Add FileParserPlugin example for Effect AI

[subtleGradient]

Add FileParserPlugin example for AI SDK v5

• Add PDF fixtures (small, medium, large, xlarge) with verification codes
• Create comprehensive file-parser example testing all PDF sizes
• Uses AI SDK's file attachment format with automatic plugin enablement
• Validates extraction of verification codes from PDFs

Add shared fixtures module and JSON metadata

• Create shared/fixtures.ts with utilities for reading PDF fixtures
• Use absolute paths so examples work from any directory
• Read verification codes from JSON metadata instead of hard-coding
• Update AI SDK example to use shared fixtures
• Add JSON metadata files generated by generate-pdfs.sh script

Fix stylecheck issues in AI SDK examples

• Remove 'any' type assertion, use proper type narrowing
• Fix import order with biome autofix

Add FileParserPlugin example for Effect AI

• Add PDF fixtures (small, medium, large, xlarge) with verification codes
• Create comprehensive file-parser example testing all PDF sizes
• Uses Effect AI's type-safe composition with file parser plugin
• Demonstrates layer-based dependency injection and concurrent processing
• Validates extraction of verification codes from PDFs

Update Effect AI example to use shared fixtures module

• Import utilities from @openrouter-examples/shared/fixtures
• Read verification codes from JSON metadata
• Use absolute paths for PDF files
• Remove hard-coded EXPECTED_CODES

[subtleGradient]

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• Add FileParserPlugin example for Effect AI #52 : 4 dependent PRs (#45 , #47 , #48 and 1 other) 👈 (View in Graphite)
• Add prompt-caching examples for Effect AI #44
• Add prompt-caching examples for AI SDK v5 #43 : 1 other dependent PR (#51 )
• Add FileParserPlugin example for fetch API #50
• Add prompt-caching examples for fetch API #42
• Clean slate: Remove all content except LICENSE.md and .env.sample #41
• main

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[Copilot]

Pull Request Overview

This PR adds a comprehensive FileParserPlugin example for Effect AI, demonstrating how to process PDF files using OpenRouter's file parser plugin with Effect's type-safe, composable architecture.

Key Changes:

• Adds Effect AI example with layer-based dependency injection and concurrent PDF processing
• Demonstrates proper file attachment handling using Prompt.makePart('file', ...)
• Implements Effect patterns including Effect.gen, error handling with Effect.catchAll, and concurrent execution with Effect.all

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 3 comments.

File	Description
typescript/effect-ai/src/plugin-file-parser/file-parser-all-sizes.ts	Main example demonstrating FileParserPlugin with Effect AI patterns for processing multiple PDF sizes concurrently
typescript/effect-ai/src/plugin-file-parser/README.md	Documentation explaining the Effect AI integration features and usage instructions

Comments suppressed due to low confidence (1)

typescript/effect-ai/src/plugin-file-parser/file-parser-all-sizes.ts:30

• Unused import getPdfPath.

import {
  type PdfSize,
  PDF_SIZES,
  extractCode,
  formatSize,
  getPdfPath,
  getPdfSize,
  readExpectedCode,
  readPdfAsDataUrl,
} from '@openrouter-examples/shared/fixtures';

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[louisgv]

This example turned into super complex here? -- I think we need a simple example still.