fixed warnings

frontend/src/lib/PriceChart.svelte

@@ -194,7 +194,7 @@
       </defs>
 
       <!-- Out-of-stock spans — rose shade behind everything -->
-      {#each oosBands as b}
+      {#each oosBands as b (b.x)}
         <rect
           x={b.x}
           y={PAD.t}
@@ -206,7 +206,7 @@
       {/each}
 
       <!-- Gridlines + price ticks -->
-      {#each gridLines as g}
+      {#each gridLines as g (g.v)}
         <line
           x1={PAD.l}
           y1={g.gy}
@@ -254,7 +254,7 @@
       />
 
       <!-- Per-check dots; sold-out checks ringed in rose -->
-      {#each coords as c, i}
+      {#each coords as c, i (i)}
         <circle
           cx={c.cx}
           cy={c.cy}

frontend/src/routes/+page.svelte

@@ -38,7 +38,7 @@
     </div>
 
     <div class="grid gap-4 sm:grid-cols-3">
-      {#each [['I', 'MAKE A LIST', 'group wants by topic'], ['II', 'PASTE A LINK', 'we track the price'], ['III', 'GET AN EMAIL', 'the moment it drops']] as [n, t, d]}
+      {#each [['I', 'MAKE A LIST', 'group wants by topic'], ['II', 'PASTE A LINK', 'we track the price'], ['III', 'GET AN EMAIL', 'the moment it drops']] as [n, t, d] (n)}
         <div class="panel p-5">
           <p class="gospel text-4xl">{n}</p>
           <p class="mt-1 font-display text-lg font-bold">{t}</p>

frontend/src/routes/settings/+page.svelte

@@ -96,7 +96,7 @@
         <div>
           <label class="label" for="loc">language</label>
           <select id="loc" class="field mt-1" bind:value={settings.locale}>
-            {#each locales as l}<option value={l}>{l.toUpperCase()}</option>{/each}
+            {#each locales as l (l)}<option value={l}>{l.toUpperCase()}</option>{/each}
           </select>
         </div>
         <div>