Feat/Jaccard Similarity (#5)

* new: feat: add sorting and filtering by similarity

* chg: fix: imdb link retrieval

* chg: fix: do not filter when queryis empty

utils/util.go

@@ -0,0 +1,12 @@
+package utils
+
+func Filter[A any](arr []A, f func(A) bool) []A {
+	var res []A
+	res = make([]A, 0)
+	for _, v := range arr {
+		if f(v) {
+			res = append(res, v)
+		}
+	}
+	return res
+}