Migrate package imports from next.orly.dev to new orly domain structure; add new varint and binary encoders with comprehensive tests; enhance existing tag and envelope implementations with additional methods, validations, and test coverage; introduce shared test.sh script for streamlined testing across modules.

pkg/database/fetch-event-by-serial.go

@@ -0,0 +1,38 @@
+package database
+
+import (
+	"bytes"
+
+	"database.orly/indexes"
+	"database.orly/indexes/types"
+	"encoders.orly/event"
+	"github.com/dgraph-io/badger/v4"
+	"lol.mleku.dev/chk"
+)
+
+func (d *D) FetchEventBySerial(ser *types.Uint40) (ev *event.E, err error) {
+	if err = d.View(
+		func(txn *badger.Txn) (err error) {
+			buf := new(bytes.Buffer)
+			if err = indexes.EventEnc(ser).MarshalWrite(buf); chk.E(err) {
+				return
+			}
+			var item *badger.Item
+			if item, err = txn.Get(buf.Bytes()); err != nil {
+				return
+			}
+			var v []byte
+			if v, err = item.ValueCopy(nil); chk.E(err) {
+				return
+			}
+			ev = new(event.E)
+			if err = ev.UnmarshalBinary(bytes.NewBuffer(v)); chk.E(err) {
+				return
+			}
+			return
+		},
+	); err != nil {
+		return
+	}
+	return
+}