test: use go 1.21 & golangci-lint 1.54.1 in CI

Signed-off-by: Maxime Soulé <btik-git@scoubidou.com>

.github/workflows/ci.yml

@@ -11,18 +11,18 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.16.x, 1.17.x, 1.18.x, 1.19.x, tip]
+        go-version: [1.16.x, 1.17.x, 1.18.x, 1.19.x, 1.20.x, tip]
         full-tests: [false]
         include:
-          - go-version: 1.20.x
+          - go-version: 1.21.x
             full-tests: true
 
     runs-on: ubuntu-latest
 
     steps:
       - name: Setup go
         run: |
-          curl -sL https://raw.githubusercontent.com/maxatome/install-go/v3.4/install-go.pl |
+          curl -sL https://raw.githubusercontent.com/maxatome/install-go/v3.5/install-go.pl |
               perl - ${{ matrix.go-version }} $HOME/go
 
       - name: Checkout code
@@ -42,8 +42,7 @@ jobs:
         if: matrix.full-tests
         run: |
           curl -sL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh |
-              sh -s -- -b $HOME/go/bin v1.52.2
-          echo $PATH
+              sh -s -- -b $HOME/go/bin v1.54.1
           $HOME/go/bin/golangci-lint run --max-issues-per-linter 0 \
                                          --max-same-issues 0 \
                                          --exclude="unused-parameter: parameter '[^']+' seems to be unused, consider removing or renaming it as _" \

README.md

@@ -12,7 +12,7 @@ go-testdeep
 
 **Extremely flexible golang deep comparison, extends the go testing package.**
 
-Currently supports go 1.16 → 1.20.
+Currently supports go 1.16 → 1.21.
 
 - [Latest news](#latest-news)
 - [Synopsis](#synopsis)