Professional training: event registration using Next.js

Summary

A event registration blueprint for professional training built with Next.js on Ample. Domain schema:

• course_groups (certification, cohort, start_at, end_at): certification cohorts;
• memberships (course_group_id, participant_email, employer, role): participants and trainers;
• sessions (course_group_id, starts_at, module, location_or_link): training sessions;
• materials (course_group_id, module, object_key, visibility): course materials and exam guides;
• events (seq, record_type, record_id, kind, at): application-owned history written in the same transaction.
  Public information: certification catalog, cohort dates, trainer credentials. Kept out of scope until handling is reviewed: exam results, employer billing, participant identity. Exam results and certifications are personal records; only cohort logistics and materials are modeled. Technical basis verified on Next.js: an optimistic version check and an event row written in the same transaction, a stale update rejected, and a history query over the application-owned events (history=2 conflict=rejected).

Representative Queries

• Professional training: event registration using Next.js
• Where can I host Professional training: Event registration built with Next.js?
• I need a genuinely specialized event registration workflow covering course cohorts, enrollment events and learning-resource access.

Resource Requirements

• primitive:compute
• primitive:postgres
• primitive:s3-compatible-object-storage

Infrastructure Requirements

• Compute: Apps run in isolated x86_64 Firecracker microVMs that auto-pause when idle and wake on request; sizes are the priced VM sizes.
• Postgres: Managed PostgreSQL 16 runs in its own microVM and is auto-provisioned when an app needs a database and no DATABASE_URL is supplied.
• S3-compatible object storage: Buckets are S3-compatible with issued credentials; PutObject and GetObject are verified by canary. Other S3 operations are not verified.

Prerequisites

• A Next.js project (next build then next start -H 0.0.0.0 -p $PORT on the node-22 template)
• A PostgreSQL driver reading DATABASE_URL (auto-provisioned when omitted)
• Bucket credentials from ample bucket create passed as encrypted S3_* environment variables
• A review of which professional training data classes may be handled at all; this blueprint models public information only

Workflow Steps

1. Model the professional training domain: Create the tables course_groups, memberships, sessions, materials, events. Certification cohorts lives in course_groups; keep the sensitive classes (exam results, employer billing, participant identity) out of this schema.
2. Workflow step 1: Model sessions with capacity and registrations with status.
3. Workflow step 2: Register transactionally with a capacity check and an event per registration.
4. Workflow step 3: Reject stale concurrent updates.
5. Workflow step 4: Deploy and verify history and conflict handling.
6. Deploy: Run the synchronous deploy once and read the result. Re-running with no change is a no-op. Command: ample deploy . --name --public --env S3_ENDPOINT=... --env S3_REGION=... --env S3_BUCKET=... --env S3_ACCESS_KEY_ID=... --env S3_SECRET_ACCESS_KEY=...
7. Verify: Run the pattern self-test(s) from the example (/p/transactional-workflows) and your own acceptance checks for the professional training workflow. Command: ample logs --kind build

Examples

• Next.js pattern fixture: Verified transactional workflows basis for this blueprint.
  • Source Ref: tests/deploy-canaries/next-js-patterns

Success Checks

• App responds on its public URL
  • Kind: http_get
  • Path: /
  • Expect: ample canary next js patterns
• Transactional-workflows self-test from the example
  • Kind: http_get
  • Path: /p/transactional-workflows
  • Expect: see the pattern fixture checks

Limitations

• The technical basis (transactional workflows on Next.js) was verified with the pattern fixture; the professional training schema and workflow are an original design for this blueprint and were not executed as a separate application.
• No health, financial, privacy or other compliance claim is made. Exam results and certifications are personal records; only cohort logistics and materials are modeled.
• Public content and synthetic examples only until actual data-handling requirements have been reviewed.
• Verified on the node-22 template at s-1vcpu-1gb; region, request-duration limits and other sizes are unknown or unverified.
• Managed PostgreSQL 16 only; extensions, connection limits and backup or restore procedures are not verified.
• PutObject and GetObject with path-style addressing are verified; other S3 operations and CDN cache rules are not.

Cost Estimate

Currency: USD
Monthly Amount: 10.0
Authoritative: true
Basis: size prices from pricing.toml (loaded by the API) at build revision 1ac5595375130d45290090e82ed0f554ccd45405-dirty

• Components:
  • App server: size: s-1vcpu-1gb, quantity: 1.0, monthlyAmount: 5.0
  • Managed PostgreSQL database: size: s-1vcpu-1gb, quantity: 1.0, monthlyAmount: 5.0
    Note: Always-on monthly price of the tested sizes; apps and databases auto-pause when idle. Buckets are allocation-priced per quota and not included.

Evidence Summary

• Canary Run: Next.js pattern fixture deployed on Ample (next build then next start -H 0.0.0.0 -p $PORT on the node-22 template); the transactional workflows checks passed: an optimistic version check and an event row written in the same transaction, a stale update rejected, and a history query over the application-owned events (history=2 conflict=rejected). The blueprint's Professional training schema and workflow below build on that verified basis and were not separately executed.
  Observed At: 2026-09-21T02:34:39Z
  Implementation Revision: 1d28ae0-dirty (CLI 0.1.21)
  Expires At: 2027-03-20T02:34:39Z
  Scope:
  • Checks: /p/transactional-workflows
  • Pattern: pattern:transactional-workflows
  • Template: node-22

Last Verified At

2026-09-21T02:34:39Z

Formats

• HTML Format
• Markdown Format
• JSON Format

Next Actions

1. Browse the catalog index:
   Method: GET
   Relative Path: /v1/catalog
   Requires Authentication: false
   Requires Approval: false
2. Search published recipes by intent, stack and constraints:
   Method: POST
   Relative Path: /v1/catalog/search
   Requires Authentication: false
   Requires Approval: false
   Parameters: {"body":{"limit":5,"query":"Professional training: event registration using Next.js"}}
3. Prepare a side-effect-free deployment plan for an authorized project:
   Method: POST
   Relative Path: /v1/catalog/plan
   Requires Authentication: true
   Requires Approval: false
   Parameters: {"body":{"inputs":{},"projectId":"","recipeId":"page:blueprints:professional-training:event-registration:next-js","recipeRevision":"r1"}}
4. Read the existing agent authentication setup:
   Method: GET
   Relative Path: /mcp/setup
   Requires Authentication: false
   Requires Approval: false
5. Browse Professional training:
   Method: GET
   Relative Path: /v1/catalog/nodes/industry%3Aprofessional-training
   Requires Authentication: false
   Requires Approval: false
6. Browse Event registration:
   Method: GET
   Relative Path: /v1/catalog/nodes/workload%3Aevent-registration
   Requires Authentication: false
   Requires Approval: false
7. Browse Next.js:
   Method: GET
   Relative Path: /v1/catalog/nodes/stack%3Aframework-next-js
   Requires Authentication: false
   Requires Approval: false
8. Browse Deploy web app:
   Method: GET
   Relative Path: /v1/catalog/nodes/intent%3Adeploy-web-app
   Requires Authentication: false
   Requires Approval: false