nika-init 0.64.0

Nika project scaffolding — course generator, workflow templates, showcase
Documentation 
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# =============================================================================
# SHOWCASE 10 — Parallel Web Scraper
# =============================================================================
# requires_llm: true
# category: advanced
#
# Scrapes 10 websites in parallel using for_each, extracts markdown,
# summarizes each, then produces a consolidated intelligence report.

schema: "nika/workflow@0.12"
workflow: parallel-web-scraper
provider: "{{PROVIDER}}"
model: "{{MODEL}}"

artifacts:
  dir: .

tasks:
  - id: scrape_sites
    for_each:
      - { url: "https://blog.rust-lang.org/", name: "Rust Blog" }
      - { url: "https://github.blog/", name: "GitHub Blog" }
      - { url: "https://news.ycombinator.com/", name: "Hacker News" }
      - { url: "https://www.rust-lang.org/", name: "Rust Homepage" }
      - { url: "https://crates.io/", name: "Crates.io" }
      - { url: "https://docs.rs/", name: "Docs.rs" }
      - { url: "https://httpbin.org/", name: "HTTPBin" }
      - { url: "https://jsonplaceholder.typicode.com/", name: "JSON Placeholder" }
      - { url: "https://www.wikipedia.org/", name: "Wikipedia" }
      - { url: "https://developer.mozilla.org/", name: "MDN Web Docs" }
    as: site
    concurrency: 5
    fetch:
      url: "{{with.site.url}}"
      extract: markdown
      timeout: 20

  - id: summarize_pages
    depends_on: [scrape_sites]
    with:
      pages: $scrape_sites
    for_each: "{{with.pages}}"
    as: page
    concurrency: 5
    infer:
      prompt: |
        Summarize this web page in 100 words:
        {{with.page | first(3000)}}
      temperature: 0.3
      max_tokens: 300

  - id: intelligence_report
    depends_on: [summarize_pages]
    with:
      summaries: $summarize_pages
    infer:
      system: "You are an intelligence analyst."
      prompt: |
        Create a technology intelligence report from: {{with.summaries}}
        Include: Executive Overview, Key Themes, Emerging Patterns, Actions.
      temperature: 0.3
      max_tokens: 1500
    artifact:
      path: output/intelligence-report.md