Add wireguard container

.gitea/workflows/ci_cd.yml

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+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+
+      - name: Setup ssh-agent
+        uses: webfactory/ssh-agent@v0.9.0
+        with:
+          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
+
+      - name: Deploy to remote
+        env:
+          REMOTE_USER: ${{ vars.REMOTE_USER }}
+          REMOTE_HOST: ${{ vars.REMOTE_HOST }}
+          REMOTE_PATH: ${{ vars.REMOTE_PATH }}
+        run: |
+          ssh -o StrictHostKeyChecking=no "$REMOTE_USER"@"$REMOTE_HOST" "mkdir -p \"$REMOTE_PATH\""
+          scp -r ./* "$REMOTE_USER"@"$REMOTE_HOST":"$REMOTE_PATH"
+          ssh "$REMOTE_USER"@"$REMOTE_HOST" "docker compose -f $REMOTE_PATH/compose.yml down"
+          ssh "$REMOTE_USER"@"$REMOTE_HOST" "docker compose -f $REMOTE_PATH/compose.yml pull"
+          ssh "$REMOTE_USER"@"$REMOTE_HOST" "docker compose -f $REMOTE_PATH/compose.yml up -d --force-recreate"
+

compose.yml

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+services:
+  init:
+    image: busybox:1.37.0
+    user: root:root
+    command: /init.sh
+    restart: no
+    network_mode: none
+    volumes:
+      - ./init.sh:/init.sh:ro
+      # Used for resolving user and group names within the init script
+      - /etc/passwd:/etc/passwd:ro
+      - /etc/group:/etc/group:ro
+      # Mount all named volumes so they can be initialised
+      - config:/config:rw
+
+  wireguard:
+    image: linuxserver/wireguard:1.0.20250521
+    restart: unless-stopped
+    depends_on:
+      init:
+        condition: service_completed_successfully
+        restart: true
+    cap_add:
+      - NET_ADMIN
+      # - SYS_MODULE
+    networks:
+      - wireguard_network
+    ports:
+      - 51820:51820/udp
+    environment:
+      PUID: "2024"
+      PGID: "2024"
+      TZ: "Etc/UTC"
+      SERVERURL: "wireguard.kappeh.org"
+      SERVERPORT: "51820"
+      PEERS: "tetra"
+      PEERDNS: "auto"
+      # INTERNAL_SUBNET: "10.0.0.0"
+      # ALLOWEDIPS: "0.0.0.0/0"
+      PERSISTENTKEEPALIVE_PEERS: "all"
+      LOG_CONFS: "true"
+    volumes:
+      config:/config
+      # /lib/modules:/lib/modules
+
+networks:
+  wireguard_network:
+    driver: bridge
+
+volumes:
+  config:

init.sh

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+#!/usr/bin/env sh
+
+# Define a helper function that runs a command
+# If the command fails, the script prints an error message
+# and exits immediately.
+run() {
+    # "$@" expands to all arguments passed to this function
+    # and preserves proper word splitting and quoting.
+    "$@" || {
+        echo "Error: command failed: $*" >&2
+        exit 1
+    }
+}
+
+# Make sure volumes have correct permissions
+run chown wireguard:wireguard /config