ui: Remove recommended MCP Servers + improve MCP Servers Settings UI/UX (#25535)

* fix: drop MCP recommendations auto-popup and silent preloads

* feat: Add consent-driven MCP recommendations inside Add New Server dialog

* refactor: Drop mcpDefaultServerOverrides for mcpServers[i].enabled

* feat: Center the empty state on the MCP settings page

* fix: keep existing MCP cards intact when adding a new server

* fix: keep MCP cards stable when a new server is added

* refactor: keep MCP server list in config insertion order

* feat: shrink the recommended-MCP cards to two tools each and fit them in one row

* feat: make recommended MCP cards click-to-fill and tighten copy

* feat: highlight the selected MCP recommendation and stop auto-focus on dialog open

* feat: derive MCP recommendation selection from the form URL

* fix: make recommendation MCP cards fully non-focusable

* fix: redirect focus from first card to the URL input on consent

* chore: Formatting

* refactor: Remove Recommended MCP Servers completely

* fix: Preserve legacy mcpDefaultServerOverrides key after merge migration for downgrade compatibility

tools/ui/src/lib/components/app/mcp/McpActiveServersAvatars.svelte

@@ -13,7 +13,7 @@
 
 	let { class: className = '', onclick }: Props = $props();
 
-	let mcpServers = $derived(mcpStore.getServersSorted().filter((s) => s.enabled));
+	let mcpServers = $derived(mcpStore.getServers().filter((s) => s.enabled));
 	let enabledMcpServersForChat = $derived(
 		mcpServers.filter((s) => conversationsStore.isMcpServerEnabledForChat(s.id) && s.url.trim())
 	);