Added pdf preview

Gemfile.lock

@@ -105,11 +105,20 @@ GEM
     erubi (1.13.0)
     faker (3.4.2)
       i18n (>= 1.8.11, < 2)
+    ffi (1.17.0-aarch64-linux-gnu)
+    ffi (1.17.0-arm-linux-gnu)
+    ffi (1.17.0-arm64-darwin)
+    ffi (1.17.0-x86-linux-gnu)
+    ffi (1.17.0-x86_64-darwin)
+    ffi (1.17.0-x86_64-linux-gnu)
     globalid (1.2.1)
       activesupport (>= 6.1)
     hashery (2.1.2)
     i18n (1.14.5)
       concurrent-ruby (~> 1.0)
+    image_processing (1.13.0)
+      mini_magick (>= 4.9.5, < 5)
+      ruby-vips (>= 2.0.17, < 3)
     importmap-rails (2.0.1)
       actionpack (>= 6.0.0)
       activesupport (>= 6.0.0)
@@ -135,6 +144,7 @@ GEM
       net-smtp
     marcel (1.0.4)
     matrix (0.4.2)
+    mini_magick (4.13.2)
     mini_mime (1.1.5)
     minitest (5.24.1)
     msgpack (1.7.2)
@@ -223,6 +233,9 @@ GEM
     rexml (3.3.4)
       strscan
     ruby-rc4 (0.1.5)
+    ruby-vips (2.2.2)
+      ffi (~> 1.12)
+      logger
     rubyzip (2.3.2)
     selenium-webdriver (4.23.0)
       base64 (~> 0.2)
@@ -296,6 +309,7 @@ DEPENDENCIES
   capybara
   debug
   faker (~> 3.4)
+  image_processing (~> 1.2)
   importmap-rails
   inline_svg (~> 1.9)
   jbuilder