build: update to Nx 19.0.x and Angular v18.0.0 RC

[brandonroberts]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/analogjs/analog/blob/main/CONTRIBUTING.md#-commit-message-guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Other... Please describe:

Which package are you modifying?

• vite-plugin-angular
• vite-plugin-nitro
• astro-angular
• create-analog
• router
• platform
• content
• nx-plugin
• trpc

What is the current behavior?

Analog works with Nx 18 and Angular v17

Closes #

What is the new behavior?

Analog works with Nx 19 and Angular v18 RCs

Does this PR introduce a breaking change?

• Yes
• No

Other information

[optional] What gif best describes this PR or how it makes you feel?

[netlify]

✅ Deploy Preview for analog-app ready!

Name	Link
🔨 Latest commit	e2a46a9
🔍 Latest deploy log	https://app.netlify.com/sites/analog-app/deploys/664359cb0fc89c0008659c09
😎 Deploy Preview	https://deploy-preview-1091--analog-app.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[netlify]

✅ Deploy Preview for analog-ng-app ready!

Name	Link
🔨 Latest commit	e2a46a9
🔍 Latest deploy log	https://app.netlify.com/sites/analog-ng-app/deploys/664359cb1dd25f00081d9a27
😎 Deploy Preview	https://deploy-preview-1091--analog-ng-app.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[netlify]

✅ Deploy Preview for analog-docs ready!

Name	Link
🔨 Latest commit	e2a46a9
🔍 Latest deploy log	https://app.netlify.com/sites/analog-docs/deploys/664359cb8ea8e50008fa5f08
😎 Deploy Preview	https://deploy-preview-1091--analog-docs.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[netlify]

✅ Deploy Preview for analog-blog ready!

Name	Link
🔨 Latest commit	e2a46a9
🔍 Latest deploy log	https://app.netlify.com/sites/analog-blog/deploys/664359cb1d70760008e40f12
😎 Deploy Preview	https://deploy-preview-1091--analog-blog.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.