diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
new file mode 100644
index 0000000..7d67b35
--- /dev/null
+++ b/.github/workflows/check.yml
@@ -0,0 +1,52 @@
+name: Run checks
+
+on:
+  push:
+
+jobs:
+  luacheck:
+    runs-on: ubuntu-latest
+    if: |
+      github.event_name == 'push' ||
+      github.event_name == 'pull_request' &&
+      github.event.pull_request.head.repo.full_name != github.repository
+    steps:
+      - uses: actions/checkout@master
+
+      - name: Setup Tarantool
+        uses: tarantool/setup-tarantool@v2
+        with:
+          tarantool-version: '2.8'
+
+      - name: Setup tt
+        run: |
+          curl -L https://tarantool.io/release/2/installer.sh | sudo bash
+          sudo apt install -y tt
+          tt version
+
+      - name: Setup luacheck
+        run: tt rocks install luacheck 0.25.0
+
+      - name: Run luacheck
+        run: ./.rocks/bin/luacheck .
+
+  golangci-lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/setup-go@v2
+
+      - uses: actions/checkout@v2
+
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        continue-on-error: true
+        with:
+          # The first run is for GitHub Actions error format.
+          args: --config=.golangci.yaml
+
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          # The second run is for human-readable error format with a file name
+          # and a line number.
+          args: --out-${NO_FUTURE}format colored-line-number --config=.golangci.yaml
\ No newline at end of file
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index dd8a590..fab1d79 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,8 +10,7 @@ on:
     branches: [ "master" ]
 
 jobs:
-
-  test:
+  unit:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
@@ -28,25 +27,4 @@ jobs:
       uses: codecov/codecov-action@v4.0.1
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
-        slug: KaymeKaydex/go-vshard-router
-
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/setup-go@v2
-
-      - uses: actions/checkout@v2
-
-      - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
-        continue-on-error: true
-        with:
-          # The first run is for GitHub Actions error format.
-          args: --config=.golangci.yaml
-
-      - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
-        with:
-          # The second run is for human-readable error format with a file name
-          # and a line number.
-          args: --out-${NO_FUTURE}format colored-line-number --config=.golangci.yaml
\ No newline at end of file
+        slug: KaymeKaydex/go-vshard-router
\ No newline at end of file
diff --git a/.luacheckrc b/.luacheckrc
new file mode 100644
index 0000000..33c8377
--- /dev/null
+++ b/.luacheckrc
@@ -0,0 +1,51 @@
+std = "luajit"
+codes = true
+
+read_globals = {
+	-- Tarantool vars:
+	"box",
+	"tonumber64",
+
+	"spacer",
+	"F",
+	"T",
+
+	package = {
+		fields = {
+			reload = {
+				fields = {
+					"count",
+					"register",
+				}
+			}
+		}
+	},
+
+	-- Exported by package 'config'
+	"config",
+}
+
+max_line_length = 200
+
+ignore = {
+	"212",
+	"213",
+	"411", -- ignore was previously defined
+	"422", -- ignore shadowing
+}
+
+local conf_rules = {
+	read_globals = {
+		"instance_name",
+	},
+	globals = {
+		"box", "etcd",
+	}
+}
+
+exclude_files = {
+	"tests/tnt/.rocks/*",
+}
+
+
+files["etc/*.lua"] = conf_rules