feat(new tool): string obfuscator (#575)

src/tools/string-obfuscator/string-obfuscator.vue

@@ -0,0 +1,47 @@
+<script setup lang="ts">
+import { useObfuscateString } from './string-obfuscator.model';
+import { useCopy } from '@/composable/copy';
+
+const str = ref('Lorem ipsum dolor sit amet');
+const keepFirst = ref(4);
+const keepLast = ref(4);
+const keepSpace = ref(true);
+
+const obfuscatedString = useObfuscateString(str, { keepFirst, keepLast, keepSpace });
+const { copy } = useCopy({ source: obfuscatedString });
+</script>
+
+<template>
+  <div>
+    <c-input-text v-model:value="str" raw-text placeholder="Enter string to obfuscate" label="String to obfuscate:" clearable multiline />
+
+    <div mt-4 flex gap-10px>
+      <div>
+        <div>Keep first:</div>
+        <n-input-number v-model:value="keepFirst" min="0" />
+      </div>
+
+      <div>
+        <div>Keep last:</div>
+        <n-input-number v-model:value="keepLast" min="0" />
+      </div>
+
+      <div>
+        <div mb-5px>
+          Keep&nbsp;spaces:
+        </div>
+        <n-switch v-model:value="keepSpace" />
+      </div>
+    </div>
+
+    <c-card v-if="obfuscatedString" mt-60px max-w-600px flex items-center gap-5px font-mono>
+      <div break-anywhere text-wrap>
+        {{ obfuscatedString }}
+      </div>
+
+      <c-button @click="copy">
+        <icon-mdi:content-copy />
+      </c-button>
+    </c-card>
+  </div>
+</template>