Feat/um 202 event data new (#1841)

* Add event_data base.

* Add url_path.

* Add eventData back.

* Finish event_data relational.

* resolve comments.

db/postgresql/migrations/09_event_data/migration.sql

@@ -0,0 +1,23 @@
+-- CreateTable
+CREATE TABLE "event_data" (
+    "event_id" UUID NOT NULL,
+    "website_id" UUID NOT NULL,
+    "website_event_id" UUID NOT NULL,
+    "event_key" VARCHAR(500) NOT NULL,
+    "event_string_value" VARCHAR(500),
+    "event_numeric_value" DECIMAL(19,4),
+    "event_date_value" TIMESTAMPTZ(6),
+    "event_data_type" INTEGER NOT NULL,
+    "created_at" TIMESTAMPTZ(6) DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "event_data_pkey" PRIMARY KEY ("event_id")
+);
+
+-- CreateIndex
+CREATE INDEX "event_data_created_at_idx" ON "event_data"("created_at");
+
+-- CreateIndex
+CREATE INDEX "event_data_website_id_idx" ON "event_data"("website_id");
+
+-- CreateIndex
+CREATE INDEX "event_data_website_event_id_idx" ON "event_data"("website_event_id");