feat: add provider auth plugins

src/cli/models-cli.ts

@@ -4,13 +4,14 @@ import {
   githubCopilotLoginCommand,
   modelsAliasesAddCommand,
   modelsAliasesListCommand,
-  modelsAliasesRemoveCommand,
-  modelsAuthAddCommand,
-  modelsAuthOrderClearCommand,
-  modelsAuthOrderGetCommand,
-  modelsAuthOrderSetCommand,
-  modelsAuthPasteTokenCommand,
-  modelsAuthSetupTokenCommand,
+    modelsAliasesRemoveCommand,
+    modelsAuthAddCommand,
+    modelsAuthLoginCommand,
+    modelsAuthOrderClearCommand,
+    modelsAuthOrderGetCommand,
+    modelsAuthOrderSetCommand,
+    modelsAuthPasteTokenCommand,
+    modelsAuthSetupTokenCommand,
   modelsFallbacksAddCommand,
   modelsFallbacksClearCommand,
   modelsFallbacksListCommand,
@@ -309,6 +310,28 @@ export function registerModelsCli(program: Command) {
       }
     });
 
+  auth
+    .command("login")
+    .description("Run a provider plugin auth flow (OAuth/API key)")
+    .option("--provider <id>", "Provider id registered by a plugin")
+    .option("--method <id>", "Provider auth method id")
+    .option("--set-default", "Apply the provider's default model recommendation", false)
+    .action(async (opts) => {
+      try {
+        await modelsAuthLoginCommand(
+          {
+            provider: opts.provider as string | undefined,
+            method: opts.method as string | undefined,
+            setDefault: Boolean(opts.setDefault),
+          },
+          defaultRuntime,
+        );
+      } catch (err) {
+        defaultRuntime.error(String(err));
+        defaultRuntime.exit(1);
+      }
+    });
+
   auth
     .command("setup-token")
     .description("Run a provider CLI to create/sync a token (TTY required)")

src/cli/plugins-cli.ts

@@ -49,6 +49,9 @@ function formatPluginLine(plugin: PluginRecord, verbose = false): string {
     `  origin: ${plugin.origin}`,
   ];
   if (plugin.version) parts.push(`  version: ${plugin.version}`);
+  if (plugin.providerIds.length > 0) {
+    parts.push(`  providers: ${plugin.providerIds.join(", ")}`);
+  }
   if (plugin.error) parts.push(chalk.red(`  error: ${plugin.error}`));
   return parts.join("\n");
 }
@@ -138,6 +141,9 @@ export function registerPluginsCli(program: Command) {
       if (plugin.gatewayMethods.length > 0) {
         lines.push(`Gateway methods: ${plugin.gatewayMethods.join(", ")}`);
       }
+      if (plugin.providerIds.length > 0) {
+        lines.push(`Providers: ${plugin.providerIds.join(", ")}`);
+      }
       if (plugin.cliCommands.length > 0) {
         lines.push(`CLI commands: ${plugin.cliCommands.join(", ")}`);
       }