diff --git a/.gitignore b/.gitignore
index 7663b0b..127363f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -88,3 +88,4 @@ data/papers/
 *.h5
 *.hdf5
 main.py.bak
+ruff.toml
diff --git a/ruff.toml b/ruff.toml
deleted file mode 100644
index 167b8ea..0000000
--- a/ruff.toml
+++ /dev/null
@@ -1,17 +0,0 @@
-# RMI Backend - Strict linting config
-target-version = "py311"
-line-length = 120
-
-[lint]
-select = [
-    "E", "F", "I", "W", "UP", "B", "C4", "SIM", "RUF",
-]
-ignore = [
-    "E501",   # Line too long
-    "RUF006", # create_task result unused (fire-and-forget patterns)
-    "SIM102", # Nested if — existing code convention
-    "B008",   # function-call-in-default (FastAPI Depends pattern, intentional)
-]
-
-[lint.per-file-ignores]
-"app/core/lifespan.py" = ["T20"]   # print() for startup logging is intentional