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>

src/commands/onboard-provider-auth-flags.ts

@@ -4,6 +4,7 @@ type OnboardProviderAuthOptionKey = keyof Pick<
   OnboardOptions,
   | "anthropicApiKey"
   | "openaiApiKey"
+  | "mistralApiKey"
   | "openrouterApiKey"
   | "aiGatewayApiKey"
   | "cloudflareAiGatewayApiKey"
@@ -49,6 +50,13 @@ export const ONBOARD_PROVIDER_AUTH_FLAGS: ReadonlyArray<OnboardProviderAuthFlag>
     cliOption: "--openai-api-key <key>",
     description: "OpenAI API key",
   },
+  {
+    optionKey: "mistralApiKey",
+    authChoice: "mistral-api-key",
+    cliFlag: "--mistral-api-key",
+    cliOption: "--mistral-api-key <key>",
+    description: "Mistral API key",
+  },
   {
     optionKey: "openrouterApiKey",
     authChoice: "openrouter-api-key",