feat: Add optional Docker extraHosts (part 2)

src/configs/emulator.config.ts

@@ -1,4 +1,4 @@
-import {type EmulatorConfig, EmulatorConfigSchema} from '@junobuild/config';
+import {type EmulatorConfig, type EmulatorRunner, EmulatorConfigSchema} from '@junobuild/config';
 import {red} from 'kleur';
 import * as z from 'zod';
 import {DEPLOY_LOCAL_REPLICA_PATH} from '../constants/dev.constants';
@@ -40,6 +40,11 @@ export const readEmulatorConfig = async (): Promise<
 
   const targetDeploy = config.runner?.target ?? DEPLOY_LOCAL_REPLICA_PATH;
 
+  const extraHosts = (config.runner?.extraHosts ?? []).map(
+    ([hostname, destination]: NonNullable<EmulatorRunner['extraHosts']>[number]) =>
+      `${hostname}:${destination}`
+  );
+
   return {
     success: true,
     config: {
@@ -48,7 +53,8 @@ export const readEmulatorConfig = async (): Promise<
         containerName,
         emulatorType,
         runner,
-        targetDeploy
+        targetDeploy,
+        extraHosts
       }
     }
   };

src/services/emulator/_runner.services.ts

@@ -151,7 +151,7 @@ const initConfigFile = async () => {
 const startEmulator = async ({config: extendedConfig}: {config: CliEmulatorConfig}) => {
   const {
     config,
-    derivedConfig: {emulatorType, containerName, runner, targetDeploy}
+    derivedConfig: {emulatorType, containerName, runner, targetDeploy, extraHosts}
   } = extendedConfig;
 
   const {running} = await assertContainerRunning({containerName, runner});
@@ -249,6 +249,7 @@ const startEmulator = async ({config: extendedConfig}: {config: CliEmulatorConfi
       '-v',
       `${targetDeploy}:/juno/target/deploy`,
       ...(nonNullish(platform) ? [`--platform=${platform}`] : []),
+      ...extraHosts.flatMap((host) => ['--add-host', host]),
       image
     ]
   });

src/types/emulator.ts

@@ -11,6 +11,7 @@ export interface CliEmulatorDerivedConfig {
   runner: EmulatorRunnerType;
   emulatorType: EmulatorType;
   targetDeploy: string;
+  extraHosts: string[];
 }
 
 export interface CliEmulatorConfig {