Switch testing library and improve documentation

Author: krostar

.github/dependabot.yml

@@ -0,0 +1,10 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:best-practices",
+    "config:semverAllMonthly"
+  ],
+  "nix": {
+    "enabled": true
+  }
+}

.github/renovate.json

@@ -0,0 +1,70 @@
+---
+name: "Quality"
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+jobs:
+  check-quality:
+    permissions:
+      actions: "write"
+    runs-on: "ubuntu-latest"
+    steps:
+      # setup
+      - uses: "nixbuild/nix-quick-install-action@5bb6a3b3abe66fd09bbf250dce8ada94f856a703" # v30
+      - uses: "actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683" # v4
+      - uses: "nix-community/cache-nix-action@c448f065ba14308da81de769632ca67a3ce67cf5" # v6
+        with:
+          primary-key: "cache-nix-store-${{ runner.os }}-${{ hashFiles('flake.nix', 'flake.lock') }}"
+          restore-prefixes-first-match: "cache-nix-store-${{ runner.os }}-"
+          gc-max-store-size-linux: 1073741824 # 1go
+          purge: true
+          purge-prefixes: "cache-nix-store-${{ runner.os }}-"
+          purge-created: 0
+          purge-primary-key: "never"
+      - uses: "cachix/cachix-action@0fc020193b5a1fa3ac4575aa3a7d3aa6a35435ad" # v16
+        with:
+          name: "krostar"
+          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
+      - name: "Print nix version"
+        run: "nix --version"
+      - name: "Print flake metadata"
+        run: "nix flake metadata"
+      - name: "Setup shell"
+        run: "nix develop --command true"
+
+      # tests
+      - uses: "DeterminateSystems/flake-checker-action@078f5f7f47ee188aa6cb472527ca5984e195222d" # v9
+        with:
+          fail-mode: true
+          ignore-missing-flake-lock: false
+          nixpkgs-keys: "nixpkgs"
+          send-statistics: false
+
+      - name: "Flake check"
+        run: "nix flake check --all-systems --print-build-logs"
+
+      - name: "Files respect Editorconfig configuration"
+        run: "nix develop --command lint-editorconfig"
+
+      - name: "Files respect treefmt format"
+        run: "nix develop --command treefmt --no-cache --fail-on-change"
+
+      - name: "Lint Github Actions"
+        run: "nix develop --command lint-ghaction"
+
+      - name: "Lint Shell scripts"
+        run: "nix develop --command lint-sh"
+
+      - name: "Lint YAML configurations files"
+        run: "nix develop --command lint-yaml"
+
+      - name: "Lint Go code"
+        run: "nix develop --command lint-go"
+
+      - name: "Lint Nix code"
+        run: "nix develop --command lint-nix"
+
+      - name: "Run go unit tests"
+        run: "nix develop --command go test -v -race -count 10 -failfast -timeout 45s -shuffle on ./..."

.github/workflows/ci.yml

@@ -2,4 +2,5 @@
 /result
 
 # nixago: ignore-linked-files
+/.idea/watcherTasks.xml
 /.editorconfig

.github/workflows/quality.yml

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 github.com/krostar
+Copyright (c) 2025 github.com/krostar
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -18,4 +18,4 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+SOFTWARE.