diff --git a/.gitignore b/.gitignore
index ba1e745..79c2ae3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,20 @@ out
 *.log*
 
 #AI Agent
-.claude
\ No newline at end of file
+.claude
+
+# Logs
+logs/
+*.log
+
+# Data
+data/temp/*
+data/output/*
+data/reports/*
+!data/temp/.gitkeep
+!data/output/.gitkeep
+!data/reports/.gitkeep
+
+# Environment
+config/.env
+config/.env.local
\ No newline at end of file
diff --git a/config/.gitkeep b/config/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/data/output/.gitkeep b/data/output/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/data/reports/.gitkeep b/data/reports/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/data/temp/.gitkeep b/data/temp/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/logs/.gitkeep b/logs/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/config/.gitkeep b/src/main/config/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/controllers/.gitkeep b/src/main/controllers/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/dao/.gitkeep b/src/main/dao/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/models/.gitkeep b/src/main/models/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/services/.gitkeep b/src/main/services/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/utils/.gitkeep b/src/main/utils/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/tests/.gitkeep b/tests/.gitkeep
new file mode 100644
index 0000000..e69de29