feat: Provider/Mistral full support for Mistral on OpenClaw 🇫🇷 (#23845)

* Onboard: add Mistral auth choice and CLI flags

* Onboard/Auth: add Mistral provider config defaults

* Auth choice: wire Mistral API-key flow

* Onboard non-interactive: support --mistral-api-key

* Media understanding: add Mistral Voxtral audio provider

* Changelog: note Mistral onboarding and media support

* Docs: add Mistral provider and onboarding/media references

* Tests: cover Mistral media registry/defaults and auth mapping

* Memory: add Mistral embeddings provider support

* Onboarding: refresh Mistral model metadata

* Docs: document Mistral embeddings and endpoints

* Memory: persist Mistral embedding client state in managers

* Memory: add regressions for mistral provider wiring

* Gateway: add live tool probe retry helper

* Gateway: cover live tool probe retry helper

* Gateway: retry malformed live tool-read probe responses

* Memory: support plain-text batch error bodies

* Tests: add Mistral Voxtral live transcription smoke

* Docs: add Mistral live audio test command

* Revert: remove Mistral live voice test and docs entry

* Onboard: re-export Mistral default model ref from models

* Changelog: credit joeVenner for Mistral work

* fix: include Mistral in auto audio key fallback

* Update CHANGELOG.md

* Update CHANGELOG.md

---------

Co-authored-by: Shakker <shakkerdroid@gmail.com>

docs/docs.json

@@ -91,6 +91,10 @@
       "source": "/moonshot",
       "destination": "/providers/moonshot"
     },
+    {
+      "source": "/mistral",
+      "destination": "/providers/mistral"
+    },
     {
       "source": "/openrouter",
       "destination": "/providers/openrouter"
@@ -1066,6 +1070,7 @@
                   "providers/bedrock",
                   "providers/vercel-ai-gateway",
                   "providers/moonshot",
+                  "providers/mistral",
                   "providers/minimax",
                   "providers/opencode",
                   "providers/glm",