diff --git a/.gitignore b/.gitignore
index e0dbaa599..56008f630 100644
--- a/.gitignore
+++ b/.gitignore
@@ -74,3 +74,12 @@ deno-dist/
 .github/instructions/nx.instructions.md
 config.toml.backup
 sqruff-cli.tar.gz
+
+.opencode
+.ignore
+AGENTS.md
+pkgs/cli/AGENTS.md
+pkgs/client/AGENTS.md
+pkgs/edge-worker/AGENTS.md
+pkgs/website/AGENTS.md
+
diff --git a/.ignore b/.ignore
new file mode 100644
index 000000000..538a29df5
--- /dev/null
+++ b/.ignore
@@ -0,0 +1,2 @@
+!.claude
+!.notes