[Build] Add Github workflows (#9517)

As an replacement to Travis CI.

.github/workflows/caches.js

@@ -0,0 +1,52 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+// always use absolute directory
+const workspaceDirectory = process.env.GITHUB_WORKSPACE;
+const homeDirectory = process.env.HOME;
+
+// Multi-layer cache definition
+module.exports = {
+  pip: {
+    path: [`${homeDirectory}/.cache/pip`],
+    hashFiles: [`${workspaceDirectory}/requirements*.txt`],
+  },
+  npm: {
+    path: [`${homeDirectory}/.npm`],
+    hashFiles: ['superset-frontend/package-lock.json'],
+  },
+  assets: {
+    path: [
+      `${workspaceDirectory}/superset/static/assets`,
+    ],
+    hashFiles: [
+      `${workspaceDirectory}/superset-frontend/src/**/*`,
+      `${workspaceDirectory}/superset-frontend/*.json`,
+      `${workspaceDirectory}/superset-frontend/*.js`,
+    ],
+    // dont use restore keys as it may give an invalid older build
+    restoreKeys: ''
+  },
+  cypress: {
+    path: [`${homeDirectory}/.cache/Cypress`],
+    hashFiles: [
+      `${workspaceDirectory}/superset-frontend/cypress-base/package-lock.json`,
+    ],
+  },
+};