added imageoptim

Gemfile

@@ -29,3 +29,7 @@ gem "wdm", "~> 0.1.0" if Gem.win_platform?
 
 
 gem "autoprefixer-rails", "~> 9.5"
+
+gem "image_optim", "~> 0.26.3"
+
+gem "image_optim_pack", "~> 0.5.2"

Gemfile.lock

@@ -17,14 +17,27 @@ GEM
       http_parser.rb (~> 0.6.0)
     eventmachine (1.2.7)
     execjs (2.7.0)
+    exifr (1.3.6)
     extras (0.3.0)
       forwardable-extended (~> 2.5)
     fastimage (2.1.5)
     ffi (1.10.0)
     forwardable-extended (2.6.0)
+    fspath (3.1.0)
     http_parser.rb (0.6.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
+    image_optim (0.26.3)
+      exifr (~> 1.2, >= 1.2.2)
+      fspath (~> 3.0)
+      image_size (>= 1.5, < 3)
+      in_threads (~> 1.3)
+      progress (~> 3.0, >= 3.0.1)
+    image_optim_pack (0.5.2.20190428)
+      fspath (>= 2.1, < 4)
+      image_optim (~> 0.19)
+    image_size (2.0.0)
+    in_threads (1.5.1)
     jekyll (3.8.5)
       addressable (~> 2.4)
       colorator (~> 1.0)
@@ -73,6 +86,7 @@ GEM
       mini_portile2 (~> 2.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
+    progress (3.5.0)
     public_suffix (3.0.3)
     rack (2.0.7)
     rb-fsevent (0.10.3)
@@ -98,6 +112,8 @@ PLATFORMS
 
 DEPENDENCIES
   autoprefixer-rails (~> 9.5)
+  image_optim (~> 0.26.3)
+  image_optim_pack (~> 0.5.2)
   jekyll (~> 3.8.5)
   jekyll-assets (~> 3.0)
   jekyll-feed (~> 0.6)