Added some i18n keys & updated german locale

src/lib/components/chat/Settings/Account.svelte

@@ -447,7 +447,7 @@
 								{/if}
 							</button>
 
-							<Tooltip content="Create new key">
+							<Tooltip content={$i18n.t('Create new key')}>
 								<button
 									class=" px-1.5 py-1 dark:hover:bg-gray-850transition rounded-lg"
 									on:click={() => {
@@ -479,7 +479,7 @@
 							>
 								<Plus strokeWidth="2" className=" size-3.5" />
 
-								Create new secret key</button
+								{$i18n.t('Create new secret key')}</button
 							>
 						{/if}
 					</div>

src/lib/components/chat/Settings/Connections.svelte

@@ -164,7 +164,7 @@
 						<div class="flex gap-1.5">
 							<input
 								class="w-full rounded-lg py-2 px-4 text-sm dark:text-gray-300 dark:bg-gray-850 outline-none"
-								placeholder="Enter URL (e.g. http://localhost:11434)"
+								placeholder={$i18n.t('Enter URL (e.g. http://localhost:11434)')}
 								bind:value={url}
 							/>