Add create book and list books features

[nivedh77]

• Added create_book feature
• Added list_all_books feature
• Merged feature branch into develop

[greptile-apps]

Greptile Summary

This PR adds two plain-text feature description files under nivedh_m_book_app/add_books_feature/ for a book app. No executable code is introduced.

• create_book.txt contains a one-line description of a feature allowing authors to add a new book.
• list_all_books.txt contains a two-line description of a feature that lists a user's books in ascending order, merged from a feature branch into develop.

Confidence Score: 5/5

Only plain-text feature description files are added — no executable code, configuration, or data is modified.

Both files are purely descriptive .txt placeholders with no logic, dependencies, or side effects. There is nothing that could break at runtime.

No files require special attention.

Important Files Changed

Filename	Overview
nivedh_m_book_app/add_books_feature/create_book.txt	New plain-text file with a one-line description of the create book feature; no code changes.
nivedh_m_book_app/add_books_feature/list_all_books.txt	New plain-text file with a two-line description of the list all books feature, including sort order; no code changes.

Flowchart

%%{init: {'theme': 'neutral'}}%%
flowchart TD
    A([Author / User]) --> B{Action}
    B -->|Create Book| C[create_book feature]
    B -->|View Books| D[list_all_books feature]
    C --> E[New book added to collection]
    D --> F[Books displayed in ascending order]

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%%{init: {'theme': 'base', 'themeVariables': {"darkMode": true, "background": "#0d1117", "primaryColor": "#21262d", "primaryTextColor": "#e6edf3", "primaryBorderColor": "#8b949e", "lineColor": "#8b949e", "textColor": "#e6edf3", "edgeLabelBackground": "#161b22", "actorBkg": "#21262d", "actorBorder": "#8b949e", "actorTextColor": "#e6edf3", "actorLineColor": "#8b949e", "signalColor": "#8b949e", "signalTextColor": "#e6edf3", "noteBkgColor": "#373320", "noteBorderColor": "#d4a72c", "noteTextColor": "#f0e6c0", "labelBoxBkgColor": "#21262d", "labelBoxBorderColor": "#8b949e", "labelTextColor": "#e6edf3", "loopTextColor": "#e6edf3", "activationBkgColor": "#30363d", "activationBorderColor": "#8b949e"}}}%%
flowchart TD
    A([Author / User]) --> B{Action}
    B -->|Create Book| C[create_book feature]
    B -->|View Books| D[list_all_books feature]
    C --> E[New book added to collection]
    D --> F[Books displayed in ascending order]

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_{Reviews (1): Last reviewed commit: "Merge branch 'feature' into develop" | Re-trigger Greptile}