refactor(*):Address PR comments

src/lib/components/SignIn.svelte

@@ -13,15 +13,25 @@
 	export let supabase: any;
 
 	async function signInWithEmail() {
-		// TODO use the data and error from the response
-		const { data, error } = await supabase.auth
-			.signInWithPassword({
+		try {
+			const { data, error } = await supabase.auth.signInWithPassword({
 				email: email,
 				password: password
-			})
-			.then(() => {
-				emitSignedInEvent();
 			});
+
+			if (error) {
+				console.error('Sign in error:', error);
+				alert(`Sign in failed: ${error.message}`);
+				return;
+			}
+
+			if (data) {
+				emitSignedInEvent();
+			}
+		} catch (err) {
+			console.error('Sign in error:', err);
+			alert('Sign in failed');
+		}
 	}
 </script>
 

src/lib/components/pokedex/PokedexEntryCatchRecord.svelte

@@ -12,8 +12,8 @@
 
 	// Create a working copy for editing
 	$: workingCatchRecord = catchRecord || {
-		_id: '',
-		userId: '',
+		_id: `temp-${Date.now()}-${pokedexEntry._id}`, // Generate temporary ID
+		userId: '', // TODO: Get from session context
 		pokedexEntryId: pokedexEntry._id,
 		haveToEvolve: false,
 		caught: false,
@@ -136,8 +136,9 @@
 			</div>
 		{/if}
 		<p>
-			<label class="block font-bold mb-1" for={`personalNotesInput-${catchRecord?._id || pokedexEntry._id}`}
-				>Notes:</label
+			<label
+				class="block font-bold mb-1"
+				for={`personalNotesInput-${catchRecord?._id || pokedexEntry._id}`}>Notes:</label
 			>
 			<textarea
 				bind:value={workingCatchRecord.personalNotes}