diff --git a/.gitattributes b/.gitattributes
index 2cd09cac2..5d4b1e6e4 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,2 @@
-features/analytics/backend/data/*.mmdb filter=lfs diff=lfs merge=lfs -text
+# Git LFS tracking for large binary files
+*.mmdb filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitignore b/.gitignore
index 0917ea32e..4eb2f7b2b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -149,3 +149,15 @@ reports/*.md
 # Auto-added by auto-commit-service
 .cache/
 .coverage
+
+# Runtime data (not source code)
+**/data/attachments/
+**/.test-apps/
+
+# Large binary files (use download scripts instead)
+*.MOV
+*.mov
+*.HEIC
+*.heic
+*.mp4
+*.mmdb