chore: update contributing guide regarding Automated AI Agent (#2518)

Signed-off-by: Ludovic Ortega <ludovic.ortega@adminafk.fr>

.github/workflows/release.yml

@@ -304,42 +304,3 @@ jobs:
         run: gh release edit "${{ env.VERSION }}" --draft=false --repo "${{ github.repository }}"
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-  discord:
-    name: Send Discord Notification
-    needs: publish-release
-    if: always()
-    runs-on: ubuntu-24.04
-    steps:
-      - name: Determine status
-        id: status
-        run: |
-          case "${{ needs.publish-release.result }}" in
-            success)   echo "status=Success"   >> $GITHUB_OUTPUT; echo "colour=3066993"  >> $GITHUB_OUTPUT ;;
-            failure)   echo "status=Failure"   >> $GITHUB_OUTPUT; echo "colour=15158332" >> $GITHUB_OUTPUT ;;
-            cancelled) echo "status=Cancelled" >> $GITHUB_OUTPUT; echo "colour=10181046" >> $GITHUB_OUTPUT ;;
-            *)         echo "status=Skipped"   >> $GITHUB_OUTPUT; echo "colour=9807270"  >> $GITHUB_OUTPUT ;;
-          esac
-
-      - name: Send notification
-        run: |
-          WEBHOOK="${{ secrets.DISCORD_WEBHOOK }}"
-
-          PAYLOAD=$(cat <<EOF
-          {
-            "embeds": [{
-              "title": "${{ steps.status.outputs.status }}: ${{ github.workflow }}",
-              "color": ${{ steps.status.outputs.colour }},
-              "fields": [
-                { "name": "Repository",   "value": "[${{ github.repository }}](${{ github.server_url }}/${{ github.repository }})", "inline": true },
-                { "name": "Ref",          "value": "${{ github.ref }}", "inline": true },
-                { "name": "Event",        "value": "${{ github.event_name }}", "inline": true },
-                { "name": "Triggered by", "value": "${{ github.actor }}", "inline": true },
-                { "name": "Workflow",     "value": "[${{ github.workflow }}](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})", "inline": true }
-              ]
-            }]
-          }
-          EOF
-          )
-
-          curl -sS -H "Content-Type: application/json" -X POST -d "$PAYLOAD" "$WEBHOOK" || true

CONTRIBUTING.md

@@ -6,6 +6,12 @@ All help is welcome and greatly appreciated! If you would like to contribute to
 
 > [!IMPORTANT]
 >
+> Automated AI-generated contributions without human review are not allowed and will be rejected.
+> This is an open-source project maintained by volunteers.
+> We do not have the resources to review pull requests that could have been avoided with proper human oversight.
+> While we have no issue with contributors using AI tools as an aid, it is your responsibility as a contributor to ensure that all submissions are carefully reviewed and meet our quality standards.
+> Submissions that appear to be unreviewed AI output will be considered low-effort and may result in a ban.
+>
 > If you are using **any kind of AI assistance** to contribute to Seerr,
 > it must be disclosed in the pull request.