feature(queue): use postgres instead of redis for buffer

* wip(buffer): initial implementation of psql buffer

* wip(buffer): add both profile and bots buffer

packages/db/prisma/migrations/20250127054047_bot_events_buffer/migration.sql

@@ -0,0 +1,17 @@
+-- CreateTable
+CREATE TABLE "bot_event_buffer" (
+    "id" TEXT NOT NULL,
+    "projectId" TEXT NOT NULL,
+    "eventId" TEXT NOT NULL,
+    "payload" JSONB NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "processedAt" TIMESTAMP(3),
+
+    CONSTRAINT "bot_event_buffer_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "bot_event_buffer_processedAt_idx" ON "bot_event_buffer"("processedAt");
+
+-- CreateIndex
+CREATE INDEX "bot_event_buffer_projectId_eventId_idx" ON "bot_event_buffer"("projectId", "eventId");