ci: add backmerge branches (#7874)

package-lock.json

@@ -1991,6 +1991,66 @@
       "resolved": "https://registry.npmjs.org/@protobufjs/utf8/-/utf8-1.1.0.tgz",
       "integrity": "sha1-p3c2C1s5oaLlEG+OhY8v0tBgxXA="
     },
+    "@saithodev/semantic-release-backmerge": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/@saithodev/semantic-release-backmerge/-/semantic-release-backmerge-2.1.2.tgz",
+      "integrity": "sha512-fNd8cmijjFIMp4GcdTAcug/7tr4k+8bAyvSsbLOnfyKCWyq42lg14vFZOryLiyLUAe8gpPlI7XzDPWyFTR5zug==",
+      "dev": true,
+      "requires": {
+        "@semantic-release/error": "^2.2.0 || ^3.0.0",
+        "aggregate-error": "^3.1.0",
+        "debug": "^4.3.2",
+        "execa": "^5.1.1",
+        "lodash": "^4.17.21",
+        "semantic-release": ">=13.0.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "execa": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/execa/-/execa-5.1.1.tgz",
+          "integrity": "sha512-8uSpZZocAZRBAPIEINJj3Lo9HyGitllczc27Eh5YYojjMFMn8yHMDMaUHE2Jqfq05D/wucwI4JGURyXt1vchyg==",
+          "dev": true,
+          "requires": {
+            "cross-spawn": "^7.0.3",
+            "get-stream": "^6.0.0",
+            "human-signals": "^2.1.0",
+            "is-stream": "^2.0.0",
+            "merge-stream": "^2.0.0",
+            "npm-run-path": "^4.0.1",
+            "onetime": "^5.1.2",
+            "signal-exit": "^3.0.3",
+            "strip-final-newline": "^2.0.0"
+          }
+        },
+        "get-stream": {
+          "version": "6.0.1",
+          "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-6.0.1.tgz",
+          "integrity": "sha512-ts6Wi+2j3jQjqi70w5AlN8DFnkSwC+MqmxEzdEALB2qXZYV3X/b1CTfgPLGJNMeAWxdPfU8FO1ms3NUfaHCPYg==",
+          "dev": true
+        },
+        "human-signals": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/human-signals/-/human-signals-2.1.0.tgz",
+          "integrity": "sha512-B4FFZ6q/T2jhhksgkbEW3HBvWIfDW85snkQgawt07S7J5QXTk6BkNV+0yAeZrM5QpMAdYlocGoljn0sJ/WQkFw==",
+          "dev": true
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
     "@samverschueren/stream-to-observable": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/@samverschueren/stream-to-observable/-/stream-to-observable-0.3.1.tgz",

package.json

@@ -69,6 +69,7 @@
     "@babel/plugin-transform-flow-strip-types": "7.9.0",
     "@babel/preset-env": "7.10.0",
     "@parse/minami": "1.0.0",
+    "@saithodev/semantic-release-backmerge": "2.1.2",
     "@semantic-release/changelog": "5.0.1",
     "@semantic-release/commit-analyzer": "8.0.1",
     "@semantic-release/git": "9.0.0",

release.config.js

@@ -83,6 +83,16 @@ async function config() {
       ['@semantic-release/git', {
         assets: [changelogFile, 'package.json', 'package-lock.json', 'npm-shrinkwrap.json'],
       }],
+      [
+        "@saithodev/semantic-release-backmerge",
+        {
+          "branches": [
+            { from: "beta", to: "alpha" },
+            { from: "release", to: "beta" },
+            { from: "release", to: "alpha" },
+          ]
+        }
+      ],
       ['@semantic-release/github', {
         successComment: getReleaseComment(),
         labels: ['type:ci'],