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frontend/components/Captcha.vue

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+<template>
+  <div class="captcha-wrapper">
+    <div class="captcha-container">
+      <input v-model="captchaInput" placeholder="Enter code" class="form-control"/>
+      
+      <img
+        v-show="captchaLoaded"
+        :src="captchaUrl"
+        alt="CAPTCHA"
+        @load="onCaptchaLoad"
+      />
+      
+      <FontAwesomeIcon icon="fa-solid fa-sync-alt" class="refresh-icon" @click="refreshCaptcha" />
+    </div>
+  </div>
+</template>
+
+
+
+<script setup>
+import { ref, watch, onMounted } from 'vue'
+
+// 👇 Use apiUrl from runtime config
+const captchaUrl = ref('');  // initially empty
+const captchaLoaded = ref(false);
+const captchaInput = ref('');
+
+onMounted(() => {
+  loadCaptcha();
+});
+
+const loadCaptcha = () => {
+  captchaLoaded.value = false;
+  captchaUrl.value = `${window.location.origin}/api/captcha?${Date.now()}`;
+};
+
+const refreshCaptcha = () => {
+  loadCaptcha();
+};
+
+const onCaptchaLoad = () => {
+  captchaLoaded.value = true;
+};
+
+// Emit to parent whenever input changes
+const emit = defineEmits(['update:captcha']);
+
+watch(captchaInput, (newVal) => {
+  emit('update:captcha', newVal)
+});
+</script>
+
+<style scoped>
+.captcha-wrapper {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+  margin-bottom: 15px;
+}
+
+.captcha-container {
+  position: relative;
+  display: flex;
+  flex-wrap: wrap;
+  justify-content: flex-start;
+  align-items: center;
+  flex-direction: row;
+  gap:10px;
+}
+
+.captcha-container img {
+  max-height: 40px;
+  border-radius: 4px;
+}
+
+.refresh-icon {
+  font-size: 1.2rem;
+  cursor: pointer;
+  color: #3b82f6;
+}
+
+.refresh-icon:hover {
+  color: #2563eb;
+}
+.form-control {
+  display: inline-block;
+  width: 50%;
+  flex:1;
+  padding: 0.375rem 0.75rem;
+  font-size: 1rem;
+  font-weight: 400;
+  line-height: 1.5;
+  color: #212529;
+  background-color: #fff;
+  background-clip: padding-box;
+  border: 1px solid #ced4da;
+  border-radius: 0.375rem;
+  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
+}
+
+.form-control:focus {
+  color: #212529;
+  background-color: #fff;
+  border-color: #86b7fe;
+  outline: 0;
+  box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
+}
+
+.btn {
+  width: 100%;
+  padding: 0.8rem;
+  font-weight: 600;
+  font-size: 1.1rem;
+  background-color: #3b82f6;
+  color: white;
+  border: none;
+  border-radius: 6px;
+  cursor: pointer;
+  transition: background-color 0.3s;
+}
+
+.btn:hover:not(:disabled) {
+  background-color: #2563eb;
+}
+
+.btn:disabled {
+  background-color: #93c5fd;
+  cursor: not-allowed;
+}
+</style>