Merge pull request #48 from LibreTexts/fromMerge/libretext-jwt

AnswerJWT bugfixes
drdrew42 · Apr 12, 2021 · 66465de · 66465de
2 parents 4963eca + 85bf5ca
commit 66465de
Show file tree

Hide file tree

Showing 9 changed files with 84 additions and 68 deletions.
diff --git a/.gitignore b/.gitignore
@@ -11,3 +11,4 @@ node_modules/*
 *.o
 *.pm.tdy
 *.bs
+.idea/
diff --git a/Dockerfile_with_OPL b/Dockerfile_with_OPL
@@ -10,12 +10,18 @@ RUN apt-get update \
     apt-utils \
     git \
     gcc \
+    npm \
     make \
     curl \
+    nodejs \
     dvipng \
+    openssl \
     libc-dev \
     cpanminus \
+    libssl-dev \
     libgd-perl \
+    zlib1g-dev \
+    imagemagick \
     libdbi-perl \
     libjson-perl \
     libcgi-pm-perl \
@@ -25,22 +31,21 @@ RUN apt-get update \
     libdatetime-perl \
     libuuid-tiny-perl \
     libtie-ixhash-perl \
+    libhttp-async-perl \
+    libnet-ssleay-perl \
+    libarchive-zip-perl \
+    libcrypt-ssleay-perl \
     libclass-accessor-perl \
     libstring-shellquote-perl \
     libextutils-cbuilder-perl \
     libproc-processtable-perl \
     libmath-random-secure-perl \
     libdata-structure-util-perl \
     liblocale-maketext-lexicon-perl \
-    openssl \
-    libssl-dev \
-    libnet-ssleay-perl \
-    libcrypt-ssleay-perl \
-    zlib1g-dev \
     && apt-get clean \
     && rm -fr /var/lib/apt/lists/* /tmp/*
 
-RUN cpanm install Mojo::Base Statistics::R::IO::Rserve Date::Format Future::AsyncAwait Crypt::JWT IO::Socket::SSL \
+RUN cpanm install Mojo::Base Statistics::R::IO::Rserve Date::Format Future::AsyncAwait Crypt::JWT IO::Socket::SSL CGI::Cookie \
     && rm -fr ./cpanm /root/.cpanm /tmp/*
 
 ENV MOJO_MODE=production
@@ -49,16 +54,17 @@ ENV MOJO_MODE=production
 RUN curl -sOL "https://github.com/openwebwork/webwork-open-problem-library/archive/refs/heads/master.tar.gz"
 RUN tar -zxf master.tar.gz
 RUN mkdir webwork-open-problem-library
-RUN mv webwork-open-problem-library-master/Contrib/ webwork-open-problem-library/Contrib/
-RUN mv webwork-open-problem-library-master/OpenProblemLibrary/ webwork-open-problem-library/OpenProblemLibrary/
 RUN rm master.tar.gz
+RUN mv webwork-open-problem-library-master/OpenProblemLibrary/ webwork-open-problem-library/OpenProblemLibrary/
+RUN mv webwork-open-problem-library-master/Contrib/ webwork-open-problem-library/Contrib/
 RUN rm -r webwork-open-problem-library-master/
 
-
 COPY . .
 
 RUN cp render_app.conf.dist render_app.conf
 
+RUN cd lib/WeBWorK/htdocs && npm install && cd ../../..
+
 EXPOSE 3000
 
 HEALTHCHECK CMD curl -I localhost:3000/health

diff --git a/lib/RenderApp.pm b/lib/RenderApp.pm
@@ -46,7 +46,6 @@ sub startup {
 	$ENV{baseURL} //= $self->config('baseURL');
 	$ENV{formURL} //= $self->config('formURL');
 	$ENV{SITE_HOST} //= $self->config('SITE_HOST');
-	$ENV{JWTanswerURL} //= $self->config('JWTanswerURL');
 
 	# validate configration urls
 	if($ENV{baseURL} eq '/'){

diff --git a/lib/RenderApp/Controller/Render.pm b/lib/RenderApp/Controller/Render.pm
@@ -89,12 +89,12 @@ async sub problem {
     await $inputs_ref->{problemSource} :
     $inputs_ref->{problemSource};
 
-  my $problem = $c->newProblem({log => $c->log, read_path => $file_path, random_seed => $random_seed, problem_contents => $problem_contents});
-  return $c->render(json => $problem->errport(), status => $problem->{status}) unless $problem->success();
-
   $inputs_ref->{baseURL} ||= $ENV{baseURL};
   $inputs_ref->{formURL} ||= $ENV{formURL};
 
+  my $problem = $c->newProblem({ log => $c->log, read_path => $file_path, random_seed => $random_seed, problem_contents => $problem_contents });
+  return $c->render(json => $problem->errport(), status => $problem->{status}) unless $problem->success();
+
   $inputs_ref->{sourceFilePath} = $problem->{read_path}; # in case the path was updated...
 
   my @input_errs = checkInputs($inputs_ref);
@@ -126,15 +126,48 @@ async sub problem {
   $ww_return_hash->{debug}->{render_warn} = [@input_errs, @output_errs];
 
   # if answers are submitted and there is a provided answerURL...
-  if ( defined($inputs_ref->{JWTanswerURL}) && $inputs_ref->{submitAnswers} ) {
+
+
+  if ($inputs_ref->{JWTanswerURL} && $ww_return_hash->{answerJWT} && $inputs_ref->{submitAnswers}) {
+    my $answerJWTresponse = {
+      iss    => $ENV{SITE_HOST},
+      subject => "webwork.result",
+      status    => 502,
+      message => "initial message"
+    };
     my $reqBody = {
-      Accept => 'application/json',
-      answerJWT => $ww_return_hash->{answerJWT},
-      Host => $ENV{SITE_HOST},
+      Origin         => $ENV{SITE_HOST},
+      "Content-Type" => 'text/plain',
     };
-    await $c->ua->post_p($ENV{JWTanswerURL}, $reqBody)->
-    then(sub {$c->log->info(shift)})->
-    catch(sub {$c->log->error(shift)});
+
+    $c->log->info("sending answerJWT to " . $inputs_ref->{JWTanswerURL});
+    await $c->ua->request_timeout(7)->post_p($inputs_ref->{JWTanswerURL}, $reqBody, $ww_return_hash->{answerJWT})->
+      then(sub {
+        my $response = shift->result;
+
+        $answerJWTresponse->{status} = int($response->code);
+        if ($response->is_success) {
+          $answerJWTresponse->{message} = $response->body;
+        }
+        elsif ($response->is_error) {$answerJWTresponse->{message} = $response->message}
+
+        $answerJWTresponse->{message} =~ s/"/\\"/g;
+        $answerJWTresponse->{message} =~ s/'/\'/g;
+
+      })->
+      catch(sub {
+        my $response = shift;
+        $c->log->error($response);
+
+        $answerJWTresponse->{status} = 500;
+        $answerJWTresponse->{message} = $response;
+      });
+    $answerJWTresponse = encode_json($answerJWTresponse);
+    $c->log->info("answerJWT response ".$answerJWTresponse);
+
+    $ww_return_hash->{renderedHTML} =~ s/JWTanswerURLstatus/$answerJWTresponse/g;
+  }else{
+    $ww_return_hash->{renderedHTML} =~ s/JWTanswerURLstatus//;
   }
 
   $c->respond_to(

diff --git a/lib/RenderApp/Controller/RenderProblem.pm b/lib/RenderApp/Controller/RenderProblem.pm
@@ -250,6 +250,7 @@ sub process_problem {
     $return_object->{raw_metadata_text} = $raw_metadata_text;
 
     # generate sessionJWT to store session data and answerJWT to update grade store
+    # only occurs if problemJWT exists!
     my ($sessionJWT, $answerJWT) = generateJWTs($return_object, $inputs_ref);
     $return_object->{sessionJWT} = $sessionJWT // '';
     $return_object->{answerJWT}  = $answerJWT // '';
@@ -470,13 +471,19 @@ sub generateJWTs {
 
     # store the current answer/response state for each entry
     foreach my $ans (keys %{$pg->{answers}}) {
-        # TODO: Fix foreach. Currently only keeps last entry
+        # TODO: Anything else we want to add to sessionHash?
         $sessionHash->{$ans}                  = $inputs_ref->{$ans};
         $sessionHash->{ 'previous_' . $ans }  = $inputs_ref->{$ans};
         $sessionHash->{ 'MaThQuIlL_' . $ans } = $inputs_ref->{ 'MaThQuIlL_' . $ans };
 
-        $scoreHash->{$ans}   = unbless($pg->{answers}{$ans});
+        # $scoreHash->{ans_id} = $ans;
+        # $scoreHash->{answer} = unbless($pg->{answers}{$ans}) // {},
+        # $scoreHash->{score}  = $pg->{answers}{$ans}{score} // 0,
+
+        # TODO see why this key is causing JWT corruption in PHP
+        delete( $pg->{answers}{$ans}{student_ans});
     }
+    $scoreHash->{answers}   = unbless($pg->{answers});
 
     # keep track of the number of correct/incorrect submissions
     $sessionHash->{numCorrect} = $pg->{problem_state}{num_of_correct_ans};
@@ -486,14 +493,20 @@ sub generateJWTs {
     $scoreHash->{result} = $pg->{problem_result}{score};
 
     # create and return the session JWT
+    # TODO swap to   alg => 'PBES2-HS512+A256KW', enc => 'A256GCM'
     my $sessionJWT = encode_jwt(payload => $sessionHash, auto_iat => 1, alg => 'HS256', key => $ENV{sessionJWTsecret});
 
     # form answerJWT
     my $responseHash = {
-        score => $scoreHash,
-        problemJWT => $inputs_ref->{problemJWT},
-        sessionJWT => $sessionJWT,
+      iss        => $ENV{SITE_HOST},
+      aud        => $inputs_ref->{JWTanswerURL},
+      score      => $scoreHash,
+      problemJWT => $inputs_ref->{problemJWT},
+      sessionJWT => $sessionJWT,
+      platform   => 'standaloneRenderer'
     };
+
+    # Can instead use alg => 'PBES2-HS512+A256KW', enc => 'A256GCM' for JWE
     my $answerJWT = encode_jwt(payload=>$responseHash, alg => 'HS256', key => $ENV{problemJWTsecret}, auto_iat => 1);
 
     return ($sessionJWT, $answerJWT);

diff --git a/lib/WeBWorK/htdocs/package.json b/lib/WeBWorK/htdocs/package.json
@@ -2,6 +2,7 @@
     "name": "webwork.javascript_package_manager",
     "description": "Third party javascript for WeBWorK",
     "license": "GPL-2.0+",
+    "version": "1.0.0",
     "repository": {
         "type": "git",
         "url": "https://github.com/openwebwork/webwork2"

diff --git a/lib/WeBWorK/lib/WebworkClient/jwe_secure_format.pl b/lib/WeBWorK/lib/WebworkClient/jwe_secure_format.pl
@@ -67,6 +67,12 @@
       </div>
     </div>
   </div>
+  <script type="text/javascript">
+    if ('JWTanswerURLstatus') {
+      console.log("response message ", JSON.parse('JWTanswerURLstatus'));
+      window.parent.postMessage('JWTanswerURLstatus', '*');
+    }
+  </script>
 </body>
 </html>
 ENDPROBLEMTEMPLATE

diff --git a/logs/standalone_results.log b/logs/standalone_results.log
@@ -1,42 +0,0 @@
-[Fri Aug 07 12:56:16 2020] 1249 1596819376.29178 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/negative1-exponents.pg; duration: 0.528 sec; memory:  29816 bytes;}]
-[Fri Aug 07 12:57:33 2020] 1685 1596819453.97726 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/multiply-divide-easy.pg; duration: 0.292 sec; memory:  29624 bytes;}]
-[Fri Aug 07 12:57:37 2020] 1685 1596819457.68604 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/negative1-exponents.pg; duration: 0.098 sec; memory:   6420 bytes;}]
-[Fri Aug 07 12:58:41 2020] 1685 1596819521.31447 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/multiply-divide-easy.pg; duration: 0.090 sec; memory:   5456 bytes;}]
-[Fri Aug 07 12:58:47 2020] 1685 1596819527.4705 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/multiply-medium.pg; duration: 0.093 sec; memory:   5248 bytes;}]
-[Fri Aug 07 12:58:49 2020] 1685 1596819529.31727 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/exponents-mixed-hard.pg; duration: 0.116 sec; memory:   5256 bytes;}]
-[Fri Aug 07 12:58:51 2020] 1685 1596819531.05913 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/powers-exponents-basic.pg; duration: 0.094 sec; memory:   5724 bytes;}]
-[Fri Aug 07 14:21:25 2020] 1685 1596824485.39972 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/negative1-exponents.pg; duration: 0.094 sec; memory:   5840 bytes;}]
-[Fri Aug 07 15:32:36 2020] 2547 1596828756.36428 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/negative1-exponents.pg; duration: 0.292 sec; memory:  29752 bytes;}]
-[Fri Aug 07 15:32:36 2020] 2547 1596828756.53859 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/exponents-mixed-hard.pg; duration: 0.107 sec; memory:   7692 bytes;}]
-[Fri Aug 07 15:34:52 2020] 2578 1596828892.3089 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/negative1-exponents.pg; duration: 0.270 sec; memory:  30328 bytes;}]
-[Fri Aug 07 15:34:54 2020] 2578 1596828894.20459 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/multiply-divide-easy.pg; duration: 0.087 sec; memory:   6060 bytes;}]
-[Fri Aug 07 15:34:55 2020] 2578 1596828895.14978 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/multiply-medium.pg; duration: 0.089 sec; memory:   5412 bytes;}]
-[Fri Aug 07 15:36:42 2020] 2593 1596829002.51717 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/CollegeAlgebra_Trig/IntegerExponents/exponents-fraction-positive.pg; duration: 0.279 sec; memory:  29256 bytes;}]
-[Sun Aug 09 11:19:01 2020] 2593 1596986341.87443 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.178 sec; memory:   9100 bytes;}]
-[Sun Aug 09 15:41:02 2020] 17452 1597002062.60926 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.348 sec; memory:  33196 bytes;}]
-[Mon Aug 10 11:05:51 2020] 3696 1597071951.21439 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.417 sec; memory:  33896 bytes;}]
-[Mon Aug 10 11:08:34 2020] 3729 1597072114.08543 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.396 sec; memory:  33416 bytes;}]
-[Mon Aug 10 11:09:00 2020] 3738 1597072140.85916 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.397 sec; memory:  33360 bytes;}]
-[Mon Aug 10 11:10:47 2020] 3747 1597072247.28362 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.399 sec; memory:  33260 bytes;}]
-[Mon Aug 10 11:14:44 2020] 3756 1597072484.75483 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.396 sec; memory:  33380 bytes;}]
-[Mon Aug 10 11:18:53 2020] 3770 1597072733.46263 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.398 sec; memory:  32908 bytes;}]
-[Mon Aug 10 11:21:46 2020] 3796 1597072906.82124 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.411 sec; memory:  32880 bytes;}]
-[Mon Aug 10 11:43:52 2020] 3796 1597074232.62612 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.194 sec; memory:   7948 bytes;}]
-[Mon Aug 10 12:34:47 2020] 3796 1597077287.0625 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.182 sec; memory:   8532 bytes;}]
-[Mon Aug 10 12:35:17 2020] 3796 1597077317.86973 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.186 sec; memory:   9844 bytes;}]
-[Mon Aug 10 12:35:21 2020] 3796 1597077321.6543 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.175 sec; memory:   6068 bytes;}]
-[Mon Aug 10 12:35:24 2020] 3796 1597077324.06133 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.186 sec; memory:   6192 bytes;}]
-[Mon Aug 10 12:35:26 2020] 3796 1597077326.91569 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.184 sec; memory:   7328 bytes;}]
-[Mon Aug 10 12:36:39 2020] 3796 1597077399.43439 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.188 sec; memory:   8812 bytes;}]
-[Mon Aug 10 13:04:44 2020] 3796 1597079084.67435 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.182 sec; memory:   5932 bytes;}]
-[Mon Aug 10 14:54:01 2020] 4781 1597085641.74943 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.363 sec; memory:  29864 bytes;}]
-[Mon Aug 10 15:14:16 2020] 4880 1597086856.12465 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.364 sec; memory:  28052 bytes;}]
-[Mon Aug 10 15:14:19 2020] 4880 1597086859.37185 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.170 sec; memory:   8472 bytes;}]
-[Mon Aug 10 15:14:25 2020] 4880 1597086865.16237 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.168 sec; memory:   8744 bytes;}]
-[Mon Aug 10 15:50:59 2020] 5020 1597089059.46028 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.353 sec; memory:  31944 bytes;}]
-[Mon Aug 10 15:51:13 2020] 5020 1597089073.76601 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.173 sec; memory:   8500 bytes;}]
-[Mon Aug 10 15:51:17 2020] 5020 1597089077.79333 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.169 sec; memory:   9292 bytes;}]
-[Mon Aug 10 15:52:17 2020] 5020 1597089137.94167 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.164 sec; memory:   9120 bytes;}]
-[Mon Aug 10 15:52:21 2020] 5020 1597089141.52815 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.172 sec; memory:   8976 bytes;}]
-[Mon Aug 10 15:52:26 2020] 5020 1597089146.31309 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.171 sec; memory:   9936 bytes;}]
-[Mon Aug 10 15:56:07 2020] 5020 1597089367.11208 -  [{script:rederlyPGproblemRenderer; file:webwork-open-problem-library/Contrib/CUNY/CityTech/Calculus/setLimits_-_Analytic/polynomial.pg; duration: 0.167 sec; memory:   5796 bytes;}]

diff --git a/render_app.conf.dist b/render_app.conf.dist
@@ -5,7 +5,6 @@
   problemJWTsecret => "shared",
   webworkJWTsecret => "private",
   SITE_HOST => "http://localhost:3000",
-  JWTanswerURL => "http://localhost:3000/request",
   hypnotoad => {
     listen => ['http://*:3000'],
     accepts => 400,
-Original file line number
+Diff line change
@@ Expand Up / @@ -11,3 +11,4 @@ node_modules/* @@
     *.o
     *.pm.tdy
     *.bs
+    .idea/