nostr package, readme updates accordingly, matching example program (#14)

README.md

@@ -13,12 +13,8 @@ A set of useful things for [Nostr Protocol](https://github.com/fiatjaf/nostr) im
 ```go
 pool := nostr.NewRelayPool()
 
-pool.Add("wss://relay.nostr.com/", &nostr.RelayPoolPolicy{
-	SimplePolicy: nostr.SimplePolicy{Read: true, Write: true},
-})
-pool.Add("wss://nostrrelay.example.com/", &nostr.RelayPoolPolicy{
-	SimplePolicy: nostr.SimplePolicy{Read: true, Write: true},
-})
+pool.Add("wss://relay.nostr.com/",  nostr.SimplePolicy{Read: true, Write: true})
+pool.Add("wss://nostrrelay.example.com/",  nostr.SimplePolicy{Read: true, Write: true})
 
 for notice := range pool.Notices {
 	log.Printf("%s has sent a notice: '%s'\n", notice.Relay, notice.Message)
@@ -28,10 +24,10 @@ for notice := range pool.Notices {
 ### Listening for events
 
 ```go
-sub := pool.Sub(nostr.EventFilters{
+sub := pool.Sub(nostr.Filters{
 	{
 		Authors: []string{"0ded86bf80c76847320b16f22b7451c08169434837a51ad5fe3b178af6c35f5d"},
-		Kinds:   []string{nostr.KindTextNote}, // or {1}
+		Kinds:   []int{nostr.KindTextNote}, // or {1}
 	},
 })
 
@@ -53,7 +49,7 @@ secretKey := "3f06a81e0a0c2ad34ee9df2a30d87a810da9e3c3881f780755ace5e5e64d30a7"
 pool.SecretKey = &secretKey
 
 event, statuses, _ := pool.PublishEvent(&nostr.Event{
-	CreatedAt: uint32(time.Now().Unix()),
+	CreatedAt: time.Now(),
 	Kind:      nostr.KindTextNote,
 	Tags:      make(nostr.Tags, 0),
 	Content:   "hello",
@@ -83,3 +79,9 @@ sk, _ := nostr.GenerateKey()
 fmt.Println("sk:", sk)
 fmt.Println("pk:", nostr.GetPublicKey(sk))
 ```
+
+### Example Program
+
+```
+go run example/example.go
+```