Initial commit: fastapi-traffic rate limiting library

- Core rate limiting with multiple algorithms (sliding window, token bucket, etc.)
- SQLite and memory backends
- Decorator and dependency injection patterns
- Middleware support
- Example usage files

.vscode/sessions.json

@@ -0,0 +1,56 @@
+{
+    "$schema": "https://cdn.statically.io/gh/nguyenngoclongdev/cdn/main/schema/v11/terminal-keeper.json",
+    "theme": "tribe",
+    "active": "default",
+    "activateOnStartup": true,
+    "keepExistingTerminals": false,
+    "sessions": {
+        "default": [
+            {
+                "name": "hello",
+                "autoExecuteCommands": true,
+                "icon": "person",
+                "color": "terminal.ansiGreen",
+                "commands": [
+                    "echo hello"
+                ]
+            },
+            [
+                {
+                    "name": "docker:ros",
+                    "commands": [
+                        ""
+                    ]
+                },
+                {
+                    "name": "docker:k8s",
+                    "commands": [
+                        ""
+                    ]
+                }
+            ],
+            [
+                {
+                    "name": "docker:nats",
+                    "commands": [
+                        ""
+                    ]
+                },
+                {
+                    "name": "docker:fleet",
+                    "commands": [
+                        ""
+                    ]
+                }
+            ]
+        ],
+        "saved-session": [
+            {
+                "name": "connect",
+                "commands": [
+                    ""
+                ]
+            }
+        ]
+    }
+}