feat: add common optional dist tags

src/dist-tags.ts

@@ -6,6 +6,16 @@ import { z } from "zod";
 */
 export const DistTags = z
 	.object({
+		/** Latest semver version number. */
 		latest: z.string(),
+
+		// The following tags have no special meaning for the npm registry
+		// but they are commonly used by packages.
+		next: z.string().optional(),
+		alpha: z.string().optional(),
+		beta: z.string().optional(),
+		rc: z.string().optional(),
+		canary: z.string().optional(),
+		dev: z.string().optional(),
 	})
 	.catchall(z.string());