ci: use catthehacker/ubuntu:act-22.04 image with preinstalled tools

- Runner now uses act-compatible Ubuntu image
- SSH and curl preinstalled, no need to install packages
- Simplified workflow steps
- All heavy work done via SSH on K3s server

.gitea/workflows/deploy.yaml

@@ -8,11 +8,9 @@ on:
 env:
   K3S_HOST: "100.67.198.92"
   K3S_USER: "andres"
-  NAMESPACE: "academia"
   DOMAIN: "academia.ingeniumcodex.com"
 
 jobs:
-  # Job: Build, Test y Deploy via SSH (no necesita checkout local)
   deploy:
     runs-on: ubuntu-latest
     steps:
@@ -23,7 +21,7 @@ jobs:
           chmod 600 ~/.ssh/id_rsa
           ssh-keyscan -H ${{ env.K3S_HOST }} >> ~/.ssh/known_hosts 2>/dev/null
 
-      - name: Build, Test & Deploy on K3s
+      - name: Deploy to K3s
         run: |
           ssh ${{ env.K3S_USER }}@${{ env.K3S_HOST }} 'bash -s' << 'ENDSSH'
             set -e
@@ -60,43 +58,33 @@ jobs:
             echo "=== Deploy complete ==="
           ENDSSH
 
-  # Smoke Tests
   smoke-tests:
     runs-on: ubuntu-latest
     needs: deploy
     steps:
-      - name: Wait for services
-        run: sleep 15
-
-      - name: Verify Production
+      - name: Wait and Verify
         run: |
+          sleep 15
           echo "Checking health..."
           curl -sf https://${{ env.DOMAIN }}/health | grep -q '"status":"Healthy"'
-
           echo "Checking frontend..."
           curl -sf https://${{ env.DOMAIN }}/ | grep -q 'Sistema de Estudiantes'
-
           echo "Checking GraphQL..."
           curl -sf -X POST https://${{ env.DOMAIN }}/graphql \
             -H "Content-Type: application/json" \
             -d '{"query":"{ subjects { id } }"}' | grep -q '"subjects"'
-
           echo "All checks passed!"
 
-  # Rollback on failure
   rollback:
     runs-on: ubuntu-latest
     needs: smoke-tests
     if: failure()
     steps:
-      - name: Setup SSH
+      - name: Setup SSH and Rollback
         run: |
           mkdir -p ~/.ssh
           echo "${{ secrets.K3S_SSH_KEY }}" > ~/.ssh/id_rsa
           chmod 600 ~/.ssh/id_rsa
           ssh-keyscan -H ${{ env.K3S_HOST }} >> ~/.ssh/known_hosts 2>/dev/null
-
-      - name: Rollback
-        run: |
           ssh ${{ env.K3S_USER }}@${{ env.K3S_HOST }} \
             'sudo kubectl rollout undo deployment/student-api deployment/student-frontend -n academia'