test(14.2.1-04): add ML, markdown, resolver, and SPA test matrices

Prove nested ML writes, unsafe markdown rejection, request-locale isolation, and generated FormView types.

Co-authored-by: Cursor <cursoragent@cursor.com>

modules/cabana/openapi_conformance_test.go

@@ -75,6 +75,57 @@ func into[T any]() func(*json.Decoder) error {
 // each real response into the Go type its annotation documents with unknown
 // fields disallowed, and checks admin/openapi/admin.json names that type for
 // the same path, method and status (D-15, D-16; Pitfall 8).
+func TestMLOpenAPIConformance(t *testing.T) {
+	spec := conformSpec(t)
+	if got := spec.ref("/{vendor}/{plugin}/{controller}/schema/form", "get", "200"); got != "cabana.Envelope-cabana_FormView" {
+		t.Fatalf("form schema ref = %q", got)
+	}
+	_, file, _, ok := runtime.Caller(0)
+	if !ok {
+		t.Fatal("caller")
+	}
+	raw, err := os.ReadFile(filepath.Join(filepath.Dir(file), "..", "..", "admin", "openapi", "admin.json"))
+	if err != nil {
+		t.Fatal(err)
+	}
+	doc := string(raw)
+	for _, name := range []string{"cabana.FormField", "cabana.FormView"} {
+		if !strings.Contains(doc, `"`+name+`"`) {
+			t.Fatalf("admin.json missing %s", name)
+		}
+	}
+	schema, err := cabana.CompileForm("acme.demo", stubMLSchemaController{}, fstest.MapFS{
+		"controllers/widgets/config_form.yaml": {Data: []byte("name: posts\nform: ~/plugins/acme/demo/models/widget/fields.yaml\nmodelClass: Widget\n")},
+		"models/widget/fields.yaml": {Data: []byte(`fields:
+    title:
+        type: mltext
+        label: Title
+    excerpt:
+        type: markdown
+        label: Excerpt
+    body:
+        type: mlmarkdown
+        label: Body
+`)},
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	got := map[string]string{}
+	for _, field := range schema.Fields {
+		got[field.Name] = field.Type
+	}
+	if got["title"] != "mltext" || got["excerpt"] != "markdown" || got["body"] != "mlmarkdown" {
+		t.Fatalf("compiled types = %v", got)
+	}
+}
+
+type stubMLSchemaController struct{}
+
+func (stubMLSchemaController) ID() string        { return "acme.demo.widgets" }
+func (stubMLSchemaController) ModelName() string { return "Widget" }
+func (stubMLSchemaController) ConfigDir() string { return "controllers/widgets" }
+
 func TestPhase10OpenAPIConformance(t *testing.T) {
 	env := newConformEnv(t)
 	spec := conformSpec(t)