Initial github actions workflow for CI/CD

.github/workflows/build.yml

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+name: build
+
+on:
+  workflow_call:
+
+jobs:
+  build:
+    runs-on: prox-1
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Check if Bun is installed
+        id: check-bun
+        run: |
+          if command -v bun &> /dev/null; then
+            echo "bun-exists=true" >> $GITHUB_OUTPUT
+            echo "Bun is already installed: $(bun --version)"
+          else
+            echo "bun-exists=false" >> $GITHUB_OUTPUT
+            echo "Bun is not installed"
+          fi
+
+      - name: Setup Bun
+        if: steps.check-bun.outputs.bun-exists == 'false'
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Build project
+        run: bun --bun run build

.github/workflows/deploy.yml

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+name: deploy
+
+on:
+  workflow_call:
+
+jobs:
+  deploy:
+    runs-on: prox-1
+    steps:
+      - name: Restart NextJS service
+        run: sudo systemctl restart nextjs.service
+
+      - name: Reload systemd daemon
+        run: sudo systemctl daemon-reload
+
+      - name: Check service status
+        run: sudo systemctl status nextjs.service --no-pager

.github/workflows/main.yml

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+name: main
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    uses: ./.github/workflows/build.yml
+
+  deploy:
+    needs: build
+    uses: ./.github/workflows/deploy.yml