Feature/semantic scholar tool

[NISH1001]

Summary 📝

This PR introduces a semantic-scholar-based search tool SemanticScholarSearchTool following the same semantics as other search tool within the repo. The idea is to have open access literature search that will be aligned to the open science policy.

Details

Describe more what you did on changes.

1. Added akd.tools.search.SemanticScholarSearchTool which can be used as a drop-in replacement to existing akd.tools.search.SearxngSearchTool
2. Added akd.tools.search.SemanticScholarSearchConfig as a config for the s2
3. Added akd.tools.search.SemanticScholarInputSchema and SemanticScholarOutputSchema for IO.

Bugfixes 🐛 (delete if dind't have any)

• Removed publication date from the title in SearxngSearchTool when fetching the content.
• Added akd.structures.SearchResultItem.title_augmented field to the model that adds publication date to the title which can be used for downstream year-based filtering.

Usage

from akd.tools.search import (
    SemanticScholarSearchToolConfig,
    SemanticScholarSearchToolInputSchema,
    SemanticScholarSearchTool
)

search_cfg = SemanticScholarSearchToolConfig(debug=True)

search_tool = SemanticScholarSearchTool(
    config=search_cfg
)

result = await ss_tool.arun(
    SemanticScholarSearchToolInputSchema(
        queries=["landslide nepal 2024"],
        max_results=5
    )
)