chore: bump @block65/rest-client to ^12.1.0

Required for 4th generic type argument (headers) on Command.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: maxholman

package.json

@@ -31,7 +31,7 @@
 	"devDependencies": {
 		"@biomejs/biome": "^2.0.0",
 		"@block65/custom-error": "^14.0.0",
-		"@block65/rest-client": "^12.0.2",
+		"@block65/rest-client": "^12.1.0",
 		"@hapi/bourne": "^3.0.0",
 		"@ts-morph/common": "^0.28.1",
 		"@tsconfig/node24": "^24.0.0",
@@ -55,7 +55,7 @@
 	},
 	"peerDependencies": {
 		"@block65/custom-error": "^14.0.0",
-		"@block65/rest-client": "^12.0.0",
+		"@block65/rest-client": "^12.1.0",
 		"hono": "^4.0.0",
 		"valibot": "^1.0.0"
 	},