implementing whois query and layout, adding concurrency in a bunch of…

… places

cmd/bruter/concurrency.go

@@ -0,0 +1,19 @@
+package main
+
+import (
+	"sync"
+)
+
+func RunConcurrently(tasks ...func()) {
+	var wg sync.WaitGroup
+	wg.Add(len(tasks))
+
+	for _, task := range tasks {
+		go func(t func()) {
+			defer wg.Done()
+			t()
+		}(task)
+	}
+
+	wg.Wait()
+}

templates/whois.page.html

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+{{template "base" .}}
+
+{{define "content"}}
+<div class="container-fluid">
+    <div class="row">
+        <div class="col">
+            <div class="card bg-dark text-light mb-4">
+                <div class="card-body">
+                    <div class="card-header bg-success">
+                        <h5><i class="bi bi-search"></i> WHOIS Information</h5>
+                    </div>
+                    <div class="mt-3">
+                        <p class="text-break">{{.WhoisInfo}}</p>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+{{end}}