chore: bump main to 0.1.1-dev

The post-release step of the ceremony, on the manual tag path where it
stays the author's. Depends on #114 — do not merge before it.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "cast",
-  "version": "0.1.0",
+  "version": "0.1.1-dev",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cast",
-      "version": "0.1.0",
+      "version": "0.1.1-dev",
       "dependencies": {
         "yaml": "^2.5.0",
         "zod": "^3.25.76"

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cast",
-  "version": "0.1.0",
+  "version": "0.1.1-dev",
   "type": "module",
   "private": true,
   "engines": { "node": ">=22.12.0" },