bring up keyboard when adding a new word in personal dictionary screen

fixes GH-1663

app/src/main/java/helium314/keyboard/settings/screens/PersonalDictionaryScreen.kt

@@ -20,12 +20,15 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextField
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.focus.FocusRequester
+import androidx.compose.ui.focus.focusRequester
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
@@ -83,6 +86,11 @@ fun PersonalDictionaryScreen(
     )
     if (selectedWord != null) {
         val selWord = selectedWord!!
+        val focusRequester = remember { FocusRequester() }
+        LaunchedEffect(selectedWord) {
+            if (selWord.word == "" && selWord.weight == null && selWord.shortcut == null)
+                focusRequester.requestFocus() // user clicked add word
+        }
         var newWord by remember { mutableStateOf(selWord) }
         var newLocale by remember { mutableStateOf(locale) }
         val wordValid = (newWord.word == selWord.word && locale == newLocale) || !doesWordExist(newWord.word, newLocale, ctx)
@@ -119,7 +127,7 @@ fun PersonalDictionaryScreen(
                     TextField(
                         value = newWord.word,
                         onValueChange = { newWord = newWord.copy(word = it) },
-                        modifier = Modifier.fillMaxWidth(),
+                        modifier = Modifier.fillMaxWidth().focusRequester(focusRequester),
                         singleLine = true
                     )
                     Row(