diff --git a/.aignore b/.aignore
new file mode 100644
index 0000000..c7ab3de
--- /dev/null
+++ b/.aignore
@@ -0,0 +1,9 @@
+node_modules/
+backend/node_modules/
+frontend/node_modules/
+backend/dist/
+frontend/dist/
+backend/build/
+frontend/build/
+.git/
+*.log
diff --git a/.agent/rules/GEMINI.ิbak b/.gemini/GEMINI.md
similarity index 100%
rename from .agent/rules/GEMINI.ิbak
rename to .gemini/GEMINI.md
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
index 5eb850e..4eb46f1 100644
--- a/.vscode/extensions.json
+++ b/.vscode/extensions.json
@@ -34,6 +34,7 @@
     "pkief.material-icon-theme",
     "github.copilot",
     "bierner.markdown-mermaid",
-    "vitest.explorer"
+    "vitest.explorer",
+    "google.geminicodeassist"
   ]
 }