Add tag bot and compat

Author: hcarlsso

.github/workflows/TagBot.yml

@@ -0,0 +1,11 @@
+name: TagBot
+on:
+  schedule:
+    - cron: 0 0 * * *
+jobs:
+  TagBot:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: JuliaRegistries/TagBot@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}

Project.toml

@@ -5,3 +5,7 @@ version = "0.0.1"
 
 [deps]
 Distributed = "8ba89e20-285c-5b6f-9357-94700520ee1b"
+
+
+[compat]
+julia = "1.4"