Add fetch_token with first build workflow

.github/workflows/compile_windows.yaml

@@ -0,0 +1,28 @@
+name: Compile fetch_token for Windows
+on:
+  push:
+    branches: [ main ]
+  workflow_dispatch:
+
+jobs:
+  build-windows:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        persist-credentials: false # otherwise, the token used is the GITHUB_TOKEN, instead of your personal token
+        fetch-depth: 0             # otherwise, you will fail to push refs to dest repo
+    - uses: actions/setup-node@v4
+      with:
+        node-version: '20'
+    - run: npm -g install bun
+    - name: Compile fetch_token
+      working-directory: fetch_token
+      run: |
+        bun install
+        bun build ./fetch_token.js --compile --minify --outfile fetch_token.exe
+    - name: Commit & Push changes
+      uses: EndBug/add-and-commit@v9
+      with:
+        add: 'fetch_token/fetch_token.exe'
+        github_token: ${{ secrets.GITHUB_TOKEN }}

fetch_token/build.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+if [ ! -d "bin" ]; then
+    mkdir bin
+fi
+
+bun install
+bun build ./fetch_token.js --compile --minify --outfile fetch_token   

fetch_token/fetch_token.js

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+import { DefaultAzureCredential } from "@azure/identity"
+
+const args = process.argv
+
+// remove program name from args
+args.shift();
+args.shift();
+
+// Azure SDK clients accept the credential as a parameter
+const credential = new DefaultAzureCredential()
+const token = await credential.getToken(args)
+
+console.log('TOKEN="' + token.token + '"')
+
+// needed for bun to really terminate, otherwise hangs here
+process.exit()

fetch_token/package.json

@@ -0,0 +1,9 @@
+{
+  "dependencies": {
+    "@azure/identity": "^4.0.0"
+  },
+  "type": "module",
+  "devDependencies": {
+    "@rollup/plugin-node-resolve": "^15.2.3"
+  }
+}