diff --git a/.drone.yml b/.drone.yml
index aef50c7..ace45d5 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -14,6 +14,7 @@ steps:
   image: golangci/golangci-lint:v1.50
   pull: if-not-exists
   commands:
+    - cd src
     - golangci-lint run
 
 - name: "build and publish docker image"
diff --git a/.golangci.yml b/.golangci.yml
deleted file mode 100644
index f55b69b..0000000
--- a/.golangci.yml
+++ /dev/null
@@ -1,110 +0,0 @@
-timeout: 30m
-
-output:
-  format: tab
-  sort-results: true
-
-linters:
-  disable-all: true
-  enable:
-    # checks whether HTTP response body is closed successfully
-    - bodyclose
-
-    # Tool for code clone detection
-    - dupl
-
-    # Errcheck is a program for checking for unchecked errors in go programs.
-    # These unchecked errors can be critical bugs in some cases
-    - errcheck
-
-    # Tool for detection of long functions
-    - funlen
-
-    # Checks that no init functions are present in Go code
-    - gochecknoinits
-
-    # Computes and checks the cyclomatic complexity of functions
-    - gocyclo
-
-    # Gofmt checks whether code was gofmt-ed.
-    # By default this tool runs with -s option to check for code simplification
-    - gofmt
-
-    # In addition to fixing imports, goimports also formats your code in the same style as gofmt.
-    - goimports
-
-    # Detects when assignments to existing variables are not used
-    - ineffassign
-
-    # Checks Go code for unused constants, variables, functions and types
-    - unused
-
-    # Inspects source code for security problems
-    - gosec
-
-linters-settings:
-  gocyclo:
-    # Minimal code complexity to report.
-    # Default: 30 (but we recommend 10-20)
-    min-complexity: 40
-
-  funlen:
-    # Checks the number of lines in a function.
-    # If lower than 0, disable the check.
-    # Default: 60
-    lines: 200
-    # Checks the number of statements in a function.
-    # If lower than 0, disable the check.
-    # Default: 40
-    statements: 200
-
-  gofmt:
-    # Simplify code: gofmt with `-s` option.
-    # Default: true
-    simplify: true
-
-  goconst:
-    # Minimal length of string constant.
-    # Default: 3
-    min-len: 3
-    # Minimum occurrences of constant string count to trigger issue.
-    # Default: 3
-    min-occurrences: 2
-    # Ignore test files.
-    # Default: false
-    ignore-tests: true
-    # Look for existing constants matching the values.
-    # Default: true
-    match-constant: false
-    # Search also for duplicated numbers.
-    # Default: false
-    numbers: true
-    # Minimum value, only works with goconst.numbers
-    # Default: 3
-    min: 2
-    # Maximum value, only works with goconst.numbers
-    # Default: 3
-    max: 2
-    # Ignore when constant is not used as function argument.
-    # Default: true
-    ignore-calls: false
-
-  goimports:
-    # Put imports beginning with prefix after 3rd-party packages.
-    # It's a comma-separated list of prefixes.
-    # Default: ""
-    local-prefixes: ""
-
-issues:
-  # Report all issues
-  max-issues-per-linter: 0
-  max-same-issues: 0
-  # Disable some
-  exclude-rules:
-    - path: main.go|app.go
-      linters:
-        - funlen
-    - path: _test\.go|mock|integration
-      linters:
-        - funlen
-        - goconst
diff --git a/makefile b/makefile
index 1cd62f4..4e1c77d 100644
--- a/makefile
+++ b/makefile
@@ -1,2 +1,5 @@
 example:
-	go run main.go ./examples/in/ ./examples/out/
\ No newline at end of file
+	go run main.go ./examples/in/ ./examples/out/
+
+lint:
+	docker run --rm -v "${PWD}/src:/src"  golangci/golangci-lint:v1.50 /bin/sh -c "cd /src && golangci-lint run"
\ No newline at end of file
diff --git a/src/.golangci.yml b/src/.golangci.yml
new file mode 100644
index 0000000..5c0b882
--- /dev/null
+++ b/src/.golangci.yml
@@ -0,0 +1,52 @@
+# See https://golangci-lint.run/usage/configuration/#config-file
+output:
+  format: tab
+  sort-results: true
+
+run:
+  tests: false
+  allow-parallel-runners: true
+
+issues:
+  max-issues-per-linter: 0
+  max-same-issues: 0
+  fix: false
+
+linters-settings:
+  stylecheck:
+    checks: ["all", "-ST1003"]
+
+linters:
+  disable-all: true
+  enable:
+    - bodyclose
+    - unused
+    - depguard
+    - dogsled
+    - dupl
+    - errcheck
+    - exportloopref
+    - funlen
+    - gochecknoinits
+    - goconst
+    - gocritic
+    - gocyclo
+    - gofmt
+    - goimports
+    - goprintffuncname
+    - gosec
+    - gosimple
+    - govet
+    - ineffassign
+    - misspell
+    - nakedret
+    - noctx
+    - staticcheck
+    - structcheck
+    - stylecheck
+    - typecheck
+    - unconvert
+    - unparam
+    - unused
+    - varcheck
+    - whitespace
\ No newline at end of file