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      ]
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        "rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
        "slug": "d_init_01",
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        "slug": "cross-platform-app-languages",
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      "input_skill": "JavaScript",
      "llm_role": null,
      "roles_from_db": [
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          "display_name": "Hybrid Mobile Developer",
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          "rationale": null,
          "role_archetype": null,
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    {
      "dimension": {
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        "display_name": "JavaScript and TypeScript",
        "id": 114,
        "rationale": "Primary implementation languages for browser client code, UI logic, and shared frontend utilities. These languages are the main coding surface for building interactive web experiences in this role.",
        "slug": "javascript-and-typescript",
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      "input_skill": "JavaScript",
      "llm_role": null,
      "roles_from_db": [
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        {
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        {
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          "role_archetype": null,
          "slug": "ionic-developer",
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        {
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