Commit .claude/launch.json, gitignore local Claude settings

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

.claude/launch.json

@@ -0,0 +1,12 @@
+{
+  "version": "0.0.1",
+  "configurations": [
+    {
+      "name": "pirats",
+      "runtimeExecutable": ".venv/bin/python",
+      "runtimeArgs": ["-m", "uvicorn", "pirats.main:app", "--host", "127.0.0.1", "--port", "8123"],
+      "port": 8123,
+      "env": { "DATABASE_URL": "sqlite:///smoke_test.db", "PYTHONPATH": "src" }
+    }
+  ]
+}