Update @vitejs/plugin-rsc to fix HMR issues

Author: markdalgleish

integration/helpers/rsc-vite-framework/package.json

@@ -21,7 +21,7 @@
     "@vanilla-extract/css": "^1.17.4",
     "@vanilla-extract/vite-plugin": "^5.1.1",
     "@vitejs/plugin-react": "^4.5.2",
-    "@vitejs/plugin-rsc": "0.4.24",
+    "@vitejs/plugin-rsc": "https://pkg.pr.new/@vitejs/plugin-rsc@788",
     "cross-env": "^7.0.3",
     "typescript": "^5.1.6",
     "vite": "^6.2.0",

integration/helpers/rsc-vite/package.json

@@ -10,7 +10,7 @@
     "typecheck": "tsc"
   },
   "devDependencies": {
-    "@vitejs/plugin-rsc": "0.4.24",
+    "@vitejs/plugin-rsc": "https://pkg.pr.new/@vitejs/plugin-rsc@788",
     "@types/express": "^5.0.0",
     "@types/node": "^22.13.1",
     "@types/react": "^19.1.8",

integration/vite-css-test.ts

@@ -594,14 +594,10 @@ async function hmrWorkflow({
         `CSS update for ${routeFile}`,
       ).toHaveCSS("padding", NEW_PADDING);
 
-      // TODO: Fix state preservation when changing these styles in RSC
-      // Framework mode. This appears to be a deeper HMR issue with
-      // changing non-React modules imported by the route.
+      // TODO: Fix state preservation for Vanilla Extract HMR
       if (
         templateName.includes("rsc") &&
-        (file === "styles.module.css" ||
-          file === "styles-postcss-linked.css" ||
-          file === "styles-vanilla-global.css.ts")
+        file === "styles-vanilla-global.css.ts"
       ) {
         continue;
       }

integration/vite-hmr-hdr-test.ts

@@ -352,9 +352,6 @@ async function workflow({
   await expect(hdrStatus).toHaveText(
     "HDR updated: route & direct 2 & indirect 2",
   );
-  // TODO: Investigate why this is flaky in CI for RSC Framework Mode
-  if (!templateName.includes("rsc")) {
-    await expect(input).toHaveValue("stateful");
-  }
+  await expect(input).toHaveValue("stateful");
   expect(page.errors).toEqual([]);
 }

packages/react-router-dev/package.json

@@ -78,7 +78,7 @@
     "@babel/types": "^7.27.7",
     "@npmcli/package-json": "^4.0.1",
     "@react-router/node": "workspace:*",
-    "@vitejs/plugin-rsc": "0.4.24",
+    "@vitejs/plugin-rsc": "https://pkg.pr.new/@vitejs/plugin-rsc@788",
     "arg": "^5.0.1",
     "babel-dead-code-elimination": "^1.0.6",
     "chokidar": "^4.0.0",

playground/rsc-vite-framework/package.json

@@ -18,7 +18,7 @@
     "@types/react": "^19.1.8",
     "@types/react-dom": "^19.1.6",
     "@vitejs/plugin-react": "^4.5.2",
-    "@vitejs/plugin-rsc": "0.4.24",
+    "@vitejs/plugin-rsc": "https://pkg.pr.new/@vitejs/plugin-rsc@788",
     "cross-env": "^7.0.3",
     "remark-frontmatter": "^5.0.0",
     "remark-mdx-frontmatter": "^5.2.0",

playground/rsc-vite/package.json

@@ -15,7 +15,7 @@
     "@types/react": "^19.1.8",
     "@types/react-dom": "^19.1.6",
     "@vitejs/plugin-react": "^4.5.2",
-    "@vitejs/plugin-rsc": "0.4.24",
+    "@vitejs/plugin-rsc": "https://pkg.pr.new/@vitejs/plugin-rsc@788",
     "cross-env": "^7.0.3",
     "typescript": "^5.1.6",
     "vite": "^6.2.0"