sudoerToken)
 
 
 local function read_wx_file()
@@ -21,11 +23,11 @@ local function read_wx_file()
     local files = {}
     for i = 1, #req_body["media_ids"] do
         print("media_id -> ", i, req_body["media_ids"][i])
-        local _, filename = get_wx_media(req_body["media_ids"][i])
+        local _, filename = get_wx_media(httpc, req_body["media_ids"][i])
         table.insert(files, filename);
     end
 
-    create_task(files, authHeader, sudoerToken)
+    create_task(httpc, files, authHeader, sudoerToken)
 
 end