chore(ci): print the CI app identity (throwaway)

Author: mogita

.github/workflows/identify_ci_app.yml

@@ -0,0 +1,28 @@
+name: identify-ci-app
+
+on:
+  push:
+    branches: [chore/identify-ci-app]
+
+permissions:
+  contents: read
+
+jobs:
+  whoami:
+    name: 🔎 Identify the CI app
+    runs-on: ubuntu-latest
+    steps:
+      - name: Print the CI app identity
+        env:
+          STREAM_KEY: ${{ secrets.STREAM_KEY }}
+          STREAM_SECRET: ${{ secrets.STREAM_SECRET }}
+        run: |
+          token=$(python3 -c '
+          import base64, hashlib, hmac, json, os
+          b = lambda r: base64.urlsafe_b64encode(r).rstrip(b"=")
+          s = os.environ["STREAM_SECRET"].encode()
+          i = b(json.dumps({"alg":"HS256","typ":"JWT"},separators=(",",":")).encode()) + b"." + b(json.dumps({"server":True},separators=(",",":")).encode())
+          print((i + b"." + b(hmac.new(s, i, hashlib.sha256).digest())).decode())')
+          curl -sS -H "Authorization: $token" -H "stream-auth-type: jwt" \
+            "https://chat.stream-io-api.com/app?api_key=$STREAM_KEY" \
+            | python3 -c 'import json,sys; a=json.load(sys.stdin)["app"]; print("app:", a["name"], "| org:", a.get("organization"))'