feat: add web3 services and storage

[Kaladin13]

Closes #238
Towards #237

[github-actions]

Thanks for the detailed TON services docs work; I have several suggestions across services/overview.mdx and the services/storage guides—please apply the inline suggestions to tighten wording, placeholders, and safety notes.

[Gusarich]

/review

[github-actions]

Thanks for the clear documentation updates; I’ve suggested several focused edits in services/overview.mdx and across services/storage to tighten style, clarify placeholders, and highlight safety—please apply the inline suggestions.

[Gusarich]

/review

[github-actions]

Thanks for the documentation updates in services/overview.mdx and services/storage; I have several suggestions, so please apply the inline suggestions to bring the text in line with the style and safety guidelines.

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Per-comment submission: 7 posted, 1 failed.

Unposted inline comments (raw text):

• services/overview.mdx:L18-L24

  [HIGH] Throat-clearing intro and reader-addressing pronoun in TON Network section

  Line 18 introduces the page with “This article provides a general overview…”, which describes the document rather than the subject and violates the answer‑first, no throat‑clearing guideline. Line 24 continues with “You can think of it as a big, persistent key-value data storage.”, directly addressing the reader and framing the explanation as a metaphor instead of a neutral factual statement. Both patterns conflict with the required impersonal, direct tone for concept overviews. The rest of the section is factual and can be preserved while tightening these sentences.

  TON services extend the blockchain with networking, storage, naming, and payment components.  …(truncated)