[ANALYTICS-001] Add product analytics events and dashboard

.env.example

@@ -3,3 +3,7 @@ DISCORD_CLIENT_ID=
 DISCORD_CLIENT_SECRET=
 DISCORD_REDIRECT_URI=http://localhost:3000/api/auth/discord/callback
 DATABASE_URL=
+# Comma-separated Discord user IDs granted access to the admin analytics dashboard
+POLYCORD_ADMIN_USER_IDS=
+# Set to "true" to disable all product analytics tracking
+POLYCORD_ANALYTICS_DISABLED=

drizzle/0010_curvy_shard.sql

@@ -0,0 +1,15 @@
+CREATE TABLE "analytics_events" (
+	"id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL,
+	"name" varchar(64) NOT NULL,
+	"user_id" uuid,
+	"anonymous_id" varchar(64),
+	"locale" varchar(16),
+	"metadata" jsonb,
+	"created_at" timestamp with time zone DEFAULT now() NOT NULL
+);
+--> statement-breakpoint
+ALTER TABLE "user_settings" ADD COLUMN "product_analytics" boolean DEFAULT true NOT NULL;--> statement-breakpoint
+ALTER TABLE "analytics_events" ADD CONSTRAINT "analytics_events_user_id_users_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."users"("id") ON DELETE set null ON UPDATE no action;--> statement-breakpoint
+CREATE INDEX "analytics_events_name_idx" ON "analytics_events" USING btree ("name");--> statement-breakpoint
+CREATE INDEX "analytics_events_created_at_idx" ON "analytics_events" USING btree ("created_at");--> statement-breakpoint
+CREATE INDEX "analytics_events_user_id_idx" ON "analytics_events" USING btree ("user_id");