[Links] Check external links

[verytactical]

The same way it was done in Tact docs.

[Danil42Russia]

mintlify can already do that

mint broken-links --check-external

found 38 broken links in 18 files

contract-dev/ide/vscode.mdx
 ⎿  https://marketplace.visualstudio.com/items?itemName=ton-core.vscode-ton (404)

languages/fift/overview.mdx
 ⎿  https://marketplace.visualstudio.com/items?itemName=ton-core.vscode-ton (404)
 ⎿  https://marketplace.visualstudio.com/items?itemName=ton-core.vscode-ton (404)

contract-dev/zero-knowledge.mdx
 ⎿  https://github.com/zk-examples/zk-ton-examples/tree/main/circuits/Cubic%20%28gnark%29 (404)

contribute/style-guide-extended.mdx
 ⎿  https://... (fetch failed)

ecosystem/api/overview.mdx
 ⎿  https://tonapi.io/v2 (404)
 ⎿  https://testnet.tonapi.io/v2 (404)
 ⎿  https://github.com/toncenter/ton-http-api (fetch failed)
 ⎿  https://github.com/toncenter/ton-http-api (fetch failed)

ecosystem/api/toncenter/v2/overview.mdx
 ⎿  https://github.com/toncenter/ton-http-api (fetch failed)

ecosystem/nodes/cpp/mytonctrl/installer.mdx
 ⎿  https://github.com/toncenter/ton-http-api (fetch failed)

ecosystem/oracles/redstone.mdx
 ⎿  https://ton-showroom.redstone.finance/ (404)

ecosystem/sdks.mdx
 ⎿  https://tonutils.ness.su/ (This operation was aborted)
 ⎿  https://github.com/labraburn/node-tonlib (404)
 ⎿  https://github.com/labraburn/SwiftyTON (404)
 ⎿  https://github.com/labraburn/tonlib-xcframework (404)

ecosystem/staking/liquid-staking.mdx
 ⎿  https://docs.ton.org/catchain.pdf (404)

ecosystem/tma/analytics/analytics.mdx
 ⎿  https://github.com/Telegram-Mini-Apps/TelegramAnalytics/pulls (404)

ecosystem/tma/analytics/api-endpoints.mdx
 ⎿  https://tganalytics.xyz/events (404)

ecosystem/walletkit/browser-extension.mdx
 ⎿  https://github.com/tonkeeper/wallet (404)
 ⎿  https://github.com/tonkeeper/wallet (404)

ecosystem/walletkit/native-web.mdx
 ⎿  https://github.com/tonkeeper/wallet (404)
 ⎿  https://github.com/tonkeeper/wallet (404)

foundations/whitepapers/overview.mdx
 ⎿  https://github.com/awesome-doge/TON_Paper/blob/main/zh_ton.pdf (404)
 ⎿  https://github.com/awesome-doge/TON_Paper/blob/main/zh_tvm.pdf (404)
 ⎿  https://github.com/awesome-doge/TON_Paper/blob/main/zh_tblkch.pdf (404)
 ⎿  https://github.com/awesome-doge/TON_Paper/blob/main/zh_catchain.pdf (404)
 ⎿  https://github.com/awesome-doge/TON_Paper/blob/main/zh_fiftbase.pdf (404)

foundations/whitepapers/ton.mdx
 ⎿  https://eos.io (fetch failed)
 ⎿  https://universa.io (This operation was aborted)
 ⎿  https://github.com/ethereum/wiki/wiki/White-Paper (404)
 ⎿  https://docs.bitshares.org/bitshares/history.html (404)
 ⎿  https://github.com/ethereum/wiki/wiki/Sharding-FAQ (404)

languages/func/stdlib.mdx
 ⎿  https://ton.org/tvm.pdf (404)
 ⎿  https://ton.org/tvm.pdf (404)

languages/tact.mdx
 ⎿  https://raw.githubusercontent.com/nowarp/public-reports/master/2025-01-proof-of-capital.pdf (404)
 ⎿  https://marketplace.visualstudio.com/items?itemName=tonstudio.vscode-tact (404)
 ⎿  https://marketplace.visualstudio.com/items?itemName=tonstudio.vscode-tact (404)