diff --git a/.github/workflows/code-style.yml b/.github/workflows/code-style.yml
new file mode 100644
index 0000000..4fa690b
--- /dev/null
+++ b/.github/workflows/code-style.yml
@@ -0,0 +1,27 @@
+name: code-style
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v3
+      - uses: pre-commit/action@v3.0.1
+
+  luacheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install system dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y lua-check
+
+      - name: Check Lua Files
+        run: luacheck import-theme/
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
deleted file mode 100644
index 524f04f..0000000
--- a/.github/workflows/pre-commit.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-name: pre-commit
-
-on:
-  pull_request:
-  push:
-    branches: [main]
-
-jobs:
-  pre-commit:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v3
-      - uses: pre-commit/action@v3.0.1
diff --git a/import-theme/osm-feature-info/init.lua b/import-theme/osm-feature-info/init.lua
index 029fe99..71a5888 100644
--- a/import-theme/osm-feature-info/init.lua
+++ b/import-theme/osm-feature-info/init.lua
@@ -1,7 +1,5 @@
-local themepark = ...
 local theme = {}
 
-
 function theme.has_area_tags(tags)
     if tags.area == 'yes' then
         return true
diff --git a/import-theme/osm-feature-info/topics/geography_tables.lua b/import-theme/osm-feature-info/topics/geography_tables.lua
index c37bf83..b74e0f9 100644
--- a/import-theme/osm-feature-info/topics/geography_tables.lua
+++ b/import-theme/osm-feature-info/topics/geography_tables.lua
@@ -1,4 +1,4 @@
-local themepark, theme, cfg = ...
+local themepark, theme = ...
 
 themepark:set_option('srid', 4326)
 
@@ -24,7 +24,7 @@ themepark:add_table{
     tiles = false
 }
 
-themepark:add_proc('node', function(object, data)
+themepark:add_proc('node', function(object)
     themepark:insert('geom_nodes', {
         geog = object:as_point()
     }, object.tags)
@@ -51,9 +51,9 @@ themepark:add_table{
     tiles = false
 }
 
-themepark:add_proc('way', function(object, data)
+themepark:add_proc('way', function(object)
 
-    attributes = {}
+    local attributes
     if object.is_closed and theme.has_area_tags(object.tags) then
         attributes = {
             geog = object:as_polygon()
@@ -87,7 +87,7 @@ themepark:add_table{
     }},
     tiles = false
 }
-themepark:add_proc('relation', function(object, data)
+themepark:add_proc('relation', function(object)
     local relation_type = object:grab_tag('type')
     local geog