PLT-6408 Framework for job server (#6404)

* Added initial job server

* Added job server to be ran as part of platform

* Added test job to the enterprise repo

* Fixed job server not loading license

* Renamed job package to jobs

* Fixed TE not being buildable

* Added JobStatus table to database

* Changed fields used by JobStatus

* Added APIs to query job status

* Added config change listener to server

* Added option to run job server from Makefile

* Added ability to enable/disable jobs from config

* Commented out placeholder for search indexing job

* Fixed govet

* Removed debug messages and fixed job api init message

cmd/platform/server.go

@@ -14,6 +14,7 @@ import (
 	"github.com/mattermost/platform/api4"
 	"github.com/mattermost/platform/app"
 	"github.com/mattermost/platform/einterfaces"
+	"github.com/mattermost/platform/jobs"
 	"github.com/mattermost/platform/manualtesting"
 	"github.com/mattermost/platform/model"
 	"github.com/mattermost/platform/utils"
@@ -43,7 +44,7 @@ func runServerCmd(cmd *cobra.Command, args []string) error {
 }
 
 func runServer(configFileLocation string) {
-	if errstr := doLoadConfig(configFileLocation); errstr != "" {
+	if errstr := utils.InitAndLoadConfig(configFileLocation); errstr != "" {
 		l4g.Exit("Unable to load mattermost configuration file: ", errstr)
 		return
 	}
@@ -120,6 +121,8 @@ func runServer(configFileLocation string) {
 		}
 	}
 
+	jobs := jobs.InitJobs(app.Srv.Store).Start()
+
 	// wait for kill signal before attempting to gracefully shutdown
 	// the running service
 	c := make(chan os.Signal)
@@ -134,6 +137,8 @@ func runServer(configFileLocation string) {
 		einterfaces.GetMetricsInterface().StopServer()
 	}
 
+	jobs.Stop()
+
 	app.StopServer()
 }