add feature: svgo auto optimization to pull requests

.github/scripts/svgo.config.js

@@ -0,0 +1,31 @@
+module.exports = {
+  plugins: [
+    {
+      name: 'preset-default'
+    },
+    {
+      name: 'removeDimensions',
+      params: {
+        overrides: {
+          removeDimensions: true,
+        }
+      }
+    },
+    {
+      name: 'removeScriptElement',
+      params: {
+        overrides: {
+          removeScriptElement: true,
+        }
+      }
+    },
+    {
+      name: "removeAttrs",
+      params: {
+        attrs: [
+          'path:fill:none'
+        ]
+      }
+    }
+  ]
+};

.github/workflows/optimize_icons.yml

@@ -0,0 +1,21 @@
+name: Optimize icons
+on:
+  - pull_request
+permissions: write-all
+
+jobs:
+  optimize:
+    runs-on: ubuntu-latest
+    name: Optimize icons with SVGO
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: ericcornelissen/svgo-action@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          svgo-config: ./.github/scripts/svgo.config.js
+          svgo-version: 3
+
+      - uses: stefanzweifel/git-auto-commit-action@v4
+        with:
+          commit_message: Icons optimized by SVGO