Avoid excessive testing (#152)

* Avoid excessive testing

It is not worth the compute to test on so many combinations for a package without binary dependencies. Also, test macOS on AppleSilicon isntead of x86_64

* Require Julia 1.6

* Update ci.yml

* Update ci.yml

Author: andreasnoack

.github/workflows/ci.yml

@@ -19,13 +19,20 @@ jobs:
           - 'pre'
         os:
           - ubuntu-latest
-          - macOS-latest
-          - windows-latest
         arch:
           - x64
-          - x86
-        exclude:
-          - os: macOS-latest
+        include:
+          - version: 1
+            os: macOS-latest
+            arch: aarch64
+          - version: 1
+            os: windows-latest
+            arch: x64
+          - version: 1
+            os: windows-latest
+            arch: x86
+          - version: 1
+            os: ubuntu-latest
             arch: x86
     steps:
       - uses: actions/checkout@v2

Project.toml

@@ -18,7 +18,7 @@ DataFrames = "0.15, 0.16, 0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 1"
 FileIO = "1"
 RData = "0.5, 0.6, 0.7, 0.8"
 Reexport = "0.2, 1.0"
-julia = "1"
+julia = "1.6"
 
 [extras]
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"