Initial commit: Happy Up monorepo through Sprint 5.

Document-driven MVP with FastAPI backend, Vue H5, WeChat mini shell, product demo, and Docker dev stack.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/app/queue/analysis_queue.py

@@ -0,0 +1,57 @@
+from app.config import settings
+
+
+class AnalysisQueue:
+    def push(self, task_id: int) -> None:
+        raise NotImplementedError
+
+    def pop(self, timeout: int = 5) -> int | None:
+        raise NotImplementedError
+
+
+_memory_queue: list[int] = []
+
+
+class MemoryAnalysisQueue(AnalysisQueue):
+    def push(self, task_id: int) -> None:
+        _memory_queue.append(task_id)
+
+    def pop(self, timeout: int = 5) -> int | None:
+        return _memory_queue.pop(0) if _memory_queue else None
+
+
+class RedisAnalysisQueue(AnalysisQueue):
+    def __init__(self) -> None:
+        import redis
+
+        self._client = redis.from_url(settings.redis_url, decode_responses=True)
+
+    def push(self, task_id: int) -> None:
+        self._client.lpush(settings.analysis_queue_key, str(task_id))
+
+    def pop(self, timeout: int = 5) -> int | None:
+        item = self._client.brpop(settings.analysis_queue_key, timeout=timeout)
+        if not item:
+            return None
+        return int(item[1])
+
+
+_queue: AnalysisQueue | None = None
+
+
+def get_analysis_queue() -> AnalysisQueue:
+    global _queue
+    if _queue is not None:
+        return _queue
+    try:
+        _queue = RedisAnalysisQueue()
+        _queue._client.ping()
+    except Exception:
+        _queue = MemoryAnalysisQueue()
+    return _queue
+
+
+def reset_analysis_queue_for_tests() -> None:
+    global _queue
+    _queue = MemoryAnalysisQueue()
+    _memory_queue.clear()