# HG changeset patch
# User Nattee Niparnan <nattee@gmail.com>
# Date 2022-01-14 02:53:17
# Node ID 225968e53d89eef4b54e83a2dabdea105a54b397
# Parent  a7823c56c058b3b76961142779591e0a77219b87

upgrade to 5.2.6

diff --git a/Gemfile.lock b/Gemfile.lock
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,211 +1,215 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    RubyInline (3.12.4)
+    RubyInline (3.12.5)
       ZenTest (~> 4.3)
-    ZenTest (4.11.2)
-    ace-rails-ap (4.2)
-    actioncable (5.2.4.2)
-      actionpack (= 5.2.4.2)
+    ZenTest (4.12.0)
+    ace-rails-ap (4.4)
+    actioncable (5.2.6)
+      actionpack (= 5.2.6)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.4.2)
-      actionpack (= 5.2.4.2)
-      actionview (= 5.2.4.2)
-      activejob (= 5.2.4.2)
+    actionmailer (5.2.6)
+      actionpack (= 5.2.6)
+      actionview (= 5.2.6)
+      activejob (= 5.2.6)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.4.2)
-      actionview (= 5.2.4.2)
-      activesupport (= 5.2.4.2)
+    actionpack (5.2.6)
+      actionview (= 5.2.6)
+      activesupport (= 5.2.6)
       rack (~> 2.0, >= 2.0.8)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.4.2)
-      activesupport (= 5.2.4.2)
+    actionview (5.2.6)
+      activesupport (= 5.2.6)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.4.2)
-      activesupport (= 5.2.4.2)
+    activejob (5.2.6)
+      activesupport (= 5.2.6)
       globalid (>= 0.3.6)
-    activemodel (5.2.4.2)
-      activesupport (= 5.2.4.2)
-    activerecord (5.2.4.2)
-      activemodel (= 5.2.4.2)
-      activesupport (= 5.2.4.2)
+    activemodel (5.2.6)
+      activesupport (= 5.2.6)
+    activerecord (5.2.6)
+      activemodel (= 5.2.6)
+      activesupport (= 5.2.6)
       arel (>= 9.0)
-    activerecord-session_store (1.1.3)
-      actionpack (>= 4.0)
-      activerecord (>= 4.0)
+    activerecord-session_store (2.0.0)
+      actionpack (>= 5.2.4.1)
+      activerecord (>= 5.2.4.1)
       multi_json (~> 1.11, >= 1.11.2)
-      rack (>= 1.5.2, < 3)
-      railties (>= 4.0)
-    activestorage (5.2.4.2)
-      actionpack (= 5.2.4.2)
-      activerecord (= 5.2.4.2)
-      marcel (~> 0.3.1)
-    activesupport (5.2.4.2)
+      rack (>= 2.0.8, < 3)
+      railties (>= 5.2.4.1)
+    activestorage (5.2.6)
+      actionpack (= 5.2.6)
+      activerecord (= 5.2.6)
+      marcel (~> 1.0.0)
+    activesupport (5.2.6)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.7.0)
+    addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     ansi (1.5.0)
     arel (9.0.0)
-    autoprefixer-rails (9.5.1)
-      execjs
+    autoprefixer-rails (10.4.2.0)
+      execjs (~> 2)
     best_in_place (3.0.3)
       actionpack (>= 3.2)
       railties (>= 3.2)
     bindex (0.8.1)
-    bootsnap (1.4.6)
+    bootsnap (1.9.4)
       msgpack (~> 1.0)
     bootstrap-sass (3.4.1)
       autoprefixer-rails (>= 5.2.1)
       sassc (>= 2.0.0)
-    bootstrap-switch-rails (3.3.4)
+    bootstrap-switch-rails (3.3.5)
     bootstrap-toggle-rails (2.2.1.0)
     bootstrap3-datetimepicker-rails (4.17.47)
       momentjs-rails (>= 2.8.1)
     builder (3.2.4)
-    byebug (11.0.1)
-    capybara (3.15.1)
+    byebug (11.1.3)
+    capybara (3.36.0)
       addressable
+      matrix
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
       rack (>= 1.6.0)
       rack-test (>= 0.6.3)
-      regexp_parser (~> 1.2)
+      regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
-    childprocess (3.0.0)
-    coffee-rails (4.2.2)
+    childprocess (4.1.0)
+    coffee-rails (5.0.0)
       coffee-script (>= 2.2.0)
-      railties (>= 4.0.0)
+      railties (>= 5.2.0)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.6)
+    concurrent-ruby (1.1.9)
     crass (1.0.6)
     dynamic_form (1.1.4)
-    erubi (1.9.0)
+    erubi (1.10.0)
     erubis (2.7.0)
-    execjs (2.7.0)
-    ffi (1.10.0)
+    execjs (2.8.1)
+    ffi (1.15.5)
     fuzzy-string-match (1.0.1)
       RubyInline (>= 3.8.6)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
-    haml (5.0.4)
+    globalid (1.0.0)
+      activesupport (>= 5.0)
+    haml (5.2.2)
       temple (>= 0.8.0)
       tilt
-    haml-rails (1.0.0)
-      actionpack (>= 4.0.1)
-      activesupport (>= 4.0.1)
+    haml-rails (2.0.1)
+      actionpack (>= 5.1)
+      activesupport (>= 5.1)
       haml (>= 4.0.6, < 6.0)
       html2haml (>= 1.0.1)
-      railties (>= 4.0.1)
+      railties (>= 5.1)
     html2haml (2.2.0)
       erubis (~> 2.7.0)
       haml (>= 4.0, < 6)
       nokogiri (>= 1.6.0)
       ruby_parser (~> 3.5)
-    i18n (1.8.2)
+    i18n (1.8.11)
       concurrent-ruby (~> 1.0)
     in_place_editing (1.2.0)
-    jbuilder (2.10.0)
+    jbuilder (2.11.5)
+      actionview (>= 5.0.0)
       activesupport (>= 5.0.0)
     jquery-countdown-rails (2.0.2)
-    jquery-rails (4.3.3)
+    jquery-rails (4.4.0)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    jquery-tablesorter (1.26.1)
-      railties (>= 3.2, < 6)
+    jquery-tablesorter (1.27.2)
+      railties (>= 3.2)
     jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.4.0)
+    loofah (2.13.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
+    marcel (1.0.2)
+    matrix (0.4.2)
     method_source (1.0.0)
-    mimemagic (0.3.4)
-    mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
-    minitest (5.14.0)
-    minitest-reporters (1.3.6)
+    mini_mime (1.1.2)
+    mini_portile2 (2.7.1)
+    minitest (5.15.0)
+    minitest-reporters (1.4.3)
       ansi
       builder
       minitest (>= 5.0)
       ruby-progressbar
-    momentjs-rails (2.20.1)
+    momentjs-rails (2.29.1.1)
       railties (>= 3.1)
-    msgpack (1.3.3)
-    multi_json (1.13.1)
-    mysql2 (0.5.2)
-    nio4r (2.5.2)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
-    public_suffix (4.0.3)
-    puma (4.3.3)
+    msgpack (1.4.2)
+    multi_json (1.15.0)
+    mysql2 (0.5.3)
+    nio4r (2.5.8)
+    nokogiri (1.13.1)
+      mini_portile2 (~> 2.7.0)
+      racc (~> 1.4)
+    public_suffix (4.0.6)
+    puma (5.5.2)
       nio4r (~> 2.0)
-    rack (2.2.2)
+    racc (1.6.0)
+    rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.4.2)
-      actioncable (= 5.2.4.2)
-      actionmailer (= 5.2.4.2)
-      actionpack (= 5.2.4.2)
-      actionview (= 5.2.4.2)
-      activejob (= 5.2.4.2)
-      activemodel (= 5.2.4.2)
-      activerecord (= 5.2.4.2)
-      activestorage (= 5.2.4.2)
-      activesupport (= 5.2.4.2)
+    rails (5.2.6)
+      actioncable (= 5.2.6)
+      actionmailer (= 5.2.6)
+      actionpack (= 5.2.6)
+      actionview (= 5.2.6)
+      activejob (= 5.2.6)
+      activemodel (= 5.2.6)
+      activerecord (= 5.2.6)
+      activestorage (= 5.2.6)
+      activesupport (= 5.2.6)
       bundler (>= 1.3.0)
-      railties (= 5.2.4.2)
+      railties (= 5.2.6)
       sprockets-rails (>= 2.0.0)
-    rails-controller-testing (1.0.4)
-      actionpack (>= 5.0.1.x)
-      actionview (>= 5.0.1.x)
-      activesupport (>= 5.0.1.x)
+    rails-controller-testing (1.0.5)
+      actionpack (>= 5.0.1.rc1)
+      actionview (>= 5.0.1.rc1)
+      activesupport (>= 5.0.1.rc1)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
+    rails-html-sanitizer (1.4.2)
       loofah (~> 2.3)
-    rails_bootstrap_sortable (2.0.6)
+    rails_bootstrap_sortable (2.0.7)
       momentjs-rails (>= 2.8.3)
-    railties (5.2.4.2)
-      actionpack (= 5.2.4.2)
-      activesupport (= 5.2.4.2)
+    railties (5.2.6)
+      actionpack (= 5.2.6)
+      activesupport (= 5.2.6)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
-    rake (13.0.1)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    rake (13.0.6)
+    rb-fsevent (0.11.0)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rdiscount (2.2.0.1)
-    regexp_parser (1.7.0)
-    rouge (3.3.0)
-    ruby-progressbar (1.10.0)
+    rdiscount (2.2.0.2)
+    regexp_parser (2.2.0)
+    rexml (3.2.5)
+    rouge (3.27.0)
+    ruby-progressbar (1.11.0)
     ruby_dep (1.5.0)
-    ruby_parser (3.13.1)
-      sexp_processor (~> 4.9)
-    rubyzip (1.3.0)
-    sassc (2.2.1)
+    ruby_parser (3.18.1)
+      sexp_processor (~> 4.16)
+    rubyzip (2.3.2)
+    sassc (2.4.0)
       ffi (~> 1.9)
     sassc-rails (2.1.2)
       railties (>= 4.0.0)
@@ -213,45 +217,44 @@
       sprockets (> 3.0)
       sprockets-rails
       tilt
-    select2-rails (4.0.3)
-      thor (~> 0.14)
-    selenium-webdriver (3.142.7)
-      childprocess (>= 0.5, < 4.0)
+    select2-rails (4.0.13)
+    selenium-webdriver (4.1.0)
+      childprocess (>= 0.5, < 5.0)
+      rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2)
-    sexp_processor (4.12.0)
-    simple_form (5.0.2)
-      actionpack (>= 5.0)
-      activemodel (>= 5.0)
-    spring (2.0.2)
-      activesupport (>= 4.2)
+    sexp_processor (4.16.0)
+    simple_form (5.1.0)
+      actionpack (>= 5.2)
+      activemodel (>= 5.2)
+    spring (2.1.1)
     spring-watcher-listen (2.0.1)
       listen (>= 2.7, < 4.0)
       spring (>= 1.2, < 3.0)
-    sprockets (3.7.2)
+    sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
+    sprockets-rails (3.4.2)
+      actionpack (>= 5.2)
+      activesupport (>= 5.2)
       sprockets (>= 3.0.0)
-    sqlite3 (1.4.1)
-    temple (0.8.1)
-    thor (0.20.3)
+    sqlite3 (1.4.2)
+    temple (0.8.2)
+    thor (1.2.1)
     thread_safe (0.3.6)
-    tilt (2.0.9)
-    tzinfo (1.2.7)
+    tilt (2.0.10)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
-    uglifier (4.1.20)
+    uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
     web-console (3.7.0)
       actionview (>= 5.0)
       activemodel (>= 5.0)
       bindex (>= 0.4.0)
       railties (>= 5.0)
-    webdriver (0.5.0)
-    websocket-driver (0.7.1)
+    webdriver (0.19.0)
+    websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
+    websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
     yaml_db (0.7.0)
diff --git a/app/assets/config/manifest.js b/app/assets/config/manifest.js
new file mode 100644
--- /dev/null
+++ b/app/assets/config/manifest.js
@@ -0,0 +1,4 @@
+//= link_tree ../images
+//= link_directory ../javascripts .js
+//= link_directory ../stylesheets .css
+
diff --git a/app/assets/stylesheets/graders.css b/app/assets/stylesheets/graders.css
deleted file mode 100644
--- a/app/assets/stylesheets/graders.css
+++ /dev/null
@@ -1,17 +0,0 @@
-
-table.graders tr.active {
-    border: 1px solid black;
-    background: lightgreen;
-    text-align: center;
-}
-
-table.graders tr.inactive {
-    border: 1px solid black;
-    background: #ffcccc;
-    text-align: center;
-}
-
-.submitbox .item {
-    padding-right: 5px;
-    float: left;
-}
diff --git a/app/assets/stylesheets/graders.css.scss b/app/assets/stylesheets/graders.css.scss
--- a/app/assets/stylesheets/graders.css.scss
+++ b/app/assets/stylesheets/graders.css.scss
@@ -0,0 +1,18 @@
+table.graders tr {
+  &.active {
+    border: 1px solid black;
+    background: lightgreen;
+    text-align: center;
+  }
+
+  &.inactive {
+    border: 1px solid black;
+    background: #ffcccc;
+    text-align: center;
+  }
+}
+
+.submitbox .item {
+  padding-right: 5px;
+  float: left;
+}
diff --git a/app/assets/stylesheets/problems.css b/app/assets/stylesheets/problems.css
deleted file mode 100644
--- a/app/assets/stylesheets/problems.css
+++ /dev/null
@@ -1,14 +0,0 @@
-
-tr.available {
-    background: #c0ffc0;
-}
-
-tr.not-available {
-    background: #ffc0c0;
-}
-
-.import-log {
-    background: lightgray;
-    border: solid black 1px;
-    padding: 10px;
-}
\ No newline at end of file
diff --git a/app/assets/stylesheets/problems.css.scss b/app/assets/stylesheets/problems.css.scss
--- a/app/assets/stylesheets/problems.css.scss
+++ b/app/assets/stylesheets/problems.css.scss
@@ -0,0 +1,15 @@
+tr {
+  &.available {
+    background: #c0ffc0;
+  }
+
+  &.not-available {
+    background: #ffc0c0;
+  }
+}
+
+.import-log {
+  background: lightgray;
+  border: solid black 1px;
+  padding: 10px;
+}