feat: Auto release @excalidraw/excalidraw-next on every change (#3614)

* feat: Auto release @excalidraw/excalidraw-next on every change

* fix

* fix name

* fix

* add logs

* use commithash

* yarn installå

* fix

* catch

* log

* fix

* uncomment

* remove console

* add logs

* list files changed between prev and current commit

* fetch last two commits

* remove logs

* fix

* update readme_next

* update readme before release

* temp commit to trigger release

* update package name to excalidraw-next

* bold

* remove temp branch

* add note about next

* fix

* fix

* fix

scripts/autorelease.js

@@ -0,0 +1,51 @@
+const fs = require("fs");
+const { exec, execSync } = require("child_process");
+
+const excalidrawDir = `${__dirname}/../src/packages/excalidraw`;
+const excalidrawPackage = `${excalidrawDir}/package.json`;
+const pkg = require(excalidrawPackage);
+
+const getShortCommitHash = () => {
+  return execSync("git rev-parse --short HEAD").toString().trim();
+};
+
+const publish = () => {
+  try {
+    execSync(`yarn  --frozen-lockfile`);
+    execSync(`yarn --frozen-lockfile`, { cwd: excalidrawDir });
+    execSync(`yarn run build:umd`, { cwd: excalidrawDir });
+    execSync(`yarn --cwd ${excalidrawDir} publish`);
+  } catch (e) {
+    console.error(e);
+  }
+};
+
+// get files changed between prev and head commit
+exec(`git diff --name-only HEAD^ HEAD`, async (error, stdout, stderr) => {
+  if (error || stderr) {
+    console.error(error);
+    process.exit(1);
+  }
+
+  const changedFiles = stdout.trim().split("\n");
+  const filesToIgnoreRegex = /src\/excalidraw-app|packages\/utils/;
+
+  const excalidrawPackageFiles = changedFiles.filter((file) => {
+    return file.indexOf("src") >= 0 && !filesToIgnoreRegex.test(file);
+  });
+
+  if (!excalidrawPackageFiles.length) {
+    process.exit(0);
+  }
+
+  // update package.json
+  pkg.version = `${pkg.version}-${getShortCommitHash()}`;
+  pkg.name = "@excalidraw/excalidraw-next";
+  fs.writeFileSync(excalidrawPackage, JSON.stringify(pkg, null, 2), "utf8");
+
+  // update readme
+  const data = fs.readFileSync(`${excalidrawDir}/README_NEXT.md`, "utf8");
+  fs.writeFileSync(`${excalidrawDir}/README.md`, data, "utf8");
+
+  publish();
+});