feat: Eslint rules (#9839)

# Pull Request Template

## Description

This PR adds new eslint rules to the code base.

**Error rules**

|    Rule name     | Type | Files updated |
| ----------------- | --- | - |
| `vue/block-order`  | error  |  ✅  |
| `vue/component-name-in-template-casing`  | error  |  ✅  |
| `vue/component-options-name-casing`  | error  |  ✅  |
| `vue/custom-event-name-casing`  | error  |  ✅  |
| `vue/define-emits-declaration`  | error  |  ✅  |
| `vue/no-unused-properties`  | error  |  ✅  |
| `vue/define-macros-order`  | error  |  ✅  |
| `vue/define-props-declaration`  | error  |  ✅  |
| `vue/match-component-import-name`  | error  |  ✅  |
| `vue/next-tick-style`  | error  |  ✅  |
| `vue/no-bare-strings-in-template`  | error  |  ✅  |
| `vue/no-empty-component-block`  | error  |  ✅  |
| `vue/no-multiple-objects-in-class`  | error  |  ✅  |
| `vue/no-required-prop-with-default`  | error  |  ✅  |
| `vue/no-static-inline-styles`  | error  |  ✅  |
| `vue/no-template-target-blank`  | error  |  ✅  |
| `vue/no-this-in-before-route-enter`  | error  |  ✅  |
| `vue/no-undef-components`  | error  |  ✅  |
| `vue/no-unused-emit-declarations`  | error  |  ✅  |
| `vue/no-unused-refs`  | error  |  ✅  |
| `vue/no-use-v-else-with-v-for`  | error  |  ✅  |
| `vue/no-useless-v-bind`  | error  |  ✅  |
| `vue/no-v-text`  | error  |  ✅  |
| `vue/padding-line-between-blocks`  | error  |  ✅  |
| ~`vue/prefer-prop-type-boolean-first`~ | ~error~ | ❌ (removed this
rule, cause a bug in displaying custom attributes) |
| `vue/prefer-separate-static-class`  | error  |  ✅  |
| `vue/prefer-true-attribute-shorthand`  | error  |  ✅  |
| `vue/require-explicit-slots`  | error  |  ✅  |
| `vue/require-macro-variable-name`  | error  |  ✅  |


**Warn rules**

|    Rule name     | Type | Files updated |
| ---- | ------------- | ------------- |
| `vue/no-root-v-if`  | warn  |  ❎  |


Fixes https://linear.app/chatwoot/issue/CW-3492/vue-eslint-rules

## Type of change

- [x] New feature (non-breaking change which adds functionality)


## Checklist:

- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my code
- [x] I have commented on my code, particularly in hard-to-understand
areas
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [x] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream
modules

---------

Co-authored-by: Fayaz Ahmed <fayazara@gmail.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>
Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>
Co-authored-by: Pranav <pranav@chatwoot.com>

app/javascript/shared/components/ui/dropdown/AddLabel.vue

@@ -1,3 +1,13 @@
+<script>
+export default {
+  methods: {
+    addLabel() {
+      this.$emit('add');
+    },
+  },
+};
+</script>
+
 <template>
   <woot-button
     variant="smooth"
@@ -10,16 +20,6 @@
   </woot-button>
 </template>
 
-<script>
-export default {
-  methods: {
-    addLabel() {
-      this.$emit('add');
-    },
-  },
-};
-</script>
-
 <style lang="scss" scoped>
 .label--add {
   margin-bottom: var(--space-micro);

app/javascript/shared/components/ui/dropdown/DropdownDivider.vue

@@ -1,3 +1,7 @@
+<script>
+export default {};
+</script>
+
 <template>
   <li
     class="list-none my-1 mx-0 border-b border-slate-50 dark:border-slate-700"
@@ -5,6 +9,3 @@
     :aria-disabled="true"
   />
 </template>
-<script>
-export default {};
-</script>

app/javascript/shared/components/ui/dropdown/DropdownHeader.vue

@@ -1,13 +1,3 @@
-<template>
-  <li class="inline-flex list-none" :tabindex="null" :aria-disabled="true">
-    <span
-      class="text-xs text-slate-600 dark:text-slate-100 mt-1 font-medium w-full block text-left rtl:text-right whitespace-nowrap p-2"
-    >
-      {{ title }}
-    </span>
-    <slot />
-  </li>
-</template>
 <script>
 export default {
   componentName: 'WootDropdownMenu',
@@ -19,3 +9,14 @@ export default {
   },
 };
 </script>
+
+<template>
+  <li class="inline-flex list-none" :tabindex="null" :aria-disabled="true">
+    <span
+      class="text-xs text-slate-600 dark:text-slate-100 mt-1 font-medium w-full block text-left rtl:text-right whitespace-nowrap p-2"
+    >
+      {{ title }}
+    </span>
+    <slot />
+  </li>
+</template>

app/javascript/shared/components/ui/dropdown/DropdownItem.vue

@@ -1,15 +1,3 @@
-<template>
-  <li
-    class="dropdown-menu__item list-none mb-1"
-    :class="{
-      'is-disabled': disabled,
-    }"
-    :tabindex="disabled ? null : -1"
-    :aria-disabled="disabled"
-  >
-    <slot />
-  </li>
-</template>
 <script>
 export default {
   name: 'WootDropdownItem',
@@ -19,13 +7,23 @@ export default {
       type: Boolean,
       default: false,
     },
-    className: {
-      type: String,
-      default: '',
-    },
   },
 };
 </script>
+
+<template>
+  <li
+    class="mb-1 list-none dropdown-menu__item"
+    :class="{
+      'is-disabled': disabled,
+    }"
+    :tabindex="disabled ? null : -1"
+    :aria-disabled="disabled"
+  >
+    <slot />
+  </li>
+</template>
+
 <style lang="scss" scoped>
 .dropdown-menu__item {
   ::v-deep {

app/javascript/shared/components/ui/dropdown/DropdownMenu.vue

@@ -1,12 +1,3 @@
-<template>
-  <ul
-    ref="dropdownMenu"
-    class="dropdown menu vertical"
-    :class="[placement && `dropdown--${placement}`]"
-  >
-    <slot />
-  </ul>
-</template>
 <script>
 import keyboardEventListenerMixins from 'shared/mixins/keyboardEventListenerMixins';
 export default {
@@ -59,3 +50,13 @@ export default {
   },
 };
 </script>
+
+<template>
+  <ul
+    ref="dropdownMenu"
+    class="dropdown menu vertical"
+    :class="[placement && `dropdown--${placement}`]"
+  >
+    <slot />
+  </ul>
+</template>

app/javascript/shared/components/ui/dropdown/DropdownSubMenu.vue

@@ -1,11 +1,3 @@
-<template>
-  <li class="sub-menu-container">
-    <ul class="sub-menu-li-container">
-      <woot-dropdown-header v-if="title" :title="title" />
-      <slot />
-    </ul>
-  </li>
-</template>
 <script>
 import WootDropdownHeader from 'shared/components/ui/dropdown/DropdownHeader.vue';
 
@@ -24,6 +16,16 @@ export default {
   },
 };
 </script>
+
+<template>
+  <li class="sub-menu-container">
+    <ul class="sub-menu-li-container">
+      <WootDropdownHeader v-if="title" :title="title" />
+      <slot />
+    </ul>
+  </li>
+</template>
+
 <style lang="scss" scoped>
 .sub-menu-container {
   margin-top: var(--space-micro);