Add Readme &github workflow

.github/workflows/release.yaml

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+# .github/workflows/release.yaml
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  release-linux-amd64:
+    name: release linux/amd64
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: wangyoucao577/[email protected]
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          goos: linux
+          goarch: amd64

README.md

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+<center><h1>UpdateIP</h1></center>
+
+UpdateIP is a automatic update of a DNS record based on the External IP address
+
+## How to setup 
+
+> Shortly
+
+# How to config
+
+Create the **config.yaml** configuration file
+
+```yaml
+log:
+  level: debug // Available : trace debug info warn error fatal panic
+  humanize: true
+
+aws_account:
+  enable: true
+  secret:
+    access_key_id: "xxx"
+    secret_access_key: "xxx"
+    region: "eu-west-1"
+  record:
+    name: "subdomain.domain.com"
+    ttl: 60
+    domain: "domain.com"
+```
+
+
+