feat(models): add Meta Muse Spark 1.3 family to picker

Add meta/muse-spark-1.3 and meta/muse-spark-1.3-contributor to the
OpenRouter curated list, the meta-ai provider fallback, the
opencode-zen / opencode-free / opencode-go floors, the setup-wizard
shortlist, and regenerate the hosted model catalog.

hermes_cli/models.py

@@ -134,6 +134,8 @@ OPENROUTER_MODELS: list[tuple[str, str]] = [
     # Meta
     ("meta/muse-spark-1.2",                    ""),
     ("meta/muse-spark-1.2-contributor",        ""),
+    ("meta/muse-spark-1.3",                    ""),
+    ("meta/muse-spark-1.3-contributor",        ""),
     # Sakana
     ("sakana/fugu-ultra",                      ""),
     # OpenRouter routers
@@ -577,6 +579,7 @@ _PROVIDER_MODELS: dict[str, list[str]] = {
         "nemotron-3-ultra-free",
         "nemotron-3.5-lightning-free",
         "muse-spark-1.2-contributor-free",
+        "muse-spark-1.3-contributor-free",
     ],
     # OpenCode free tier — keyless (no OpenCode account needed). This is the
     # OFFLINE FLOOR only: provider_model_ids("opencode-free") revalidates live
@@ -597,6 +600,7 @@ _PROVIDER_MODELS: dict[str, list[str]] = {
         "nemotron-3-ultra-free",
         "nemotron-3.5-lightning-free",
         "muse-spark-1.2-contributor-free",
+        "muse-spark-1.3-contributor-free",
     ],
     # Synced against https://opencode.ai/docs/go/ + live GET /zen/go/v1/models
     # (2026-08-20).
@@ -629,6 +633,7 @@ _PROVIDER_MODELS: dict[str, list[str]] = {
         "hy3",
         "hy3-preview",
         "muse-spark-1.2-contributor",
+        "muse-spark-1.3-contributor",
         # Go-subscription twin of the Zen keyless Ox Alpha (live go/v1
         # catalog 2026-08-21; NOT keyless — Go relay requires a Go key).
         "ox-alpha-free",