Fix linter warnings

.github/workflows/check-go.yml

@@ -0,0 +1,48 @@
+name: Check Go code
+
+on:
+  push:
+    branches:
+      - master
+
+permissions:
+  contents: read
+
+jobs:
+
+  build:
+    name: Build and test
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.25.x'
+
+      - name: Download dependencies
+        run: go mod download
+
+      - name: Run tests
+        run: go test ./...
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.25.x'
+
+      - name: Run golangci-lint
+        uses: golangci/golangci-lint-action@v8
+        with:
+          version: 'v2.4'

.github/workflows/release.yml

@@ -0,0 +1,24 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+permissions:
+  contents: write
+
+jobs:
+
+  release:
+    name: Automatic release
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Create the release
+        uses: softprops/action-gh-release@v2
+        with:
+          generate_release_notes: true

.gitignore

@@ -1,4 +1,3 @@
-.idea
-vendor
-bin
-docker-compose.override.yml
+/.idea/
+/vendor/
+/docker-compose.override.yml

.golangci.yml

@@ -0,0 +1,70 @@
+version: "2"
+
+run:
+  timeout: 5m
+  issues-exit-code: 1
+
+linters:
+  enable:
+    - errcheck
+    - govet
+    - ineffassign
+    - staticcheck
+    - unused
+    - bodyclose
+    - importas
+    - dogsled
+    - dupl
+    - gochecknoinits
+    - gocognit
+    - gocritic
+    - gocyclo
+    - revive
+    - gosec
+    - misspell
+    - nakedret
+    - prealloc
+    - unconvert
+    - whitespace
+    - rowserrcheck
+    - goconst
+    - asciicheck
+    - nestif
+    - copyloopvar
+    - sqlclosecheck
+
+  settings:
+    govet:
+      enable:
+        - shadow
+
+    gocritic:
+      disabled-checks:
+        - sloppyReassign
+        - whyNoLint
+      enabled-tags:
+        - experimental
+        - opinionated
+
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - std-error-handling
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+
+formatters:
+  enable:
+    - gofmt
+    - goimports
+
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$

README.md

@@ -1,28 +1,20 @@
-# anon3anon
+# :performing_arts: anon3anon [![Github release](https://img.shields.io/github/release/nightnoryu/anon3anon.svg)](https://github.com/nightnoryu/anon3anon/releases) [![Build Status](https://github.com/nightnoryu/anon3anon/actions/workflows/check-go.yml/badge.svg)](https://github.com/nightnoryu/anon3anon/actions/workflows/check-go.yml) [![Go Report Card](https://goreportcard.com/badge/github.com/nightnoryu/anon3anon)](https://goreportcard.com/report/github.com/nightnoryu/anon3anon)
 
-Telegram bot for anonymous messages 🎭✨
+Telegram bot for anonymous messages.
 
-Currently deployed and working at https://t.me/meme_me_a_meme_bot for my channel.
+Currently running at https://t.me/meme_me_a_meme_bot for my channel.
 
----
-
-[![Go Report Card](https://goreportcard.com/badge/github.com/nightnoryu/anon3anon)](https://goreportcard.com/report/github.com/nightnoryu/anon3anon)
-[![GitHub License](https://img.shields.io/github/license/nightnoryu/anon3anon)](https://opensource.org/license/MIT)
-
-## Building for local development
+## Local development
 
 Prerequisites:
 
-1. Linux
-2. Git
-3. Docker
-4. (optional) [BrewKit](https://github.com/ispringtech/brewkit)
+1. Git
+2. Docker
+3. [brewkit](https://github.com/ispringtech/brewkit)
 
-Firstly, clone the repository into your `$GOPATH`:
+Clone the repository:
 
 ```shell
-mkdir -p $GOPATH/src/github.com/nightnoryu
-cd $GOPATH/src/github.com/nightnoryu
 git clone git@github.com:nightnoryu/anon3anon.git
 cd anon3anon
 ```
@@ -31,9 +23,6 @@ Then build the project:
 
 ```shell
 brewkit build
-
-# Alternatively, if you don't want to use BrewKit, you can do it the old-fashioned way:
-# go build -o ./bin/anon3anon ./cmd/anon3anon
 ```
 
 After that, copy the `docker-compose.override.example.yml` to `docker-compose.override.yml` and set the environment variables:
@@ -46,6 +35,9 @@ services:
       ANON3ANON_OWNER_CHAT_ID: 123 # ID of your chat with your bot
 ```
 
+> [!NOTE]
+> When launching the bot for the first time, leave `ANON3ANON_OWNER_CHAT_ID` empty and write a message to the bot. It will print the chat ID in the logs and after that you can set it up.
+
 And you're set! Use `docker compose` to manage the application:
 
 ```shell

amvera.yaml

@@ -1,2 +0,0 @@
-build:
-  dockerfile: docker/Dockerfile-amvera

bin/.gitignore

@@ -0,0 +1 @@
+/anon3anon

brewkit/images.libsonnet

@@ -1,3 +1,4 @@
 {
-    gobuilder: "golang:1.24.2"
+    gobuilder: "golang:1.25-alpine",
+    golangcilint: "golangci/golangci-lint:v2.4-alpine",
 }

brewkit/project.libsonnet

@@ -21,7 +21,7 @@ local gocache = [
         apiVersion: "brewkit/v1",
 
         targets: {
-            all: ["modules", "build"],
+            all: ["modules", "build", "check"],
         } + {
             modules: ["gotidy", "modulesvendor"],
 
@@ -62,6 +62,30 @@ local gocache = [
                 }
             }
             for appID in appIDs
+        } + {
+            check: ["test", "lint"],
+
+            test: {
+                from: "gobase",
+                workdir: "/app",
+                cache: gocache,
+                command: "go test ./..."
+            },
+
+            lint: {
+                from: images.golangcilint,
+                workdir: "/app",
+                cache: gocache,
+                copy: [
+                    copyFrom("gosources", "/app", "/app"),
+                    copy(".golangci.yml", ".golangci.yml"),
+                ],
+                env: {
+                    GOCACHE: "/app/cache/go-build",
+                    GOLANGCI_LINT_CACHE: "/app/cache/go-build",
+                },
+                command: "golangci-lint run"
+            },
         } + {
             gobase: {
                 from: images.gobuilder,

cmd/anon3anon/main.go

@@ -5,9 +5,9 @@ import (
 	"os"
 	"os/signal"
 
-	"github.com/nightnoryu/anon3anon/pkg/anon3anon/infrastructure/jsonlog"
-	"github.com/nightnoryu/anon3anon/pkg/anon3anon/infrastructure/telegram/handler"
-	"github.com/nightnoryu/anon3anon/pkg/anon3anon/infrastructure/telegram/middleware"
+	"github.com/nightnoryu/anon3anon/pkg/infrastructure/jsonlog"
+	"github.com/nightnoryu/anon3anon/pkg/infrastructure/telegram/handler"
+	"github.com/nightnoryu/anon3anon/pkg/infrastructure/telegram/middleware"
 
 	"github.com/go-telegram/bot"
 )
@@ -48,7 +48,7 @@ func initBotOptions(conf *config, logger jsonlog.Logger) []bot.Option {
 
 	return []bot.Option{
 		bot.WithMiddlewares(middleware.NewLoggingMiddleware(logger)),
-		bot.WithMessageTextHandler("/start", bot.MatchTypeExact, startCommandHandler),
+		bot.WithMessageTextHandler("start", bot.MatchTypeCommand, startCommandHandler),
 		bot.WithDefaultHandler(anonymousMessagesHandler),
 	}
 }

docker-compose.yml

@@ -3,6 +3,5 @@ services:
     container_name: anon3anon
     build:
       context: .
-      dockerfile: docker/Dockerfile-local
     volumes:
       - "./bin:/app/bin"

go.mod

@@ -1,9 +1,9 @@
 module github.com/nightnoryu/anon3anon
 
-go 1.24
+go 1.25
 
 require (
-	github.com/go-telegram/bot v1.13.3
+	github.com/go-telegram/bot v1.15.0
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/sirupsen/logrus v1.9.3
 )

go.sum

@@ -1,8 +1,8 @@
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/go-telegram/bot v1.13.3 h1:r2erpHI5rMQsR5TFWJ/XVqWHq9R228fcaejLFvXJsmM=
-github.com/go-telegram/bot v1.13.3/go.mod h1:i2TRs7fXWIeaceF3z7KzsMt/he0TwkVC680mvdTFYeM=
+github.com/go-telegram/bot v1.15.0 h1:/ba5pp084MUhjR5sQDymQ7JNZ001CQa7QjtxLWcuGpg=
+github.com/go-telegram/bot v1.15.0/go.mod h1:i2TRs7fXWIeaceF3z7KzsMt/he0TwkVC680mvdTFYeM=
 github.com/kelseyhightower/envconfig v1.4.0 h1:Im6hONhd3pLkfDFsbRgu68RDNkGF1r3dvMUtDTo2cv8=
 github.com/kelseyhightower/envconfig v1.4.0/go.mod h1:cccZRl6mQpaq41TPp5QxidR+Sa3axMbJDNb//FQX6Gg=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=

pkg/infrastructure/jsonlog/logger.go

@@ -14,11 +14,11 @@ var fieldMap = logrus.FieldMap{
 }
 
 type Logger interface {
-	WithField(key string, value interface{}) Logger
+	WithField(key string, value any) Logger
 
-	Info(...interface{})
-	Error(error, ...interface{})
-	FatalError(error, ...interface{})
+	Info(...any)
+	Error(error, ...any)
+	FatalError(error, ...any)
 }
 
 type Config struct {
@@ -42,14 +42,14 @@ type logger struct {
 	logrus.FieldLogger
 }
 
-func (l *logger) WithField(key string, value interface{}) Logger {
+func (l *logger) WithField(key string, value any) Logger {
 	return &logger{l.FieldLogger.WithField(key, value)}
 }
 
-func (l *logger) Error(err error, args ...interface{}) {
-	l.FieldLogger.WithError(err).Error(args)
+func (l *logger) Error(err error, args ...any) {
+	l.FieldLogger.WithError(err).Error(args...)
 }
 
-func (l *logger) FatalError(err error, args ...interface{}) {
+func (l *logger) FatalError(err error, args ...any) {
 	l.FieldLogger.WithError(err).Fatal(args...)
 }

pkg/infrastructure/telegram/handler/anonymousmessages.go

@@ -2,21 +2,27 @@ package handler
 
 import (
 	"context"
+	"fmt"
 
-	"github.com/nightnoryu/anon3anon/pkg/anon3anon/infrastructure/jsonlog"
+	"github.com/nightnoryu/anon3anon/pkg/infrastructure/jsonlog"
 
 	"github.com/go-telegram/bot"
 	"github.com/go-telegram/bot/models"
 )
 
-func NewAnonymousMessagesHandler(logger jsonlog.Logger, ownerChatId int) bot.HandlerFunc {
+func NewAnonymousMessagesHandler(logger jsonlog.Logger, ownerChatID int) bot.HandlerFunc {
 	return func(ctx context.Context, b *bot.Bot, update *models.Update) {
 		if update.Message == nil {
 			return
 		}
 
+		if ownerChatID == 0 {
+			logger.Info(fmt.Sprintf("owner chat ID not set. set to %d to use the last chat", update.Message.Chat.ID))
+			return
+		}
+
 		params := &bot.CopyMessageParams{
-			ChatID:     ownerChatId,
+			ChatID:     ownerChatID,
 			FromChatID: update.Message.Chat.ID,
 			MessageID:  update.Message.ID,
 		}

pkg/infrastructure/telegram/handler/startcommand.go

@@ -3,7 +3,7 @@ package handler
 import (
 	"context"
 
-	"github.com/nightnoryu/anon3anon/pkg/anon3anon/infrastructure/jsonlog"
+	"github.com/nightnoryu/anon3anon/pkg/infrastructure/jsonlog"
 
 	"github.com/go-telegram/bot"
 	"github.com/go-telegram/bot/models"

pkg/infrastructure/telegram/middleware/loggingmiddleware.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"fmt"
 
-	"github.com/nightnoryu/anon3anon/pkg/anon3anon/infrastructure/jsonlog"
+	"github.com/nightnoryu/anon3anon/pkg/infrastructure/jsonlog"
 
 	"github.com/go-telegram/bot"
 	"github.com/go-telegram/bot/models"
@@ -27,7 +27,7 @@ func NewLoggingMiddleware(logger jsonlog.Logger) bot.Middleware {
 				WithField(usernameField, update.Message.From.Username)
 
 			text := update.Message.Text
-			if len(update.Message.Caption) > 0 {
+			if update.Message.Caption != "" {
 				text = update.Message.Caption
 			}