feat: add serve command

.eslintrc.cjs

@@ -98,5 +98,11 @@ module.exports = {
         ],
       },
     },
+    {
+      files: ['tests/**/*'],
+      rules: {
+        'require-await': 'off',
+      },
+    },
   ],
 }

docs/commands/dev.md

@@ -30,6 +30,7 @@ netlify dev
 - `live` (*boolean*) - start a public live session
 - `offline` (*boolean*) - disables any features that require network access
 - `port` (*string*) - port of netlify dev
+- `prod` (*boolean*) - (Beta) build the site for production and serve locally
 - `sessionId` (*string*) - (Graph) connect to cloud session with ID [sessionId]
 - `targetPort` (*string*) - port of target app server
 - `debug` (*boolean*) - Print debugging information

package.json

@@ -266,6 +266,7 @@
     "execa": "^5.0.0",
     "express": "^4.17.1",
     "express-logging": "^1.1.1",
+    "extract-zip": "^2.0.1",
     "fastify": "^4.10.2",
     "find-up": "^5.0.0",
     "flush-write-stream": "^2.0.0",

src/commands/base-command.mjs

@@ -469,11 +469,7 @@ export default class BaseCommand extends Command {
       return await resolveConfig({
         config: options.config,
         cwd,
-        context:
-          options.context ||
-          process.env.CONTEXT ||
-          // Dev commands have a default context of `dev`, otherwise we let netlify/config handle default behavior
-          (['dev', 'dev:exec'].includes(this.name()) ? 'dev' : undefined),
+        context: options.context || process.env.CONTEXT || this.getDefaultContext(),
         debug: this.opts().debug,
         siteId: options.siteId || (typeof options.site === 'string' && options.site) || state.get('siteId'),
         token,
@@ -505,4 +501,19 @@ export default class BaseCommand extends Command {
       exit(1)
     }
   }
+
+  /**
+   * Returns the context that should be used in case one hasn't been explicitly
+   * set. The default context is `dev` most of the time, but some commands may
+   * wish to override that.
+   *
+   * @returns {string}
+   */
+  getDefaultContext() {
+    if (this.name() === 'serve') {
+      return 'production'
+    }
+
+    return 'dev'
+  }
 }