diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 56fd89ff67b..c15ad83f87b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,16 +12,16 @@ jobs:
 
     strategy:
       matrix:
-        ruby-version: [3.1]
+        ruby-version: ['3.4']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby-version }}
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: vendor/bundle
         key: gems-${{ runner.os }}-${{ matrix.ruby-version }}-${{ hashFiles('**/Gemfile.lock') }}
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 6a032b44969..f3f96cce378 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -11,16 +11,16 @@ jobs:
 
     runs-on: ubuntu-latest
     env:
-      ruby-version: 2.6
+      ruby-version: '3.4'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ env.ruby-version }}
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: vendor/bundle
         key: gems-${{ runner.os }}-${{ env.ruby-version }}-${{ hashFiles('**/Gemfile.lock') }}
diff --git a/.github/workflows/dev_deploy.yml b/.github/workflows/dev_deploy.yml
index d9edd290178..c02c6e7643b 100644
--- a/.github/workflows/dev_deploy.yml
+++ b/.github/workflows/dev_deploy.yml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
     - name: Check out the repo
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v1
@@ -53,16 +53,16 @@ jobs:
 
     runs-on: ubuntu-latest
     env:
-      ruby-version: 2.6
+      ruby-version: '3.4'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ env.ruby-version }}
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: vendor/bundle
         key: gems-${{ runner.os }}-${{ env.ruby-version }}-${{ hashFiles('**/Gemfile.lock') }}
diff --git a/.ruby-version b/.ruby-version
index 6cb9d3dd0d6..2aa51319921 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.4.3
+3.4.7
diff --git a/Gemfile b/Gemfile
index 28ad6f4375f..129eae593b9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -10,6 +10,7 @@ gem 'middleman', '~> 4.4'
 gem 'middleman-syntax', '~> 3.2'
 gem 'middleman-autoprefixer', '~> 3.0'
 gem 'middleman-sprockets', '~> 4.1'
+gem 'sprockets', '~> 3.7'
 gem 'middleman-data_source'
 gem 'rouge', '~> 3.21'
 gem 'redcarpet', '~> 3.6.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 3d66c0fc216..d3e55a0246a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,63 +1,74 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (7.0.8)
+    activesupport (7.0.10)
+      base64
+      benchmark (>= 0.3)
+      bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
+      drb
       i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
       minitest (>= 5.1)
+      mutex_m
+      securerandom (>= 0.3)
       tzinfo (~> 2.0)
-    addressable (2.8.6)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.8.9)
+      public_suffix (>= 2.0.2, < 8.0)
     autoprefixer-rails (10.3.1.0)
       execjs (~> 2)
-    backports (3.24.1)
+    backports (3.25.3)
     base64 (0.3.0)
+    benchmark (0.5.0)
     bigdecimal (4.0.1)
     borrower (0.10.0)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.2.3)
-    contracts (0.16.1)
-    dotenv (2.8.1)
+    concurrent-ruby (1.3.6)
+    contracts (0.17.3)
+    dotenv (3.2.0)
+    drb (2.2.3)
     erubis (2.7.0)
-    execjs (2.9.1)
+    execjs (2.10.0)
     fast_blank (1.0.1)
-    fastimage (2.3.0)
-    ffi (1.16.3)
-    haml (6.3.0)
-      temple (>= 0.8.2)
-      thor
+    fastimage (2.4.0)
+    ffi (1.17.3)
+    ffi (1.17.3-x86_64-linux-gnu)
+    haml (5.2.2)
+      temple (>= 0.8.0)
       tilt
     hamster (3.0.0)
       concurrent-ruby (~> 1.0)
     hashie (3.6.0)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    kramdown (2.4.0)
-      rexml
-    listen (3.8.0)
+    kramdown (2.5.2)
+      rexml (>= 3.4.4)
+    listen (3.10.0)
+      logger
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
+    logger (1.7.0)
     memoist (0.16.2)
-    middleman (4.5.1)
+    middleman (4.4.3)
       coffee-script (~> 2.2)
-      haml (>= 4.0.5)
+      haml (>= 4.0.5, < 6.0)
       kramdown (>= 2.3.0)
-      middleman-cli (= 4.5.1)
-      middleman-core (= 4.5.1)
+      middleman-cli (= 4.4.3)
+      middleman-core (= 4.4.3)
     middleman-autoprefixer (3.0.0)
       autoprefixer-rails (~> 10.0)
       middleman-core (>= 4.0.0)
-    middleman-cli (4.5.1)
-      thor (>= 0.17.0, < 1.3.0)
-    middleman-core (4.5.1)
+    middleman-cli (4.4.3)
+      thor (>= 0.17.0, < 2.0)
+    middleman-core (4.4.3)
       activesupport (>= 6.1, < 7.1)
       addressable (~> 2.4)
       backports (~> 3.6)
       bundler (~> 2.0)
-      contracts (~> 0.13, < 0.17)
+      contracts (~> 0.13)
       dotenv
       erubis
       execjs (~> 2.0)
@@ -88,7 +99,9 @@ GEM
       middleman-core (>= 3.2)
       rouge (~> 3.2)
     mini_portile2 (2.8.9)
-    minitest (5.21.2)
+    minitest (6.0.2)
+      drb (~> 2.0)
+      prism (~> 1.5)
     mutex_m (0.3.0)
     nokogiri (1.18.10)
       mini_portile2 (~> 2.8.2)
@@ -100,18 +113,19 @@ GEM
       padrino-support (= 0.15.3)
       tilt (>= 1.4.1, < 3)
     padrino-support (0.15.3)
-    parallel (1.24.0)
+    parallel (1.27.0)
     parslet (2.0.0)
-    public_suffix (5.0.4)
+    prism (1.9.0)
+    public_suffix (7.0.2)
     racc (1.8.1)
-    rack (2.2.8)
+    rack (2.2.22)
     rack-test (0.6.3)
       rack (>= 1.0)
     rb-fsevent (0.11.2)
-    rb-inotify (0.10.1)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
     redcarpet (3.6.1)
-    rexml (3.2.6)
+    rexml (3.4.4)
     rouge (3.30.0)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
@@ -120,12 +134,14 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.7)
     sassc (2.4.0)
       ffi (~> 1.9)
+    securerandom (0.4.1)
     servolux (0.13.0)
-    sprockets (3.7.2)
+    sprockets (3.7.5)
+      base64
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    temple (0.10.3)
-    thor (1.2.2)
+    temple (0.10.4)
+    thor (1.5.0)
     tilt (2.0.11)
     toml (0.3.0)
       parslet (>= 1.8.0, < 3.0.0)
@@ -152,6 +168,7 @@ DEPENDENCIES
   redcarpet (~> 3.6.0)
   rouge (~> 3.21)
   sass
+  sprockets (~> 3.7)
   webrick
 
 RUBY VERSION
diff --git a/config.rb b/config.rb
index 3074398dd49..39f42f5826d 100644
--- a/config.rb
+++ b/config.rb
@@ -1,3 +1,8 @@
+# Monkey-patch File.exists? removed in Ruby 3.2, needed by the borrower gem
+class << ::File
+  alias_method :exists?, :exist? unless method_defined?(:exists?)
+end
+
 # Unique header generation
 # Fix for issue with header titles that are duplicated in different sections of the ToC
 # from: https://github.com/slatedocs/slate/issues/738#issuecomment-406353752
diff --git a/config/borrower_patch.rb b/config/borrower_patch.rb
new file mode 100644
index 00000000000..276bb8d887c
--- /dev/null
+++ b/config/borrower_patch.rb
@@ -0,0 +1,9 @@
+# This is a monkey patch to fix the File.exists? method that was removed in newer Ruby versions
+# The borrower gem (v0.10.0) uses this deprecated method, but in Ruby 3.4+ it's been removed
+# This patch adds back the method by redirecting to the new File.exist? method
+
+class File
+  def self.exists?(path)
+    exist?(path)
+  end
+end
diff --git a/source/data/tables.sql b/source/data/tables.sql
index 89c59ddcf10..7e60a929dbe 100644
--- a/source/data/tables.sql
+++ b/source/data/tables.sql
@@ -51,7 +51,7 @@ CREATE TABLE event_imports ("id" integer, "event_import_batch_id" integer, "impo
 DROP TABLE IF EXISTS event_types;
 CREATE TABLE event_types ("id" bigint, "organisation_id" bigint, "name" CHARACTER VARYING(max), "localized_names" CHARACTER VARYING(max), "created_at" timestamp without time zone, "updated_at" timestamp without time zone, "external_ids" CHARACTER VARYING(max), "crm_settings" CHARACTER VARYING(max));
 DROP TABLE IF EXISTS events;
-CREATE TABLE events ("id" integer, "title" CHARACTER VARYING(max), "slug" CHARACTER VARYING(max), "start_at" timestamp without time zone, "end_at" timestamp without time zone, "location_id" integer, "created_at" timestamp without time zone, "updated_at" timestamp without time zone, "user_id" integer, "organisation_id" integer, "calendar_id" integer, "admin_status" CHARACTER VARYING(max), "admin_reason" CHARACTER VARYING(max), "administered_at" timestamp without time zone, "max_attendees_count" integer, "locale" CHARACTER VARYING(max), "target_id" integer, "thank_attendee_email_content" CHARACTER VARYING(max), "approaching_event_attendee_email_content" CHARACTER VARYING(max), "notify_changes_to_attendees" boolean, "sharing_disabled" boolean, "host_address" CHARACTER VARYING(max), "cancel_reason" CHARACTER VARYING(max), "cancelled_at" timestamp without time zone, "local_chapter_id" integer, "launched_at" timestamp without time zone, "hidden_address" boolean, "promoted_from_waitlist_email_content" CHARACTER VARYING(max), "petition_id" integer, "extra_location_info" CHARACTER VARYING(max), "external_action_id" CHARACTER VARYING(max), "request_referer" CHARACTER VARYING(max), "time_zone" CHARACTER VARYING(max), "hidden_at" timestamp without time zone, "daisy_chain_id" bigint, "new_member_daisy_chain_id" bigint, "forum_enabled" boolean, "reviewer_id" integer, "event_type_id" integer, "region_id" bigint, "settings" CHARACTER VARYING(max), "campaigner_contactable" boolean, "crm_settings" CHARACTER VARYING(max), "created_by_id" bigint, "reviewer_type" CHARACTER VARYING(max), "mentor_id" bigint, "redirect_to" CHARACTER VARYING(max), "web_conference_url" CHARACTER VARYING(max), "virtual" boolean, "content_updated_at" timestamp without time zone, "external_ids" CHARACTER VARYING(max), "featured" boolean, "theme_id" bigint, "utm_params" CHARACTER VARYING(max), "location_venue" CHARACTER VARYING(max), "unconfirmed_location" boolean, "staff_led_organiser_type" CHARACTER VARYING(max), "staff_led_organiser_id" bigint, "unlisted_at" timestamp(6) without time zone, "user_ip" CHARACTER VARYING(max), "user_agent" CHARACTER VARYING(max));
+CREATE TABLE events ("id" integer, "title" CHARACTER VARYING(max), "slug" CHARACTER VARYING(max), "start_at" timestamp without time zone, "end_at" timestamp without time zone, "location_id" integer, "created_at" timestamp without time zone, "updated_at" timestamp without time zone, "user_id" integer, "organisation_id" integer, "calendar_id" integer, "admin_status" CHARACTER VARYING(max), "admin_reason" CHARACTER VARYING(max), "administered_at" timestamp without time zone, "max_attendees_count" integer, "locale" CHARACTER VARYING(max), "target_id" integer, "thank_attendee_email_content" CHARACTER VARYING(max), "approaching_event_attendee_email_content" CHARACTER VARYING(max), "notify_changes_to_attendees" boolean, "sharing_disabled" boolean, "host_address" CHARACTER VARYING(max), "cancel_reason" CHARACTER VARYING(max), "cancelled_at" timestamp without time zone, "local_chapter_id" integer, "launched_at" timestamp without time zone, "hidden_address" boolean, "promoted_from_waitlist_email_content" CHARACTER VARYING(max), "petition_id" integer, "extra_location_info" CHARACTER VARYING(max), "external_action_id" CHARACTER VARYING(max), "request_referer" CHARACTER VARYING(max), "time_zone" CHARACTER VARYING(max), "hidden_at" timestamp without time zone, "daisy_chain_id" bigint, "new_member_daisy_chain_id" bigint, "forum_enabled" boolean, "reviewer_id" integer, "event_type_id" integer, "region_id" bigint, "settings" CHARACTER VARYING(max), "campaigner_contactable" boolean, "crm_settings" CHARACTER VARYING(max), "created_by_id" bigint, "reviewer_type" CHARACTER VARYING(max), "mentor_id" bigint, "redirect_to" CHARACTER VARYING(max), "web_conference_url" CHARACTER VARYING(max), "virtual" boolean, "content_updated_at" timestamp without time zone, "external_ids" CHARACTER VARYING(max), "featured" boolean, "theme_id" bigint, "utm_params" CHARACTER VARYING(max), "location_venue" CHARACTER VARYING(max), "unconfirmed_location" boolean, "staff_led_organiser_type" CHARACTER VARYING(max), "staff_led_organiser_id" bigint, "unlisted_at" timestamp(6) without time zone, "send_prompt_to_repeat" boolean, "prompt_to_repeat_sent_at" timestamp(6) without time zone, "predecessor_event_id" bigint, "user_ip" CHARACTER VARYING(max), "user_agent" CHARACTER VARYING(max));
 DROP TABLE IF EXISTS export_download_logs;
 CREATE TABLE export_download_logs ("id" bigint, "user_id" bigint, "data_export_id" bigint, "created_at" timestamp without time zone);
 DROP TABLE IF EXISTS external_events;