feat: Build with Go 1.21 (#58)

Author: edgarrmondragon

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v4
       with:
-        go-version: 1.19
+        go-version: 1.21
         cache: true
 
     - name: Run GoReleaser

.github/workflows/test.yml

@@ -13,7 +13,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.19.x, 1.20.x]
+        go-version: [1.19.x, 1.20.x, 1.21.x]
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps: