feat: add budgets

internal/core/layout.templ

@@ -91,5 +91,6 @@ templ navigation(path string) {
 		<a class={ layoutLinkClass(path == "/transaction") } href="/transaction">Transaction</a>
 		<a class={ layoutLinkClass(path == "/treasurechest") } href="/treasurechest">Treasure Chest</a>
 		<a class={ layoutLinkClass(path == "/account") } href="/account">Account</a>
+		<a class={ layoutLinkClass(path == "/budget") } href="/budget">Budget</a>
 	</nav>
 }

internal/core/validate_string.go

@@ -6,7 +6,7 @@ import (
 )
 
 var (
-	safeInputRegex = regexp.MustCompile(`^[a-zA-Z0-9ÄÖÜäöüß,&'". \-\?]+$`)
+	safeInputRegex = regexp.MustCompile(`^[a-zA-Z0-9ÄÖÜäöüß,&'". \-\?\(\)]+$`)
 )
 
 func ValidateString(value string, fieldName string) error {