External field (#580)

* feat: add external endpoint

* add external to messagecontrol

---------

Co-authored-by: Carlos Valente <carlosvalente@pm.me>

apps/client/src/features/control/message/MessageControl.tsx

@@ -34,34 +34,48 @@ export default function MessageControl() {
         actionHandler={() => setMessage.lowerVisible(!data.lowerMessage.visible)}
       />
       <InputRow
-        label='Timer message'
-        placeholder='Shown in stage timer'
+        label='Timer'
+        placeholder='Message shown in stage timer'
         text={data.timerMessage.text || ''}
         visible={data.timerMessage.visible || false}
         changeHandler={(newValue) => setMessage.presenterText(newValue)}
         actionHandler={() => setMessage.presenterVisible(!data.timerMessage.visible)}
       />
       <div className={style.buttonSection}>
-        <label className={style.label}>Timer message blink</label>
-        <label className={style.label}>Blackout timer screens</label>
         <Button
+          size='sm'
           className={`${data.timerMessage.timerBlink ? style.blink : ''}`}
           variant={data.timerMessage.timerBlink ? 'ontime-filled' : 'ontime-subtle'}
-          leftIcon={data.timerMessage.timerBlink ? <IoSunny size='24px' /> : <IoSunnyOutline size='24px' />}
+          leftIcon={data.timerMessage.timerBlink ? <IoSunny size='1rem' /> : <IoSunnyOutline size='1rem' />}
           onClick={() => setMessage.timerBlink(!data.timerMessage.timerBlink)}
           data-testid='toggle timer blink'
-        />
+        >
+          Blink message
+        </Button>
         <Button
+          size='sm'
           className={style.blackoutButton}
           variant={data.timerMessage.timerBlackout ? 'ontime-filled' : 'ontime-subtle'}
-          leftIcon={data.timerMessage.timerBlackout ? <IoEye size='24px' /> : <IoEyeOffOutline size='24px' />}
+          leftIcon={data.timerMessage.timerBlackout ? <IoEye size='1rem' /> : <IoEyeOffOutline size='1rem' />}
           onClick={() => setMessage.timerBlackout(!data.timerMessage.timerBlackout)}
           data-testid='toggle timer blackout'
-        />
+        >
+          Blackout screen
+        </Button>
       </div>
-      <div className={`${style.onAirSection} ${style.padTop}`}>
+      <InputRow
+        label='External Message'
+        placeholder='-'
+        readonly
+        text={data.externalMessage.text || ''}
+        visible={data.externalMessage.visible || false}
+        changeHandler={() => undefined}
+        actionHandler={() => undefined}
+      />
+      <div className={style.onAirSection}>
         <label className={style.label}>Toggle On Air state</label>
         <Button
+          size='sm'
           variant={data.onAir ? 'ontime-filled' : 'ontime-subtle'}
           leftIcon={data.onAir ? <IoMicSharp size='24px' /> : <IoMicOffOutline size='24px' />}
           onClick={() => setMessage.onAir(!data.onAir)}