fix GitHub Actions workflow

- Change dev server from WEBrick to thin
- Update Gemfile & Gemfile.lock
- Update GitHub Actions workflow

Author: 9bow

.github/workflows/deploy-www.yml

@@ -25,10 +25,10 @@ jobs:
       with:
         ruby-version: 3.4.5
         bundler-cache: true
-    - name: Install ruby dependencies
+    - name: Verify bundler installation
       run: |
-        gem install bundler -v 2.3.13
-        bundle install
+        bundler --version
+        bundle check || bundle install
     - name: Initialize & update hub submodule
       run: |
         git submodule deinit -f . && git submodule update --init --recursive

Gemfile

@@ -15,6 +15,7 @@ gem "sass-embedded", "~> 1.70.0"
 
 # Web server for local development
 gem "webrick"
+gem "thin"  # Alternative server for better connection handling
 
 group :jekyll_plugins do
   gem "jekyll-paginate-v2"

Gemfile.lock

@@ -8,6 +8,7 @@ GEM
     colorator (1.1.0)
     concurrent-ruby (1.3.5)
     csv (3.3.5)
+    daemons (1.4.1)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
@@ -24,6 +25,7 @@ GEM
     ffi (1.17.2-arm-linux-gnu)
     ffi (1.17.2-arm-linux-musl)
     ffi (1.17.2-arm64-darwin)
+    ffi (1.17.2-x86_64-linux-gnu)
     forwardable-extended (2.6.0)
     google-protobuf (3.25.8)
     http_parser.rb (0.8.0)
@@ -84,6 +86,7 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (6.0.2)
+    rack (3.2.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
@@ -104,11 +107,18 @@ GEM
       google-protobuf (~> 3.25)
     sass-embedded (1.70.0-x86_64-linux-android)
       google-protobuf (~> 3.25)
+    sass-embedded (1.70.0-x86_64-linux-gnu)
+      google-protobuf (~> 3.25)
     sawyer (0.9.2)
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
+    thin (2.0.1)
+      daemons (~> 1.0, >= 1.0.9)
+      eventmachine (~> 1.0, >= 1.0.4)
+      logger
+      rack (>= 1, < 4)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     tzinfo-data (1.2025.2)
@@ -126,6 +136,7 @@ PLATFORMS
   arm-linux-musleabihf
   arm64-darwin-24
   x86-linux-android
+  x86_64-linux
   x86_64-linux-android
 
 DEPENDENCIES
@@ -141,6 +152,7 @@ DEPENDENCIES
   jekyll-seo-tag
   jekyll-sitemap
   sass-embedded (~> 1.70.0)
+  thin
   tzinfo
   tzinfo-data
   webrick