fix(ui): 修复 Skills 管理与模型配置交互展示问题 (#4323)

* fix(ui): improve skills and provider interactions

* fix(skills): keep repo manager available on skills.sh

* test(skills): cover repo switch after refresh

* fix(skills): keep refresh available for empty repo results

---------

Co-authored-by: thisTom <19346741+thisTom@users.noreply.github.com>

tests/components/ProviderCardLayout.test.ts

@@ -0,0 +1,26 @@
+import fs from "node:fs";
+import path from "node:path";
+import { describe, expect, it } from "vitest";
+
+const PROVIDER_CARD_TSX = path.resolve(
+  __dirname,
+  "..",
+  "..",
+  "src",
+  "components",
+  "providers",
+  "ProviderCard.tsx",
+);
+
+describe("ProviderCard layout", () => {
+  const source = fs.readFileSync(PROVIDER_CARD_TSX, "utf8");
+
+  it("lets website links use available card width before truncating", () => {
+    expect(source).not.toContain("max-w-[280px]");
+    expect(source).toContain("flex min-w-0 flex-1 items-center gap-2");
+    expect(source).toContain("min-w-0 flex-1 space-y-1");
+    expect(source).toContain(
+      "inline-flex max-w-full items-center overflow-hidden text-left text-sm",
+    );
+  });
+});