chore: visibilize todos

CONTRIBUTING.md

@@ -30,4 +30,4 @@ task build
 
 ## Release
 
-TODO
+TODO(#32)

examples/probe.go

@@ -1,3 +1,3 @@
 package examples
 
-// TODO
+// TODO(#28)

main.go

@@ -33,8 +33,6 @@ const (
 	`
 )
 
-// TODO: Support passing a custom remote server as an argument.
-
 // CLI initialization.
 func main() {
 	ctx, cancel := context.WithCancel(context.Background())

pkg/probe.go

@@ -19,7 +19,6 @@ type Probe struct {
 	// Delay between requests.
 	Delay time.Duration
 	// Time to wait for a response.
-	// TODO: Support specific timeouts per protocol.
 	Timeout time.Duration
 	// For debugging purposes.
 	Logger *slog.Logger

pkg/protocol.go

@@ -44,7 +44,6 @@ func (p *Protocol) String() string {
 // The extra information is the status code.
 func requestHTTP(u string, timeout time.Duration) (string, error) {
 	cli := &http.Client{Timeout: timeout}
-	// TODO: Reuse client
 	resp, err := cli.Get(u)
 	if err != nil {
 		return "", fmt.Errorf("making request to %s: %w", u, err)
@@ -74,7 +73,7 @@ func requestTCP(hostPort string, timeout time.Duration) (string, error) {
 // Resolves a domain name.
 //
 // The extra information is the first resolved IP address.
-// TODO: Support custom DNS resolver.
+// TODO(#31)
 func requestDNS(domain string, timeout time.Duration) (string, error) {
 	addrs, err := net.LookupHost(domain)
 	if err != nil {