change log fatal to panic

Signed-off-by: André R. de Miranda <[email protected]>

graph/graph.go

@@ -67,7 +67,7 @@ func (n *Node) MarshalJSON() ([]byte, error) {
 
 func (n *Node) Edge(name string) *Node {
 	if n.HasValue() {
-		log.Fatal("value alredy defined, execute clear first")
+		log.Panic("value already defined, execute clear first")
 	}
 	if _, ok := n.edges[name]; !ok {
 		newNode := NewNode()
@@ -100,7 +100,7 @@ func (n *Node) SetBool(value bool) *Node {
 
 func (n *Node) setValue(value any) {
 	if len(n.edges) > 0 {
-		log.Fatal("alredy defined edges, execute clear fist")
+		log.Panic("already defined edges, execute clear fist")
 	}
 	n.value = value
 }

graph/unmarshal.go

@@ -103,7 +103,6 @@ func loadExternalResource(url string) (b []byte, err error) {
 		return
 	}
 
-	// TODO: optimize this
 	// NOTE: In specification, we can declare independent definitions with another file format, so
 	// we must convert independently yaml source to json format data before unmarshal.
 	if !json.Valid(b) {