Update ruby

Old ruby doesn't work on my ubuntu machine default version.

Just update. We're so out of date!

.ruby-version

@@ -1 +1 @@
-2.7.7
+3.2.2

Gemfile.lock

@@ -11,22 +11,22 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.9)
-    deep_merge (1.2.1)
-    em-websocket (0.5.2)
+    concurrent-ruby (1.3.3)
+    deep_merge (1.2.2)
+    em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
+      http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    execjs (2.8.1)
-    ffi (1.15.4)
+    execjs (2.9.1)
+    ffi (1.17.0)
     forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
-    i18n (1.8.10)
+    http_parser.rb (0.8.0)
+    i18n (1.14.5)
       concurrent-ruby (~> 1.0)
-    jekyll (4.2.1)
+    jekyll (4.2.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -49,47 +49,49 @@ GEM
       deep_merge (~> 1.2)
       jekyll (>= 3.0)
     jekyll-paginate (1.1.0)
-    jekyll-sass-converter (2.1.0)
+    jekyll-sass-converter (2.2.0)
       sassc (> 2.0.1, < 3.0)
     jekyll-seo-tag (2.7.1)
       jekyll (>= 3.8, < 5.0)
     jekyll-sitemap (1.4.0)
       jekyll (>= 3.7, < 5.0)
-    jekyll-target-blank (2.0.0)
+    jekyll-target-blank (2.0.2)
       jekyll (>= 3.0, < 5.0)
       nokogiri (~> 1.10)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    json (2.6.3)
-    kramdown (2.3.1)
+    json (2.7.2)
+    kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    liquid (4.0.3)
-    listen (3.7.0)
+    liquid (4.0.4)
+    listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
-    mini_portile2 (2.8.4)
-    nokogiri (1.15.3)
+    mini_portile2 (2.8.7)
+    nokogiri (1.16.6)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.6)
-    racc (1.7.1)
-    rb-fsevent (0.11.0)
-    rb-inotify (0.10.1)
+    public_suffix (6.0.0)
+    racc (1.8.0)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.2.5)
-    rouge (3.26.1)
+    rexml (3.3.1)
+      strscan
+    rouge (3.30.0)
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)
+    strscan (3.1.0)
     terminal-table (2.0.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     unicode-display_width (1.8.0)
-    webrick (1.7.0)
+    webrick (1.8.1)
 
 PLATFORMS
   ruby

readme.md

@@ -37,7 +37,7 @@ You can now access the server at [http://0.0.0.0:4000](http://0.0.0.0:4000)
 
 You'll need:
 - Python 3.8 or later
-- Ruby 2.7.7
+- Ruby 3.2.2
 
 #### Install Dependencies
 

requirements.txt

@@ -1,3 +1,4 @@
-blockdiag
-Pillow==9.5.0
+# Install a newer version of blockdiag, that's compatible with modern pillow
+git+https://github.com/blockdiag/blockdiag.git@refs/pull/179/head
+Pillow==10.3.0
 funcparserlib==1.0.0a0