diff --git a/.editorconfig b/.editorconfig
index d8c1f4b..3e4aec1 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -13,3 +13,6 @@ indent_size = 4
 
 [*.{diff,md}]
 trim_trailing_whitespace = false
+
+[*.json]
+indent_size = 2
\ No newline at end of file
diff --git a/config.example.json b/config.example.json
new file mode 100644
index 0000000..2c4b93f
--- /dev/null
+++ b/config.example.json
@@ -0,0 +1,8 @@
+{
+  "log_level": "info",
+
+  "list": {
+    "exact": ["19240158324"],
+    "wildcard": ["1924015*", "192*8324", "*40158324"]
+  }
+}
\ No newline at end of file
diff --git a/src/config.rs b/src/config.rs
new file mode 100644
index 0000000..63e25a5
--- /dev/null
+++ b/src/config.rs
@@ -0,0 +1 @@
+pub struct Config {}
\ No newline at end of file
diff --git a/src/logger.rs b/src/logger.rs
new file mode 100644
index 0000000..e69de29
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..ac2a9e1 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,6 @@
+mod config;
+mod logger;
+
 fn main() {
     println!("Hello, world!");
-}
+}
\ No newline at end of file