Astro 7へ更新し、画像をsrc/へ移行・重複を整理

- astro 6→7 / starlight 0.40→0.42 / sharp更新、markdown-remark導入
- markdownをunified()へ移行、compressHTML:trueで従来の空白を維持
- starlight日本語訳パッチを0.42.5向けに再生成
- 有益な画像をsrc/へ移行しpublic重複を削除、孤立画像を整理
- scripts/optimize-images.mjs を追加（prebuildで自動実行）

11 files changed, 0 insertions, 0 deletions

diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/ayamari.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/ayamari.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/flow-update.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/flow-update.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/kanagawa-akabane-ijimetaiou-flow.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/kanagawa-akabane-ijimetaiou-flow.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/kanagawaken-judaijitai-taiou-flow.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/kanagawaken-judaijitai-taiou-flow.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/kodaira-hassyou-flow.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/kodaira-hassyou-flow.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/kodaira-rokusyou-nenkan-sidou-keikaku-flow.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/kodaira-rokusyou-nenkan-sidou-keikaku-flow.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/kodaira-suzukisyou-flow.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/kodaira-suzukisyou-flow.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/monkasyo.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/monkasyo.png
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diff --git a/src/content/docs/ippan-situmon/r4d/6gatu/images/rokusyou-nenkan-sidou-keikaku-flow.png b/src/content/docs/ippan-situmon/r4d/6gatu/images/rokusyou-nenkan-sidou-keikaku-flow.png
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