fix: update GitHub Actions and fix golangci-lint config for v2

- Update actions/upload-artifact from v3 to v4
- Update golangci/golangci-lint-action from v3 to v6
- Fix golangci.yml configuration for golangci-lint v2.x
- Move gofmt and goimports to formatters section

Author: Trozz

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
         run: go mod tidy
 
       - name: Run golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v6
         with:
           version: ${{ env.GOLANGCI_LINT_VERSION }}
 
@@ -73,7 +73,7 @@ jobs:
           gotestsum --junitfile junit.xml --format testname -- -v -cover -coverprofile=coverage.out ./internal/...
 
       - name: Upload test results
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: always()
         with:
           name: test-results
@@ -130,7 +130,7 @@ jobs:
           go build -o "$output" -ldflags "-X main.version=${{ github.ref_name }}" .
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: terraform-provider-pocketid_${{ matrix.os }}_${{ matrix.arch }}
           path: terraform-provider-pocketid*

.golangci.yml

@@ -1,43 +1,36 @@
 version: "2"
+
 run:
+  timeout: 5m
+  tests: true
   build-tags:
     - acc
-  tests: true
+
 linters:
-  default: none
+  disable-all: true
   enable:
     - errcheck
     - govet
     - ineffassign
     - misspell
     - staticcheck
     - unused
-  exclusions:
-    generated: lax
-    rules:
-      - linters:
-          - errcheck
-        path: _test\.go
-    paths:
-      - third_party$
-      - builtin$
-      - examples$
-issues:
-  max-issues-per-linter: 0
-  max-same-issues: 0
+
 formatters:
   enable:
     - gofmt
     - goimports
-  settings:
-    gofmt:
-      simplify: true
-    goimports:
-      local-prefixes:
-        - github.com/Trozz/terraform-provider-pocketid
-  exclusions:
-    generated: lax
-    paths:
-      - third_party$
-      - builtin$
-      - examples$
+
+linters-settings:
+  gofmt:
+    simplify: true
+  goimports:
+    local-prefixes: github.com/Trozz/terraform-provider-pocketid
+
+issues:
+  max-issues-per-linter: 0
+  max-same-issues: 0
+  exclude-rules:
+    - path: _test\.go
+      linters:
+        - errcheck