fix(coherence): update setup command to detect server file (#10060)

Similar to #10055, updates the
setup command for Coherence to detect the server file. This deployed
successfully in this commit on deploy target CI here:
redwoodjs/deploy-target-ci@4e5883e.

CHANGELOG.md

@@ -2,6 +2,19 @@
 
 ## Unreleased
 
+- fix(coherence): update setup command to detect server file
+
+  The `yarn rw setup deploy coherence` command now detects if your project has the server file and configures the api prod command accordingly:
+
+  ```yml
+  # coherence.yml
+
+  api:
+    # ...
+    prod:
+      command: ["yarn", "rw", "build", "api", "&&", "yarn", "node", "api/dist/server.js", "--apiRootPath=/api"]
+  ```
+
 - Update jsdoc for ScenarioData type (#29166)
 
   Fix formatting of JSDocs in `scenario.ts`

packages/cli/src/commands/setup/deploy/providers/coherenceHandler.js

@@ -106,7 +106,25 @@ async function getCoherenceConfigFileContent() {
     db = 'postgres'
   }
 
-  return coherenceFiles.yamlTemplate(db)
+  const hasServerFile = fs.pathExistsSync(
+    path.join(getPaths().api.dist, 'server.js')
+  )
+  const apiProdCommand = ['yarn', 'rw', 'build', 'api', '&&']
+  if (!hasServerFile) {
+    apiProdCommand.push(
+      'yarn',
+      'node',
+      'api/dist/server.js',
+      '--apiRootPath=/api'
+    )
+  } else {
+    apiProdCommand.push('yarn', 'rw', 'serve', 'api', '--apiRootPath=/api')
+  }
+
+  return coherenceFiles.yamlTemplate({
+    db,
+    apiProdCommand: `[${apiProdCommand.map((cmd) => `"${cmd}"`).join(', ')}]`,
+  })
 }
 
 const SUPPORTED_DATABASES = ['mysql', 'postgresql']
@@ -191,13 +209,13 @@ const PORT_REGEXP = /port(\s*)=(\s*)(?<port>\d{4})/g
 // ------------------------
 
 const coherenceFiles = {
-  yamlTemplate(db) {
+  yamlTemplate({ db, apiProdCommand }) {
     return `\
 api:
   type: backend
   url_path: "/api"
   prod:
-    command: ["yarn", "rw", "build", "api", "&&", "yarn", "rw", "serve", "api", "--apiRootPath=/api"]
+    command: ${apiProdCommand}
   dev:
     command: ["yarn", "rw", "build", "api", "&&", "yarn", "rw", "dev", "api", "--apiRootPath=/api"]
   local_packages: ["node_modules"]