diff --git a/.gitignore b/.gitignore
index 3467b43..29c1b21 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,15 @@ S*-PROMPT.md
 
 # v5 namespace research (local-only spike output)
 docs/v5-namespace-research.md
+
+# --- session/local state (gitignored per ~/.claude polyrepo-konvensjon) ---
+STATE.md
+REMEMBER.md
+ROADMAP.md
+TODO.md
+NEXT-SESSION-PROMPT*.local.md
+*.local.md
+*.local.json
+*.local.sh
+.DS_Store
+.claude/