Test route-proxy without composing: its manifest's own facts and a plan entry's port, since the composition left mesh-sdk

The composer's proof that the manifest composes, and that a port is the placement's, is the node-engine's now (ADR 0593 §7).

Claude-Session: https://claude.ai/code/session_01NcbgfJ9Gum47zkFKWRaovL

modules/route-proxy/cmd/route-provider/manifest_test.go

@@ -54,40 +54,16 @@ func TestRouteProxyKeepsItsPublicAccountDirectory(t *testing.T) {
 	if slices.Contains(m.Requires, "acme-ca") {
 		t.Fatal("route-proxy still asks for acme-ca; the public issuer is its own fact (ADR 0226)")
 	}
-	// As a build would leave it: each artifact a container names resolved to an image. Which image does not matter to
-	// the file checked here. An archive resource carries no image: it unpacks a bundle.
-	for _, res := range m.Resources {
-		if res["type"] == "archive" {
-			continue
-		}
-		if artifact, ok := res["artifact"].(string); ok {
-			delete(res, "artifact")
-			res["image"] = "registry.invalid/route-proxy/" + artifact +
-				"@sha256:1111111111111111111111111111111111111111111111111111111111111111"
-		}
-	}
-	r := catalogue.Resolution{
-		Node:    "anchor",
-		Modules: []catalogue.Manifest{m},
-		Needs: []catalogue.Needed{{
-			Name: "internal-acme-ca", From: "home", At: "home.internal", For: "route-proxy",
-			Serves: map[string]any{"port": float64(9000), "path": "/acme/acme/directory", "roots": "/roots.pem"},
-		}},
-	}
-	// Its own broker credential, sealed as the mesh would; what it is does not matter here.
-	out, err := r.Declaration(catalogue.Rendering{Needed: map[string]map[string]string{"route-proxy": {"broker": "sealed"}}})
-	if err != nil {
-		t.Fatalf("route-proxy could not be composed for a machine: %v", err)
-	}
-	env := resourceNamed(out, "route-proxy.acme-env")
+	// The tree read inlines the template the manifest names, a literal with nothing to fill, so this is what it writes.
+	env := resourceNamed(m.Resources, "acme-env")
 	if env == nil {
-		t.Fatalf("nothing writes the public issuer's environment: %v", out)
+		t.Fatalf("nothing writes the public issuer's environment: %v", m.Resources)
 	}
 	if got, _ := env["content"].(string); got != renderedBeforeTheFold {
 		t.Fatalf("acme.env changed, which moves the proxy's account and reorders every certificate:\ngot  %q\nwant %q",
 			got, renderedBeforeTheFold)
 	}
-	if resourceNamed(out, "route-proxy.bound-acme-ca") != nil {
+	if resourceNamed(m.Resources, "bound-acme-ca") != nil {
 		t.Error("a binding to acme-ca is still written")
 	}
 	var trust string