feat: adds fly deploy github action

.github/renovate.json5

@@ -29,6 +29,12 @@
       "matchStrings": [
         "datasource=(?<datasource>.*?) depName=(?<depName>.*?)\\sARG .*?_VERSION=(?<currentValue>v.*)\\s"
       ]
+    },
+    {
+      "fileMatch": ["^\\.github\\/workflows\\/fly-deploy\\.yaml$"],
+      "matchStrings": [
+        "datasource=(?<datasource>.*?) depName=(?<depName>.*?)\\s.*_VERSION:\\s?(?<currentValue>v.*)\\s"
+      ]
     }
   ]
 }

.github/workflows/fly-deploy.yaml

@@ -0,0 +1,28 @@
+name: Deploy to Fly
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    name: Deploy app
+    runs-on: ubuntu-latest
+    env:
+      # renovate: datasource=github-releases depName=go-task/task
+      TASK_VERSION: v3.27.1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: superfly/flyctl-actions/setup-flyctl@master
+        with:
+          version: 0.1.54
+      - name: Download go-task
+        run: curl -O https://github.com/go-task/task/releases/download/$TASK_VERSION/task_linux_amd64.deb
+      - name: Install go-task
+        run: sudo apt install -y ./task_linux_amd64.deb
+      - name: Deploy app
+        run: fly deploy --remote-only -a $FLY_APP
+        env:
+          FLY_APP: ${{ secrets.FLY_APP }}
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}