Add additional question text fields to form parameters

.cfignore

@@ -37,3 +37,11 @@
 /public/packs
 /public/packs-test
 /node_modules
+
+# Ignore Rust build artifacts, but keep the prebuilt widget library
+target/
+ext/widget_renderer/target/
+!ext/widget_renderer/target/
+!ext/widget_renderer/target/release/
+!ext/widget_renderer/target/release/libwidget_renderer.so
+!ext/widget_renderer/libwidget_renderer.so

.circleci/config.yml

@@ -3,13 +3,11 @@
 # Check https://circleci.com/docs/2.0/language-ruby/ for more details
 #
 version: 2.1
-orbs:
-  browser-tools: circleci/[email protected]
 
 jobs:
   build:
     docker:
-       - image: cimg/ruby:3.3.4-browsers
+       - image: cimg/ruby:3.2.8-browsers # Matches deployed Ruby version in CF
          environment:
             RAILS_ENV: test
             PGHOST: 127.0.0.1
@@ -27,19 +25,37 @@ jobs:
             POSTGRES_USER: root
             POSTGRES_DB: touchpoints_test
 
-    parallelism: 1
+    parallelism: 4
     working_directory: ~/repo
 
     steps:
       - run:
           name: Update packages
           command: sudo apt-get update
 
-      - browser-tools/install-chrome: # required for selenium used by tachometer benchmark smoke tests
-          chrome-version: 116.0.5845.96
+      - run:
+          name: Ensure Chrome is available
+          command: |
+            # cimg/ruby:*-browsers images already include Chrome; skip orb command to avoid "Cannot find declaration" errors
+            echo "Using cimg/ruby:3.4.7-browsers which includes Chrome"
 
       - checkout
 
+      - run:
+          name: Install Rust toolchain
+          command: |
+            curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable
+            echo 'source $HOME/.cargo/env' >> $BASH_ENV
+            source $HOME/.cargo/env
+            rustc --version
+            cargo --version
+
+      - run:
+          name: Build widget renderer (Rust)
+          command: |
+            source $HOME/.cargo/env
+            cargo build --release --manifest-path ext/widget_renderer/Cargo.toml
+
       # Download and cache dependencies
       - restore_cache:
           keys:
@@ -90,11 +106,23 @@ jobs:
 
       - run:
           name: Deploy Sidekiq worker servers
-          command: ./.circleci/deploy-sidekiq.sh
+          command: |
+            # Only deploy from a single parallel node to avoid concurrent CF pushes.
+            if [ "${CIRCLE_NODE_INDEX:-0}" != "0" ]; then
+              echo "Skipping Sidekiq deploy on parallel node ${CIRCLE_NODE_INDEX}"
+              exit 0
+            fi
+            ./.circleci/deploy-sidekiq.sh
 
       - run:
           name: Deploy web server(s)
-          command: ./.circleci/deploy.sh
+          command: |
+            # Only deploy from a single parallel node to avoid concurrent CF pushes.
+            if [ "${CIRCLE_NODE_INDEX:-0}" != "0" ]; then
+              echo "Skipping web deploy on parallel node ${CIRCLE_NODE_INDEX}"
+              exit 0
+            fi
+            ./.circleci/deploy.sh
 
   cron_tasks:
     docker:
@@ -112,7 +140,6 @@ jobs:
           command: ./.circleci/cron.sh
 
 workflows:
-  version: 2
   daily_workflow:
     triggers:
       - schedule:

.github/workflows/build-widget.yml

@@ -0,0 +1,52 @@
+name: Build Rust Widget
+
+on:
+  push:
+    branches:
+      - main
+      - develop
+      - staging
+    tags:
+      - 'production-*'
+  release:
+    types: [published]
+  workflow_dispatch:
+
+jobs:
+  build-widget:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Rust (stable)
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+
+      - name: Build widget (Linux .so)
+        working-directory: ext/widget_renderer
+        run: cargo build --release
+
+      - name: Prepare artifact for CF
+        run: |
+          set -euo pipefail
+          mkdir -p ext/widget_renderer/target/release target/release
+          artifact=$(find target ext/widget_renderer/target -maxdepth 4 -name 'libwidget_renderer*.so' 2>/dev/null | head -n 1 || true)
+          if [ -z "${artifact}" ]; then
+            echo "No built libwidget_renderer.so found. Current target tree:"
+            find target ext/widget_renderer/target -maxdepth 4 -type f | sed 's/^/  /'
+            exit 1
+          fi
+          echo "Using artifact: ${artifact}"
+          cp "${artifact}" ext/widget_renderer/libwidget_renderer.so
+          cp "${artifact}" ext/widget_renderer/target/release/libwidget_renderer.so
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: libwidget_renderer.so
+          path: |
+            ext/widget_renderer/libwidget_renderer.so
+            ext/widget_renderer/target/release/libwidget_renderer.so

.gitignore

@@ -25,15 +25,31 @@
 /config/master.key
 
 # Don't check in these things
+.env
 .env.development
+.env.*
 .manifest.yml
 .csv
+vars.yml
+vars*.yml
 
 # For Macs
 .DS_Store
 
 /coverage/
 
+# Ignore RSpec example status persistence file
+/spec/examples.txt
+
 /public/packs
 /public/packs-test
 /node_modules
+
+target/
+**/target/
+
+# Rust extension build artifacts
+ext/widget_renderer/Makefile
+ext/widget_renderer/*.dylib
+# Keep the prebuilt Linux .so for Cloud Foundry deployment
+!ext/widget_renderer/libwidget_renderer.so

.profile.d/build_widget_renderer.sh

@@ -0,0 +1,72 @@
+#!/usr/bin/env bash
+# We want failures in optional copy steps to fall through to the build step,
+# not kill the process before Rails boots.
+set -uo pipefail
+
+if [ -d "${HOME}/ext/widget_renderer" ]; then
+  EXT_DIR="${HOME}/ext/widget_renderer"
+elif [ -d "${HOME}/app/ext/widget_renderer" ]; then
+  EXT_DIR="${HOME}/app/ext/widget_renderer"
+else
+  echo "===> widget_renderer: extension directory not found under HOME: ${HOME}"
+  exit 1
+fi
+LIB_SO="${EXT_DIR}/libwidget_renderer.so"
+LIB_DYLIB="${EXT_DIR}/libwidget_renderer.dylib"
+
+echo "===> widget_renderer: checking for native library in ${EXT_DIR}"
+
+# Helper: hydrate from a built library if it already exists.
+copy_lib() {
+  local src="$1"
+  if [ -f "$src" ]; then
+    echo "===> widget_renderer: using prebuilt library at $src"
+    mkdir -p "${EXT_DIR}/target/release"
+    cp "$src" "${EXT_DIR}/target/release/libwidget_renderer.so"
+    cp "$src" "${EXT_DIR}/libwidget_renderer.so"
+    return 0
+  else
+    echo "===> widget_renderer: no library at $src"
+  fi
+  return 1
+}
+
+# Try common build locations before attempting to compile. Do not exit early if they are absent.
+set +e
+copy_lib "${EXT_DIR}/target/release/libwidget_renderer.so" || \
+copy_lib "${HOME}/target/release/libwidget_renderer.so" || \
+copy_lib "${HOME}/app/target/release/libwidget_renderer.so" || \
+copy_lib "${HOME}/app/ext/widget_renderer/libwidget_renderer.so"
+copy_status=$?
+set -e
+
+# Build the Rust extension at runtime if the shared library is missing.
+if [ ! -f "$LIB_SO" ] && [ ! -f "$LIB_DYLIB" ]; then
+  echo "===> widget_renderer: building native extension"
+
+  # Ensure Cargo toolchain from the Rust buildpack is used (avoid reinstall).
+  if [ -d "/home/vcap/deps/0/rust/cargo/bin" ]; then
+    export CARGO_HOME="/home/vcap/deps/0/rust/cargo"
+  fi
+  if [ -d "/home/vcap/deps/0/rust/rustup" ]; then
+    export RUSTUP_HOME="/home/vcap/deps/0/rust/rustup"
+  fi
+  # Cargo requires HOME to match the runtime user’s home dir (/home/vcap), not /home/vcap/app.
+  export HOME="/home/vcap"
+  echo "===> widget_renderer: CARGO_HOME=${CARGO_HOME:-unset}"
+  echo "===> widget_renderer: RUSTUP_HOME=${RUSTUP_HOME:-unset}"
+
+  # Tell rutie to link against the shared Ruby library provided by the Ruby buildpack.
+  RUBY_LIB_PATH=$(ruby -e 'require "rbconfig"; print RbConfig::CONFIG["libdir"]')
+  RUBY_SO_NAME=$(ruby -e 'require "rbconfig"; print RbConfig::CONFIG["RUBY_SO_NAME"]')
+  export RUTIE_RUBY_LIB_PATH="$RUBY_LIB_PATH"
+  export RUTIE_RUBY_LIB_NAME="$RUBY_SO_NAME"
+  unset RUBY_STATIC
+  export NO_LINK_RUTIE=1
+
+  cd "$EXT_DIR"
+  ruby extconf.rb
+  make
+else
+  echo "===> widget_renderer: native extension already present"
+fi

.rspec

@@ -1 +1,2 @@
 --format documentation
+--profile 10

.ruby-version

@@ -0,0 +1 @@
+3.2.8