[CI] Add automated upload of summaries to comsol

.github/actions/upload-to-comsol/action.yml

@@ -0,0 +1,21 @@
+name: Upload to ComSol
+description: Upload documents to VIS ComSol
+author: Janis Hutz
+inputs:
+  file:
+    description: File to upload
+  access_token:
+    description: Access token for the file on ComSol
+  url:
+    description: The upload URL as shown in the access token details page on ComSol
+runs:
+  using: composite
+  steps:
+    - name: Upload file to ComSol
+      run: |
+        curl {{ inputs.url }} \
+            -H "Authorization: {{ inputs.access_token }}" \
+            -F "file=@{{ inputs.file }}"
+branding:
+  icon: book
+  color: red

.github/workflows/upload-ad.yml

@@ -0,0 +1,17 @@
+name: Upload Algorithms and Datastructures Summary
+on:
+  push:
+    paths:
+      - 'semester1/algorithms-and-datastructures/**'
+jobs:
+  build_docs:
+    runs_on: ubuntu-latest
+    steps:
+      - name: Set up Git repository
+        uses: actions/checkout@v6
+      - name: Upload to ComSol
+        uses: ./.github/actions/upload-to-comsol
+        with:
+          access_token: {{ secrets.TOKEN_AD }}
+          file: ./semester1/algorithms-and-datastructures/ad-janishutz.pdf
+          url: https://exams.vis.ethz.ch/api/document/jahutz/summary-hs24_1/files/591/update/