justin808 · Oct 27, 2026 · Oct 27, 2026 · Oct 27, 2026 · Oct 27, 2026
diff --git a/.controlplane/Dockerfile b/.controlplane/Dockerfile
@@ -1,5 +1,5 @@
 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile
-ARG RUBY_VERSION=3.4.6
+ARG RUBY_VERSION=3.4.9
 FROM registry.docker.com/library/ruby:$RUBY_VERSION-slim AS base
 
 # Current commit hash environment variable

diff --git a/.github/workflows/demo-fleet-smoke.yml b/.github/workflows/demo-fleet-smoke.yml
@@ -13,7 +13,7 @@ jobs:
   smoke:
     uses: shakacode/react_on_rails/.github/workflows/demo-fleet-smoke.yml@613c6c2a251a782328b26d68e7f23daa9b677497 # Source snapshot 2026-07-18
     with:
-      ruby-version: "3.4.6"
+      ruby-version: "3.4.9"
       node-version: "22"
       install-command: >-
         bundle config set path vendor/bundle && bundle install --jobs 4 --retry 3 && yarn install --frozen-lockfile &&

diff --git a/.github/workflows/js_test.yml b/.github/workflows/js_test.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [22.x]
-        ruby: [3.4.6]
+        ruby: [3.4.9]
 
     env:
       RAILS_ENV: test

diff --git a/.github/workflows/lint_test.yml b/.github/workflows/lint_test.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [22.x]
-        ruby: [3.4.6]
+        ruby: [3.4.9]
 
     env:
       RAILS_ENV: test

diff --git a/.github/workflows/rspec_test.yml b/.github/workflows/rspec_test.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [22.x]
-        ruby: [3.4.6]
+        ruby: [3.4.9]
 
     services:
       postgres:
@@ -88,7 +88,7 @@ jobs:
         run: yarn res:build
 
       - name: Build shakapacker chunks
-        run: NODE_ENV=development bundle exec bin/shakapacker
+        run: bundle exec bin/shakapacker
 
       - name: Start Node renderer for SSR
         run: |

diff --git a/.ruby-version b/.ruby-version
@@ -1 +1 @@
-3.4.6
+3.4.9
diff --git a/Gemfile b/Gemfile
@@ -3,10 +3,10 @@
 source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby "3.4.6"
+ruby "3.4.9"
 
 gem "cpflow", "6.0.1", require: false
-gem "react_on_rails_pro", "17.2.0"
+gem "react_on_rails_pro", "17.2.1.rc.0"
 gem "shakapacker", "10.3.2"
 
 # Bundle edge Rails instead: gem "rails", github: "rails/rails"

diff --git a/Gemfile.lock b/Gemfile.lock
@@ -343,21 +343,21 @@ GEM
       erb
       psych (>= 4.0.0)
       tsort
-    react_on_rails (17.2.0)
+    react_on_rails (17.2.1.rc.0)
       addressable
       connection_pool
       execjs (~> 2.5)
       rails (>= 5.2)
       rainbow (~> 3.0)
       shakapacker (>= 6.0)
-    react_on_rails_pro (17.2.0)
+    react_on_rails_pro (17.2.1.rc.0)
       async (>= 2.29)
       async-http (~> 0.95)
       execjs (~> 2.9)
       io-endpoint (~> 0.17.0)
       jwt (>= 2.8, < 4)
       nokogiri (>= 1.12, < 2)
-      react_on_rails (= 17.2.0)
+      react_on_rails (= 17.2.1.rc.0)
     redcarpet (3.6.0)
     redis (5.3.0)
       redis-client (>= 0.22.0)
@@ -540,7 +540,7 @@ DEPENDENCIES
   rails-html-sanitizer
   rails_best_practices
   rainbow
-  react_on_rails_pro (= 17.2.0)
+  react_on_rails_pro (= 17.2.1.rc.0)
   redcarpet
   redis (~> 5.0)
   rspec-rails (~> 6.0.0)
@@ -562,7 +562,7 @@ DEPENDENCIES
   web-console
 
 RUBY VERSION
-   ruby 3.4.6p54
+   ruby 3.4.9p82
 
 BUNDLED WITH
    2.4.17
diff --git a/README.md b/README.md
@@ -129,7 +129,7 @@ See package.json and Gemfile for versions
 
 ### Prerequisites
 - Node `v22.3.0` or above. Be sure that you have Node installed! We suggest using [nvm](https://github.com/creationix/nvm) and running `nvm list` to check the active Node version. See this article [Updating and using nvm](http://forum.shakacode.com/t/updating-and-using-nvm/293).
-- Ruby 3.4.6 or above
+- Ruby 3.4.9 or above
 - Postgres v9.2 or above
 - Redis. Check that you have Redis installed by running `which redis-server`. If missing and on MacOS, install with Homebrew (`brew install redis`)
 - [Yarn](https://yarnpkg.com/).
@@ -184,13 +184,13 @@ assets_bundler: rspack
 
 ### Version Targets
 
-- `react_on_rails_pro` gem: `17.1.0`
-- `react-on-rails-pro` npm package: `17.1.0`
-- `react-on-rails-pro-node-renderer` npm package: `17.1.0`
-- `react-on-rails-rsc` npm package: `19.3.0`
-- `shakapacker` gem/npm package: `10.2.0`
+- `react_on_rails_pro` gem: `17.2.1.rc.0`
+- `react-on-rails-pro` npm package: `17.2.1-rc.0`
+- `react-on-rails-pro-node-renderer` npm package: `17.2.1-rc.0`
+- `react-on-rails-rsc` npm package: `19.3.1`
+- `shakapacker` gem/npm package: `10.3.2`
 - `@rspack/core` and `@rspack/cli`: `2.0.4`
-- `react`, `react-dom`, and `react-server-dom-webpack`: `19.2.8` (exact RC validation pins)
+- `react`, `react-dom`, and `react-server-dom-webpack`: `19.3.1` (exact RC validation pins)
 
 ### Why Rspack
 

diff --git a/conductor-setup.sh b/conductor-setup.sh
@@ -40,7 +40,7 @@ run_cmd() {
     fi
 }
 
-# Note: This project requires Ruby 3.4.6.
+# Note: This project requires Ruby 3.4.9.
 # Please ensure you have the correct Ruby version active before running this script.
 
 # Check required tools

diff --git a/package.json b/package.json
@@ -78,18 +78,18 @@
     "postcss-loader": "7.3.3",
     "postcss-preset-env": "^8.5.0",
     "prop-types": "^15.8.1",
-    "react": "19.2.8",
-    "react-dom": "19.2.8",
+    "react": "19.3.1",
+    "react-dom": "19.3.1",
     "react-error-boundary": "^4.1.2",
     "react-intl": "^6.4.4",
-    "react-on-rails-pro": "17.2.0",
-    "react-on-rails-pro-node-renderer": "17.2.0",
-    "react-on-rails-rsc": "19.3.0",
+    "react-on-rails-pro": "17.2.1-rc.0",
+    "react-on-rails-pro-node-renderer": "17.2.1-rc.0",
+    "react-on-rails-rsc": "19.3.1",
     "react-redux": "^8.1.0",
     "react-router": "^6.30.6",
     "react-router-dom": "^6.30.6",
     "react-router-redux": "^4.0.8",
-    "react-server-dom-webpack": "19.2.8",
+    "react-server-dom-webpack": "19.3.1",
     "react-transition-group": "4.4.5",
     "redux": "^4.2.1",
     "redux-thunk": "^2.2.0",

diff --git a/yarn.lock b/yarn.lock
@@ -8917,12 +8917,12 @@ react-deep-force-update@^1.0.0:
   resolved "https://registry.npmjs.org/react-deep-force-update/-/react-deep-force-update-1.1.2.tgz"
   integrity sha512-WUSQJ4P/wWcusaH+zZmbECOk7H5N2pOIl0vzheeornkIMhu+qrNdGFm0bDZLCb0hSF0jf/kH1SgkNGfBdTc4wA==
 
-react-dom@19.2.8:
-  version "19.2.8"
-  resolved "https://registry.npmjs.org/react-dom/-/react-dom-19.2.8.tgz#3b46b9eeda877cdff2cf13d2770fff4ae36c2ec2"
-  integrity sha512-rVprimfGBG3DR+Tq0IQG2DT5PxKth1WIGDmj5yPmlzr4YBe7uyE+Du4oVqTDXZSHGGGXRtTJEGSSePyQCMBglQ==
+react-dom@19.3.1:
+  version "19.3.1"
+  resolved "https://registry.npmjs.org/react-dom/-/react-dom-19.3.1.tgz#b384c53cfcbe9c2a5d09d863b98455de9d68afe2"
+  integrity sha512-Y0bARz53lhEC1NMCASs0/j+faB/zqt3R8hpvg1e8+61ZVJ4UL0UdC4cBbXfZMcIuhrfgeILTLe+ZeBCavQPtKQ==
   dependencies:
-    scheduler "^0.27.0"
+    scheduler "^0.28.0"
 
 react-error-boundary@^4.1.2:
   version "4.1.2"
@@ -8962,10 +8962,10 @@ react-is@^18.0.0, react-is@^18.3.1:
   resolved "https://registry.npmjs.org/react-is/-/react-is-18.3.1.tgz"
   integrity sha512-/LLMVyas0ljjAtoYiPqYiL8VWXzUUdThrmU5+n20DZv+a+ClRoevUzw5JxU+Ieh5/c87ytoTBV9G1FiKfNJdmg==
 
-react-on-rails-pro-node-renderer@17.2.0:
-  version "17.2.0"
-  resolved "https://registry.npmjs.org/react-on-rails-pro-node-renderer/-/react-on-rails-pro-node-renderer-17.2.0.tgz#bc6db6b8422f550837cfd3e26c914499c6edcd45"
-  integrity sha512-E+mu0a3JEwYVivfmuEfLuZwHTBPyflousjeWuOF5yB5TrFkCjwKS3wdqX9ccZ2a/MGyslk/HSU0O7yj7nQ77fg==
+react-on-rails-pro-node-renderer@17.2.1-rc.0:
+  version "17.2.1-rc.0"
+  resolved "https://registry.npmjs.org/react-on-rails-pro-node-renderer/-/react-on-rails-pro-node-renderer-17.2.1-rc.0.tgz#9c9218d38f2534be695f7bf9143f3021881524fe"
+  integrity sha512-CBrATBOK7XjrwvPns8sxTNXJ5VLeDHNxxD5prTZNRem9+9I09sRgkUA4+qR24P8HEBP2jAf3FlxlVi3CN8VR2w==
   dependencies:
     "@fastify/formbody" "^7.4.0 || ^8.0.2"
     "@fastify/multipart" "^8.3.1 || ^9.0.3"
@@ -8975,28 +8975,28 @@ react-on-rails-pro-node-renderer@17.2.0:
     lockfile "^1.0.4"
     pino "^9.14.0 || ^10.1.0"
 
-react-on-rails-pro@17.2.0:
-  version "17.2.0"
-  resolved "https://registry.npmjs.org/react-on-rails-pro/-/react-on-rails-pro-17.2.0.tgz#fbc00542b431beb4809a0db678abefb879aa4800"
-  integrity sha512-89DFq32Nuz+nngBR/7SEZb3Qk2glD2X4/2HtqQYzEiWMAKDh5w1isHcKepezBiLUgXo1x9TTjUntkAWrmToDkA==
+react-on-rails-pro@17.2.1-rc.0:
+  version "17.2.1-rc.0"
+  resolved "https://registry.npmjs.org/react-on-rails-pro/-/react-on-rails-pro-17.2.1-rc.0.tgz#804bd36f460fd840dfc71ad3e206c23523766282"
+  integrity sha512-tsznD0FmfDVW3TFfUz+WSiAQ9BBcYGIXnGUkqemDmsNIZcLi+8qkGf9nI1qoPwJu7G1t7RutC326ao+33+kLZw==
   dependencies:
-    react-on-rails "17.2.0"
+    react-on-rails "17.2.1-rc.0"
 
-react-on-rails-rsc@19.3.0:
-  version "19.3.0"
-  resolved "https://registry.npmjs.org/react-on-rails-rsc/-/react-on-rails-rsc-19.3.0.tgz#69f304f5ab3fc3143779450588664f5fb3808939"
-  integrity sha512-K2QuvKMYu2V+8egZbRp+2YO7imPXk+/CKw13WQdQORg0tfsQgy5fVKaKBcRCPAJHD019UfAR6palEwQ2tNvOvg==
+react-on-rails-rsc@19.3.1:
+  version "19.3.1"
+  resolved "https://registry.npmjs.org/react-on-rails-rsc/-/react-on-rails-rsc-19.3.1.tgz#b614d90ab4871c7b1abb907055bc4de01732544c"
+  integrity sha512-pQlYW6PvaBBY2Q57H5TpQZ04DOQmrZMnVnHakcPIqcMGogLJ0JiC6hVsVxMofFBcwG326UA/VjLCuj16mEXx6A==
   dependencies:
     "@babel/parser" "^7.28.5"
     acorn-loose "^8.3.0"
     neo-async "^2.6.1"
-    react-server-dom-webpack "~19.2.8"
+    react-server-dom-webpack "~19.3.0"
     webpack-sources "^3.2.0"
 
-react-on-rails@17.2.0:
-  version "17.2.0"
-  resolved "https://registry.npmjs.org/react-on-rails/-/react-on-rails-17.2.0.tgz#6dfb1f9b9eb2c8912c5b5d2d06230b484d80cd3a"
-  integrity sha512-t6vOTT7fnyIB4VtW3chl3b1DcmQVR01sNhg1nevTol0hySweWCdigAOCfFyTDyGgSiXYD2ZGrZUSKGz2oVOm3Q==
+react-on-rails@17.2.1-rc.0:
+  version "17.2.1-rc.0"
+  resolved "https://registry.npmjs.org/react-on-rails/-/react-on-rails-17.2.1-rc.0.tgz#2f9cbc6a569037ea1d7ac39ab73edd1b85ccceff"
+  integrity sha512-kG9u0n2MKV02yJIti+/33//gkOPxbIL0nkceAkaZF1iEl63L2a8uUzO9Xc0d5QKfMLKVAF6bpBc2UzNfqMmMWw==
 
 react-proxy@^1.1.7:
   version "1.1.8"
@@ -9043,10 +9043,10 @@ react-router@6.30.6, react-router@^6.30.6:
   dependencies:
     "@remix-run/router" "1.23.4"
 
-react-server-dom-webpack@19.2.8, react-server-dom-webpack@~19.2.8:
-  version "19.2.8"
-  resolved "https://registry.npmjs.org/react-server-dom-webpack/-/react-server-dom-webpack-19.2.8.tgz#f25752bedff5173500579e72055281a3ee5b7638"
-  integrity sha512-rFO1VJZ+cH9ZH6hGy9+qmIsmZHZpCMKJZXhWHqT71UnSfg+w+W+gwrwp58MVzMqdFquG8GF1c6C8q0OGphkEdg==
+react-server-dom-webpack@19.3.1, react-server-dom-webpack@~19.3.0:
+  version "19.3.1"
+  resolved "https://registry.npmjs.org/react-server-dom-webpack/-/react-server-dom-webpack-19.3.1.tgz#c611e30c1d0831192cc4fd9b86f1356d7cca46ea"
+  integrity sha512-I1Smf6Yc+389rFWPwyYjvCQVK1XFWpb2M9gvgYgfpbZ+LPqkZtb0tT9Fwdk0K+wknK2E+ns82lC0DCYLnXCVGA==
   dependencies:
     acorn-loose "^8.3.0"
     neo-async "^2.6.1"
@@ -9070,10 +9070,10 @@ react-transition-group@4.4.5:
     loose-envify "^1.4.0"
     prop-types "^15.6.2"
 
-react@19.2.8:
-  version "19.2.8"
-  resolved "https://registry.npmjs.org/react/-/react-19.2.8.tgz#a80663dbb58d69c6fe3fd291d3cb324e8a7dff2d"
-  integrity sha512-PWaYA1L/q9u2u7xYQi+Y3L3Yfnie7XyLeaJICV1MGD6LprsBxcAqGjYyr0eY3p+QdsA+x/Irkt4Qif8D63+Sbw==
+react@19.3.1:
+  version "19.3.1"
+  resolved "https://registry.npmjs.org/react/-/react-19.3.1.tgz#26e9523fc36ea06be5050ebb780249a133260ad7"
+  integrity sha512-QNhWdt7nrgVWWQG58QuGsAR3jv3Hbe4mb4vz7w2csnHavciZJgda1CPNaldF6eVxv90ud3jUXpKlHL69gO38yw==
 
 read-cache@^1.0.0:
   version "1.0.0"
@@ -9505,10 +9505,10 @@ saxes@^6.0.0:
   dependencies:
     xmlchars "^2.2.0"
 
-scheduler@^0.27.0:
-  version "0.27.0"
-  resolved "https://registry.npmjs.org/scheduler/-/scheduler-0.27.0.tgz#0c4ef82d67d1e5c1e359e8fc76d3a87f045fe5bd"
-  integrity sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q==
+scheduler@^0.28.0:
+  version "0.28.0"
+  resolved "https://registry.npmjs.org/scheduler/-/scheduler-0.28.0.tgz#03d3ca348aeaf8b7502f64468f217b27523f9695"
+  integrity sha512-juorfCmIkIw8tT+p5BXSm6PJjQF/ycEYmKyzURCIt/RaZIhL+PulbQ9Yu2z1HdOJDdqDTlxA1+xKBmHXJsczAw==
 
 schema-utils@^3.0.0, schema-utils@^3.3.0:
   version "3.3.0"