build(release): bump version to 0.3.1

VERSION

@@ -1 +1 @@
-0.3.0
+0.3.1

api/openapi.json

@@ -2,7 +2,7 @@
   "openapi": "3.1.0",
   "info": {
     "title": "smartbotic-vectorapi",
-    "version": "0.3.0",
+    "version": "0.3.1",
     "description": "General-purpose REST API fronting smartbotic-database. Supports multi-project namespacing and multi-key authorization with per-project grants."
   },
   "components": {