diff --git a/Gemfile.lock b/Gemfile.lock
index adfbad52..51faf1ae 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,6 +76,7 @@ GEM
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     arel (9.0.0)
+    ast (2.4.0)
     autoprefixer-rails (9.7.6)
       execjs
     bcrypt (3.1.13)
@@ -190,7 +191,6 @@ GEM
       railties (>= 3.2, < 6.1)
     font-kit-rails (1.2.0)
       rails
-    foreman (0.87.1)
     formatador (0.2.5)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -211,6 +211,11 @@ GEM
     haml (5.1.2)
       temple (>= 0.8.0)
       tilt
+    haml_lint (0.35.0)
+      haml (>= 4.0, < 5.2)
+      rainbow
+      rubocop (>= 0.50.0)
+      sysexits (~> 1.1)
     hashie (4.1.0)
     http (4.4.1)
       addressable (~> 2.3)
@@ -261,7 +266,6 @@ GEM
       activerecord
       kaminari-core (= 1.2.0)
     kaminari-core (1.2.0)
-    kgio (2.11.3)
     launchy (2.5.0)
       addressable (~> 2.7)
     letter_opener (1.7.0)
@@ -322,6 +326,9 @@ GEM
       omniauth-oauth (~> 1.1)
       rack
     orm_adapter (0.5.0)
+    parallel (1.19.1)
+    parser (2.7.1.2)
+      ast (~> 2.4.0)
     pg (1.2.3)
     pghero (2.4.2)
       activerecord (>= 5)
@@ -390,7 +397,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
-    raindrops (0.19.1)
+    rainbow (3.0.0)
     rake (13.0.1)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.1)
@@ -402,6 +409,7 @@ GEM
     responders (3.0.0)
       actionpack (>= 5.0)
       railties (>= 5.0)
+    rexml (3.2.4)
     rolify (5.2.0)
     rspec-core (3.9.1)
       rspec-support (~> 3.9.1)
@@ -426,6 +434,13 @@ GEM
       rspec-core (~> 3.0, >= 3.0.0)
       sidekiq (>= 2.4.0)
     rspec-support (3.9.2)
+    rubocop (0.83.0)
+      parallel (~> 1.10)
+      parser (>= 2.7.0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      rexml
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 1.4.0, < 2.0)
     ruby-progressbar (1.10.1)
     ruby-vips (2.0.17)
       ffi (~> 1.9)
@@ -478,6 +493,7 @@ GEM
       sprockets (>= 3.0.0)
     sweetalert-rails (1.1.3)
       railties (>= 3.1.0)
+    sysexits (1.2.0)
     temple (0.8.2)
     thor (1.0.1)
     thread_safe (0.3.6)
@@ -505,9 +521,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.7)
-    unicorn (5.5.4)
-      kgio (~> 2.6)
-      raindrops (~> 0.7)
+    unicode-display_width (1.7.0)
     warden (1.2.8)
       rack (>= 2.0.6)
     web-console (3.7.0)
@@ -550,9 +564,9 @@ DEPENDENCIES
   fog-local
   font-awesome-rails (~> 4.7.0)
   font-kit-rails
-  foreman
   guard-brakeman
   haml (~> 5.0)
+  haml_lint
   httparty
   i18n-js (= 3.0.0.rc10)
   jbuilder (~> 2.10)
@@ -601,7 +615,6 @@ DEPENDENCIES
   turbolinks (~> 2.5.3)
   twitter
   uglifier (>= 1.3.0)
-  unicorn
   web-console (< 4.0.0)
 
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