Merge branch 'main' into changeset-release/main

Author: elkaix

.changeset/eligible-default-model.md

@@ -0,0 +1,5 @@
+---
+"@pymodel/pythinker-code": patch
+---
+
+Pick a model that can hold a conversation as the default instead of whichever one a provider happened to list first.

.changeset/first-run-skip.md

@@ -0,0 +1,5 @@
+---
+"@pymodel/pythinker-code": patch
+---
+
+Allow skipping provider setup during first run and connecting one later from Settings.

.changeset/guided-first-run.md

@@ -0,0 +1,5 @@
+---
+"@pymodel/pythinker-code": minor
+---
+
+Add a guided first-run setup that walks through connecting a provider, choosing a default model, and picking a theme. Signing in with Codex is offered alongside the provider catalog and a custom endpoint.

.changeset/provider-recovery-screen.md

@@ -0,0 +1,5 @@
+---
+"@pymodel/pythinker-code": minor
+---
+
+Show a recovery screen naming what broke when an expired credential or a removed model leaves an already-configured app unable to reach a usable model.

.changeset/stuck-setup-screen.md

@@ -0,0 +1,5 @@
+---
+"@pymodel/pythinker-code": patch
+---
+
+Fix a new install being unable to leave the setup screen after adding a working model provider.

apps/pythinker-code/dist-web/.web-bundle-manifest.json

@@ -1,4 +1,4 @@
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