chore: bump version to 1.0.0-beta.13 and add dev-cli config

- Bump TimeWarp.Terminal version to 1.0.0-beta.13 (beta.12 already published)
- Add .timewarp/dev.jsonc with check-version defaults (nuget-search, TimeWarp.Terminal)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: StevenTCramer

.timewarp/dev.jsonc

@@ -0,0 +1,7 @@
+{
+  // Per-repo configuration for TimeWarp.Terminal dev-cli
+  "checkVersionConfig": {
+    "checkVersionStrategy": "nuget-search",
+    "packages": "TimeWarp.Terminal"
+  }
+}

source/Directory.Build.props

@@ -4,7 +4,7 @@
 
   <!-- Default package metadata (can be overridden in individual projects) -->
   <PropertyGroup Label="Package Metadata">
-    <Version>1.0.0-beta.12</Version>
+    <Version>1.0.0-beta.13</Version>
     <Authors>Steven T. Cramer</Authors>
     <RepositoryUrl>https://github.com/TimeWarpEngineering/timewarp-terminal</RepositoryUrl>
     <PackageLicenseExpression>Unlicense</PackageLicenseExpression>