also remove rspec

Gemfile.lock

@@ -117,7 +117,6 @@ GEM
       railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
-    diff-lcs (1.5.0)
     erubi (1.11.0)
     erubis (2.7.0)
     ffi (1.15.5)
@@ -137,10 +136,9 @@ GEM
       shellany (~> 0.0)
       thor (>= 0.18.1)
     guard-compat (1.2.1)
-    guard-rspec (4.7.3)
-      guard (~> 2.1)
-      guard-compat (~> 1.1)
-      rspec (>= 2.99.0, < 4.0)
+    guard-minitest (2.4.6)
+      guard-compat (~> 1.2)
+      minitest (>= 3.0)
     haml (6.1.1)
       temple (>= 0.8.2)
       thor
@@ -258,19 +256,6 @@ GEM
       actionpack (>= 5.0)
       railties (>= 5.0)
     rexml (3.2.5)
-    rspec (3.12.0)
-      rspec-core (~> 3.12.0)
-      rspec-expectations (~> 3.12.0)
-      rspec-mocks (~> 3.12.0)
-    rspec-core (3.12.0)
-      rspec-support (~> 3.12.0)
-    rspec-expectations (3.12.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-mocks (3.12.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-support (3.12.0)
     ruby_parser (3.19.2)
       sexp_processor (~> 4.16)
     rubyzip (2.3.2)
@@ -330,7 +315,8 @@ DEPENDENCIES
   capybara
   debug
   devise
-  guard-rspec
+  guard
+  guard-minitest
   haml-rails
   html2haml
   importmap-rails