feat: Strata-Modell liest Bilder (models.json input image)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tests/config.test.mjs

@@ -20,6 +20,8 @@ test("models.json: Provider strata zeigt auf den lokalen Strata-Server (:9090)",
   assert.ok(p, "Provider strata fehlt");
   assert.match(p.baseUrl, /^http:\/\/127\.0\.0\.1:9090\/v1$/);
   assert.deepEqual(p.models.map((m) => m.id), ["qwen3.8-flash-next-iq3_s"]);
+  // Strata reads pictures with its vision encoder (setup --vision cpu); pi drops images for text-only models.
+  assert.deepEqual(p.models[0].input, ["text", "image"]);
 });
 
 test("models.json: tote Dual-/Alt-Provider sind entfernt", () => {