chore(agent): go tooling update

.github/workflows/builder_image_golang.yaml

@@ -12,7 +12,7 @@ permissions:
 env:
   GITHUB_REGISTRY: ghcr.io
   BUILDER_IMAGE_NAME: dyrector-io/dyrectorio/builder-images/golang
-  VERSION: 2
+  VERSION: 3
 jobs:
   build:
     runs-on: ubuntu-22.04

.golangci.yml

@@ -1,7 +1,5 @@
 run:
   timeout: 5m
-  skip-dirs:
-    - internal/cache
 linters-settings:
   depguard:
     rules:
@@ -19,8 +17,9 @@ linters-settings:
   funlen:
     lines: 100
     statements: 50
-  gci:
-    local-prefixes: github.com/golangci/golangci-lint
+  # gci:
+  #   sections:
+  #     - "prefix()"
   goconst:
     min-len: 2
     min-occurrences: 2
@@ -50,22 +49,18 @@ linters-settings:
       - condition
       - return
   govet:
-    check-shadowing: true
+    enable-all: true
   lll:
     line-length: 140
-  maligned:
-    suggest-new: true
   misspell:
     locale: US
   nolintlint:
-    allow-leading-space: true # don't require machine-readable nolint directives (i.e. with no leading space)
     allow-unused: false # report any unused nolint directives
     require-explanation: false # don't require an explanation for nolint directives
     require-specific: false # don't require nolint directives to be specific about which linter is being skipped
   tenv:
     all: true
   staticcheck:
-    go: "1.18"
     checks:
       - all
 linters:
@@ -123,3 +118,5 @@ issues:
     - path: _test\.go
       linters:
         - gomnd
+  exclude-dirs:
+    - internal/cache

images/builder-golang/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.20-alpine3.18
+FROM docker.io/library/golang:1.21-alpine3.19
 
 ENV GOLANGCI_LINT_CACHE $GOPATH/cache
 ENV GOCACHE $GOPATH/cache