diff --git a/Gemfile b/Gemfile
index c90228d..47a87a2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,8 +1,8 @@
 source "https://rubygems.org"
 
-gem "rails", "~> 7.1"
-gem "railties", "~> 7.1"
-gem "activesupport", "~> 7.1"
+gem "rails", "7.1.2"
+gem "railties", "7.1.2"
+gem "activesupport", "7.1.2"
 gem "pg"
 gem "sassc-rails"
 gem "coffee-rails"
@@ -18,6 +18,7 @@ gem "best_in_place", git: "https://github.com/mmotherwell/best_in_place"
 gem "whenever"
 gem "terser" # for JS compression
 gem "mail" # v2.7 => v2.8.0 required a sendmail settings change, see config/production.rb, should be resolved with mail v2.8.1
+gem "csv"
 
 group :development do
   gem "puma"
diff --git a/Gemfile.lock b/Gemfile.lock
index 055d999..5c4c87a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,35 +16,35 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (7.1.3)
-      actionpack (= 7.1.3)
-      activesupport (= 7.1.3)
+    actioncable (7.1.2)
+      actionpack (= 7.1.2)
+      activesupport (= 7.1.2)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
       zeitwerk (~> 2.6)
-    actionmailbox (7.1.3)
-      actionpack (= 7.1.3)
-      activejob (= 7.1.3)
-      activerecord (= 7.1.3)
-      activestorage (= 7.1.3)
-      activesupport (= 7.1.3)
+    actionmailbox (7.1.2)
+      actionpack (= 7.1.2)
+      activejob (= 7.1.2)
+      activerecord (= 7.1.2)
+      activestorage (= 7.1.2)
+      activesupport (= 7.1.2)
       mail (>= 2.7.1)
       net-imap
       net-pop
       net-smtp
-    actionmailer (7.1.3)
-      actionpack (= 7.1.3)
-      actionview (= 7.1.3)
-      activejob (= 7.1.3)
-      activesupport (= 7.1.3)
+    actionmailer (7.1.2)
+      actionpack (= 7.1.2)
+      actionview (= 7.1.2)
+      activejob (= 7.1.2)
+      activesupport (= 7.1.2)
       mail (~> 2.5, >= 2.5.4)
       net-imap
       net-pop
       net-smtp
       rails-dom-testing (~> 2.2)
-    actionpack (7.1.3)
-      actionview (= 7.1.3)
-      activesupport (= 7.1.3)
+    actionpack (7.1.2)
+      actionview (= 7.1.2)
+      activesupport (= 7.1.2)
       nokogiri (>= 1.8.5)
       racc
       rack (>= 2.2.4)
@@ -52,35 +52,35 @@ GEM
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    actiontext (7.1.3)
-      actionpack (= 7.1.3)
-      activerecord (= 7.1.3)
-      activestorage (= 7.1.3)
-      activesupport (= 7.1.3)
+    actiontext (7.1.2)
+      actionpack (= 7.1.2)
+      activerecord (= 7.1.2)
+      activestorage (= 7.1.2)
+      activesupport (= 7.1.2)
       globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (7.1.3)
-      activesupport (= 7.1.3)
+    actionview (7.1.2)
+      activesupport (= 7.1.2)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    activejob (7.1.3)
-      activesupport (= 7.1.3)
+    activejob (7.1.2)
+      activesupport (= 7.1.2)
       globalid (>= 0.3.6)
-    activemodel (7.1.3)
-      activesupport (= 7.1.3)
-    activerecord (7.1.3)
-      activemodel (= 7.1.3)
-      activesupport (= 7.1.3)
+    activemodel (7.1.2)
+      activesupport (= 7.1.2)
+    activerecord (7.1.2)
+      activemodel (= 7.1.2)
+      activesupport (= 7.1.2)
       timeout (>= 0.4.0)
-    activestorage (7.1.3)
-      actionpack (= 7.1.3)
-      activejob (= 7.1.3)
-      activerecord (= 7.1.3)
-      activesupport (= 7.1.3)
+    activestorage (7.1.2)
+      actionpack (= 7.1.2)
+      activejob (= 7.1.2)
+      activerecord (= 7.1.2)
+      activesupport (= 7.1.2)
       marcel (~> 1.0)
-    activesupport (7.1.3)
+    activesupport (7.1.2)
       base64
       bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
@@ -132,6 +132,7 @@ GEM
     crack (0.4.5)
       rexml
     crass (1.0.6)
+    csv (3.2.8)
     date (3.3.4)
     diff-lcs (1.5.0)
     docile (1.4.0)
@@ -265,20 +266,20 @@ GEM
     rackup (2.1.0)
       rack (>= 3)
       webrick (~> 1.8)
-    rails (7.1.3)
-      actioncable (= 7.1.3)
-      actionmailbox (= 7.1.3)
-      actionmailer (= 7.1.3)
-      actionpack (= 7.1.3)
-      actiontext (= 7.1.3)
-      actionview (= 7.1.3)
-      activejob (= 7.1.3)
-      activemodel (= 7.1.3)
-      activerecord (= 7.1.3)
-      activestorage (= 7.1.3)
-      activesupport (= 7.1.3)
+    rails (7.1.2)
+      actioncable (= 7.1.2)
+      actionmailbox (= 7.1.2)
+      actionmailer (= 7.1.2)
+      actionpack (= 7.1.2)
+      actiontext (= 7.1.2)
+      actionview (= 7.1.2)
+      activejob (= 7.1.2)
+      activemodel (= 7.1.2)
+      activerecord (= 7.1.2)
+      activestorage (= 7.1.2)
+      activesupport (= 7.1.2)
       bundler (>= 1.15.0)
-      railties (= 7.1.3)
+      railties (= 7.1.2)
     rails-controller-testing (1.0.5)
       actionpack (>= 5.0.1.rc1)
       actionview (>= 5.0.1.rc1)
@@ -292,9 +293,9 @@ GEM
       nokogiri (~> 1.14)
     rails-ujs (0.1.0)
       railties (>= 3.1)
-    railties (7.1.3)
-      actionpack (= 7.1.3)
-      activesupport (= 7.1.3)
+    railties (7.1.2)
+      actionpack (= 7.1.2)
+      activesupport (= 7.1.2)
       irb
       rackup (>= 1.0.0)
       rake (>= 12.2)
@@ -429,7 +430,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
-  activesupport (~> 7.1)
+  activesupport (= 7.1.2)
   best_in_place!
   brakeman
   bundler-audit
@@ -439,6 +440,7 @@ DEPENDENCIES
   capistrano-rails-collection
   capistrano-rbenv
   coffee-rails
+  csv
   dotenv-rails
   factory_bot_rails
   guard-rspec
@@ -452,10 +454,10 @@ DEPENDENCIES
   pg
   pry-rails
   puma
-  rails (~> 7.1)
+  rails (= 7.1.2)
   rails-controller-testing
   rails-ujs
-  railties (~> 7.1)
+  railties (= 7.1.2)
   render_async
   rspec-rails
   sassc-rails