Feature/systemd query events (#1728)

* [service] Subscribe to systemd-resolver events

* [service] Add disabled state to the resolver

* [service] Add ETW DNS event listener

* [service] DNS listener refactoring

* [service] Add windows core dll project

* [service] DNSListener refactoring, small bugfixes

* [service] Change dns bypass rule

* [service] Update gitignore

* [service] Remove shim from integration module

* [service] Add DNS packet analyzer

* [service] Add self-check in dns monitor

* [service] Fix go linter errors

* [CI] Add github workflow for the windows core dll

* [service] Minor fixes to the dns monitor

service/resolver/main.go

@@ -29,6 +29,8 @@ type ResolverModule struct { //nolint
 	failingResolverWorkerMgr   *mgr.WorkerMgr
 	suggestUsingStaleCacheTask *mgr.WorkerMgr
 
+	isDisabled atomic.Bool
+
 	states *mgr.StateMgr
 }
 
@@ -52,6 +54,10 @@ func (rm *ResolverModule) Stop() error {
 	return nil
 }
 
+func (rm *ResolverModule) IsDisabled() bool {
+	return rm.isDisabled.Load()
+}
+
 func prep() error {
 	// Set DNS test connectivity function for the online status check
 	netenv.DNSTestQueryFunc = func(ctx context.Context, fdqn string) (ips []net.IP, ok bool, err error) {