run workflows on main and staging (#705)

Author: b1ek

.github/workflows/nix.yml

@@ -2,7 +2,8 @@ name: Build verify Amber Nix
 on:
   push:
     branches:
-      - master
+      - main
+      - staging
   workflow_dispatch:
 
 env:

.github/workflows/rust.yml

@@ -2,7 +2,9 @@ name: Cargo & Clippy Test
 
 on:
   push:
-    branches: [master]
+    branches: 
+      - main
+      - staging
     paths:
       - src/**
       - test_files/**

.github/workflows/snap.yml

@@ -2,7 +2,8 @@ name: Build test Amber Snap
 on:
   push:
     branches:
-      - master
+      - main
+      - staging
   workflow_dispatch:
 
 jobs: