Try to pull out sqlite/mysql

Gemfile

@@ -140,15 +140,15 @@ gem "standard"
 
 # Databases
 
-if defined? JRUBY_VERSION
-  gem "jdbc-sqlite3"
-  gem "jdbc-mysql"
-else
-  gem "sqlite3", "~>1.3.13"
-  # AR won't work with the latest mysql2, apparently
-  # See https://stackoverflow.com/questions/49407254/gemloaderror-cant-activate-mysql2-0-5-0-3-18-already-activated-mysq
-  gem "mysql2", "< 0.5.0", require: false
-end
+# if defined? JRUBY_VERSION
+#   gem "jdbc-sqlite3"
+#   gem "jdbc-mysql"
+# else
+#   gem "sqlite3", "~>1.3.13"
+#   # AR won't work with the latest mysql2, apparently
+#   # See https://stackoverflow.com/questions/49407254/gemloaderror-cant-activate-mysql2-0-5-0-3-18-already-activated-mysq
+#   gem "mysql2", "< 0.5.0", require: false
+# end
 
 # JS and CSS
 gem "sass-rails", "~> 5.0"

Gemfile.lock

@@ -213,7 +213,6 @@ GEM
     mini_mime (1.1.2)
     minitest (5.18.0)
     multi_json (1.15.0)
-    mysql2 (0.4.10)
     nestive (0.6.0)
       rails (>= 3.0.0)
     net-imap (0.3.4)
@@ -385,7 +384,6 @@ GEM
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
     standard (1.25.3)
       language_server-protocol (~> 3.17.0.2)
       rubocop (~> 1.48.1)
@@ -466,7 +464,6 @@ DEPENDENCIES
   loofah (>= 2.3.1)
   mail_form (~> 1.7)
   middle_english_dictionary!
-  mysql2 (< 0.5.0)
   nestive (= 0.6.0)
   nio4r (= 2.5.2)
   nokogiri (>= 1.10.10)
@@ -493,7 +490,6 @@ DEPENDENCIES
   simplecov
   solr_cloud-connection (>= 0.6.0)
   sprockets (~> 3.7.2)
-  sqlite3 (~> 1.3.13)
   standard
   traject
   ttl_memoizeable