chore: Minor fixes to contrib guide (#952)

Author: bergundy

CONTRIBUTING.md

@@ -194,8 +194,7 @@ ls packages/core-bridge/releases/
 
 npx lerna version patch --force-publish='*' # or major|minor|etc, or leave out to be prompted. either way, you get a confirmation dialog.
 
-# replace TODO with the tilde version, like: ~1.5.0
-sed -i '' 's/file:\.\.\/.*"/TODO"/g' packages/*/package.json
+node ./scripts/tilde-deps.mjs
 
 git add packages
 git commit -m 'Depend on ~1.5.0'
@@ -255,9 +254,3 @@ npm dist-tag rm @temporalio/common/lib/internal-non-workflow next
 npm dist-tag rm @temporalio/create next
 npm dist-tag rm temporalio next
 ```
-
-When we want to deprecate a package:
-
-```
-npm deprecate temporalio@^1.0.0 "deprecation message that will be logged on install"
-```

scripts/tilde-deps.mjs

@@ -0,0 +1,22 @@
+import fs from 'node:fs/promises';
+import path from 'node:path';
+import { URL, fileURLToPath } from 'node:url';
+
+const rootPath = fileURLToPath(new URL('..', import.meta.url));
+const packagesPath = path.join(rootPath, 'packages');
+const lernaJsonPath = path.join(rootPath, 'lerna.json');
+
+const { version } = JSON.parse(await fs.readFile(lernaJsonPath, 'utf8'));
+
+const packages = await fs.readdir(packagesPath);
+for (const dir of packages) {
+  const packageJsonPath = path.join(packagesPath, dir, 'package.json');
+  const packageJson = JSON.parse(await fs.readFile(packageJsonPath, 'utf8'));
+  for (const dep of Object.keys(packageJson.dependencies)) {
+    if (dep.startsWith('@temporalio/')) {
+      packageJson.dependencies[dep] = `~${version}`;
+    }
+  }
+  const replacedContent = JSON.stringify(packageJson, null, 2);
+  await fs.writeFile(packageJsonPath, replacedContent + '\n');
+}