Merge pull request #459 from vdice/chore/golangci-lint-bump-migration

chore/ref(*): bump golangci-lint to v2.5.0, migrate config, address linter errs

Author: vdice

.github/workflows/ci.yml

@@ -42,7 +42,7 @@ jobs:
         with:
           go-version: "1.24"
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@4696ba8babb6127d732c3c6dde519db15edab9ea # v6.5.1
+        uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8.0.0
         with:
-          version: v1.64.7
+          version: v2.5.0
           skip-cache: true