chore: flatten self-validating directory structure

Author: hyperpolymath

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,3 +1,7 @@
+<!--
+SPDX-License-Identifier: MPL-2.0
+Copyright (c) Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>
+-->
 ---
 name: Bug report
 about: Create a report to help us improve

.github/ISSUE_TEMPLATE/custom.md

@@ -1,3 +1,7 @@
+<!--
+SPDX-License-Identifier: MPL-2.0
+Copyright (c) Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>
+-->
 ---
 name: Custom issue template
 about: Describe this issue template's purpose here.

.github/ISSUE_TEMPLATE/documentation.md

@@ -1,3 +1,7 @@
+<!--
+SPDX-License-Identifier: MPL-2.0
+Copyright (c) Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>
+-->
 ---
 name: Documentation
 about: Report unclear, missing, or incorrect documentation

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,3 +1,7 @@
+<!--
+SPDX-License-Identifier: MPL-2.0
+Copyright (c) Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>
+-->
 ---
 name: Feature request
 about: Suggest an idea for this project

.github/ISSUE_TEMPLATE/question.md

@@ -1,3 +1,7 @@
+<!--
+SPDX-License-Identifier: MPL-2.0
+Copyright (c) Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>
+-->
 ---
 name: Question
 about: Ask a question about usage or behaviour

.github/workflows/boj-build.yml

@@ -7,6 +7,7 @@ on:
 jobs:
   trigger-boj:
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - name: Checkout
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

.github/workflows/casket-pages.yml

@@ -18,6 +18,7 @@ concurrency:
 jobs:
   build:
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - name: Checkout
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
@@ -109,6 +110,7 @@ jobs:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     needs: build
     steps:
       - name: Deploy to GitHub Pages

.github/workflows/ci.yml

@@ -17,6 +17,7 @@ jobs:
   test:
     name: Julia ${{ matrix.julia-version }} - ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
+    timeout-minutes: 15
     strategy:
       fail-fast: false
       matrix:

.github/workflows/codeql.yml

@@ -23,6 +23,7 @@ permissions:
 jobs:
   analyze:
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     permissions:
       contents: read
       security-events: write

.github/workflows/dependabot-automerge.yml

@@ -50,6 +50,7 @@ jobs:
     # Only run for PRs actually authored by Dependabot.
     if: github.actor == 'dependabot[bot]' && github.event.pull_request.user.login == 'dependabot[bot]'
     runs-on: ubuntu-latest
+    timeout-minutes: 15
 
     steps:
       - name: Fetch Dependabot metadata