nika-init 0.64.0

Nika project scaffolding — course generator, workflow templates, showcase
Documentation 
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# =============================================================================
# SHOWCASE 13 — Multi-Step Agent
# =============================================================================
# requires_llm: true
# category: advanced
#
# A long-running agent with 10 turns that writes, reads, and refines
# files. Demonstrates explicit completion mode.

schema: "nika/workflow@0.12"
workflow: multi-step-agent
provider: "{{PROVIDER}}"
model: "{{MODEL}}"

artifacts:
  dir: .

tasks:
  - id: gather_context
    exec: "echo '{\"project\": \"nika\", \"language\": \"rust\", \"task\": \"generate test plan\"}'"

  - id: test_planner
    depends_on: [gather_context]
    with:
      context: $gather_context
    agent:
      system: |
        You are a QA engineer. Use file tools methodically:
        1. nika_glob to find sources
        2. nika_read to examine key files
        3. nika_write to write test plan to .scratch/test-plan.md
        4. nika_log for progress
        5. nika_complete with the final plan
      prompt: |
        Project: {{with.context}}
        Create a test plan covering unit tests, integration tests, edge cases.
      tools:
        - "nika:glob"
        - "nika:read"
        - "nika:write"
        - "nika:log"
      max_turns: 10
      max_tokens: 2000
      token_budget: 25000
      completion:
        mode: explicit
      guardrails:
        - type: length
          min_words: 300
          on_failure: retry
        - type: regex
          pattern: "(?i)test (plan|case|scenario)"
          message: "Must contain test plan content"
          on_failure: retry
    artifact:
      path: output/test-plan.md

  - id: plan_summary
    depends_on: [test_planner]
    with:
      plan: $test_planner
    infer:
      prompt: "Summarize in 5 bullets: {{with.plan | first(3000)}}"
      temperature: 0.3
      max_tokens: 500
    artifact:
      path: output/test-plan-summary.md