[Bugfix:Autograding] patch 15_glfw compilation (#34)

* glm experimental

* add PR title tester

Author: bmcutler

Diff for: .github/workflows/pr_title.yml

@@ -0,0 +1,22 @@
+name: 'PR Title Check'
+on:
+  pull_request:
+    # check when PR
+    # * is created,
+    # * title is edited, and
+    # * new commits are added (to ensure failing title blocks merging)
+    types: [ opened, reopened, edited, synchronize ]
+
+jobs:
+  title-check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: naveenk1223/action-pr-title@master
+        with:
+          #
+          # pull request titles format rules here:
+          # https://submitty.org/developer/how_to_contribute#how-to-make-a-pull-request-pr-to-submitty
+          #
+          # [<TYPE>:<MODULE>] <SUBJECT>
+          #
+          regex: '^(\[SYSADMIN ACTION\])?(\[(Bugfix|Feature|Refactor|Testing|Documentation|VPAT|UI\/UX):(Submission|Autograding|Forum|Notifications|TAGrading|InstructorUI|SubminiPolls|HelpQueue|CourseMaterials|Plagiarism|RainbowGrades|System|Developer|API)\] .{2,40}$|\[(DevDependency|Dependency)\] .{2,70})$'