Design Doc の書き方 / How to Write a Design Doc (Ja ver.)

「Design doc とは何か」・「何を書けばよいのか」を説明するスライドです。

関連するプレゼンテーション「読みやすいコードの書き方」: https://gist.github.com/munetoshi/65a1b563fb2c271f328c121a4ac63571

© 2023 Munetoshi Ishikawa, supported by LINE corporation

Transcript

1. Munetoshi Ishikawa
   Design Doc ͷॻ͖ํ
   

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2. ͜ͷηογϣϯͷ஫ҙ఺
   Design doc ʹ͸༷ʑͳελΠϧ΍ํ๏࿦͕͋Δ
   
   - ͜ͷηογϣϯͰ঺հ͢Δ͜ͱ͸ 1 ྫʹա͗ͳ͍
   
   - ΧελϚΠζ͕ඞཁʹͳΔ͔΋
   
   

   

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3. ιϑτ΢ΣΞ։ൃͰΑ͋͘Δ໰୊
   - ࣮૷ऴྃؒࡍʹઃܭ্ͷ໰୊͕ൃ֮

   → ΄΅࠷ॳ͔ΒίʔυΛॻ͖௚͠

   - ݸʑͷϓϧϦΫΤετ͸ LGTM

   → ίʔυશମͱͯͯ͠ҙຯෆ໌
   
   Design doc Λॻ͘͜ͱͰղܾͰ͖Δ͔΋
   

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4. τϐοΫ
   - Design doc ͷ֓ཁ
   
   - Design doc ͷߏ੒
   
   - ӡ༻࣌ͷ஫ҙ఺
   
   - έʔεελσΟ
   

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5. τϐοΫ
   - Design doc ͷ֓ཁ
   
   - Design doc ͷߏ੒
   
   - ӡ༻࣌ͷ஫ҙ఺
   
   - έʔεελσΟ
   

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6. Design doc ͷ֓ཁ
   - Design doc ͱ͸
   
   - ʮԿΛʯॻ͔͘
   
   - ʮ͍ͭʯॻ͔͘
   
   - ৄࡉઃܭॻͱͷҧ͍
   

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7. Design doc ͷ֓ཁ
   - Design doc ͱ͸
   
   - ʮԿΛʯॻ͔͘
   
   - ʮ͍ͭʯॻ͔͘
   
   - ৄࡉઃܭॻͱͷҧ͍
   

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8. Design doc ͱ͸ 1/2
   ιϑτ΢ΣΞઃܭॻͷҰछ
   
   - ʮͲ͏࣮૷͢Δ͔ʯ͕য఺
   
   - ։ൃऀʹΑͬͯॻ͔ΕΔ
   

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9. Design doc ͱ͸ 2/2
   ࣮૷Λߦ͏લʹॻ͘υΩϡϝϯτ
   
   - ࣮૷લʹઃܭʹ͍ͭͯٞ࿦
   
   - ࣮૷த΋ΞοϓσʔτՄ
   
   design doc ࣮૷
   “Twemoji” ©Twitter, Inc and other contributors (Licensed under CC-BY 4.0) https://twemoji.twitter.com/
   

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10. Design doc ͷར఺
    ੜ࢈ੑɾϓϩδΣΫτͷ੒ޭ཰ͷ޲্
    
    - ϑΟʔυόοΫαΠΫϧͷ୹ظؒԽ
    
    - ࣮૷લͷ໰୊఺ͷચ͍ग़͠
    
    - ίετݟੵ΋Γͷώϯτ
    

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11. Design doc ͷ֓ཁ
    - Design doc ͱ͸
    
    - ʮԿΛʯॻ͔͘
    
    - ʮ͍ͭʯॻ͔͘
    
    - ৄࡉઃܭॻͱͷҧ͍
    

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12. Design doc ͷয఺
    ʮͲ͏࣮૷͢Δ͔ʯʹয఺Λ౰ͯΔ
    
    - ໰୊఺ͱղܾࡦͷ໌֬Խ
    
    - νʔϜϝϯόʔͱͷٞ࿦
    
    - ίϯςΩετʢഎܠ΍ܦҢʣͷه࿥
    

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13. ؔ࿈͢ΔιϦϡʔγϣϯ 1/2
    Կɾͳͥ: ࢓༷ɾ໨తͷ໌֬Խ
    
    - PRD (Product Requirements Document)
    
    ͩΕɾ͍ͭ: λεΫɾϚΠϧετʔϯ؅ཧ
    
    - Πγϡʔ؅ཧπʔϧɾϓϩδΣΫτ؅ཧπʔϧ

    

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14. ؔ࿈͢ΔιϦϡʔγϣϯ 2/2
    ৽ϝϯόʔ޲͚ࢿྉɾݱঢ়આ໌
    
    - νϡʔτϦΞϧɾελʔτΨΠυɾΞʔΩςΫνϟจॻ
    
    

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15. Design doc ͷϖʔδ਺
    ௕ͯ͘΋े਺ϖʔδఔ౓
    
    - ୹ͯ͘ࡁΉͳΒͦΕʹӽͨ͜͠ͱ͸ͳ͍
    
    - 20 ϖʔδҎ্ͷ৔߹ → λεΫɾϓϩδΣΫτΛ෼ׂ͢Δ
    

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16. Design doc ͷ֓ཁ
    - Design doc ͱ͸
    
    - ʮԿΛʯॻ͔͘
    
    - ʮ͍ͭʯॻ͔͘
    
    - ৄࡉઃܭॻͱͷҧ͍
    

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17. ͍ͭ design doc Λॻ͘΂͖͔
    ʮԿΛ͢Δ͔ʯ͕͋Δఔ౓ܾ·͔ͬͯΒɺ࣮૷Λ։࢝͢Δલ
    
    த௕ظతͳϓϩδΣΫτɾλεΫʹ͍ͭͯॻ͘
    
    - υΩϡϝϯτ࡞੒ࣗମ΋Φʔόʔϔου

    = ؆୯ͳ 1 ߦͷόάमਖ਼Ͱ͸ॻ͔ͳ͍
    

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18. ͍ͭ design doc Λॻ͘΂͖͔ (cont.)
    Design doc Λॻ͘ج४ͷྫ:
    
    - 2 िؒҎ্͔͔ΔλεΫ
    
    - ෳ਺ͷϦϦʔεʹ·͕ͨΔϓϩδΣΫτ
    
    - ଟ਺ͷϞδϡʔϧɾΫϥεʹӨڹ͢Δमਖ਼
    

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19. Design doc ͷ֓ཁ
    - Design doc ͱ͸
    
    - ʮԿΛʯॻ͔͘
    
    - ʮ͍ͭʯॻ͔͘
    
    - ৄࡉઃܭॻͱͷҧ͍
    

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20. ΢ΥʔλʔϑΥʔϧͱͷൺֱ: ڞ௨఺
    τοϓμ΢ϯͳΞϓϩʔν
    
    - ࣮૷ͷલʹઃܭ
    
    - จॻͷϨϏϡʔɾٞ࿦
    design doc ࣮૷
    +
    ϨϏϡʔɾٞ࿦
    “Twemoji” ©Twitter, Inc and other contributors (Licensed under CC-BY 4.0) https://twemoji.twitter.com/
    

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21. ࣮૷ͱͷڥք͕ݫ֨Ͱ͸ͳ͍
    
    - ࣮૷୲౰ऀɾνʔϜʹΑͬͯॻ͔ΕΔ
    
    - ׬ᘳͳৄࡉ͸ٻΊͳ͍: ੩తݕূͷলུɾ։ൃதͷΞοϓσʔτ
    
    - ΞδϟΠϧ։ൃʹ΋ద༻Մೳ
    ΢ΥʔλʔϑΥʔϧͱͷൺֱ: ૬ҧ఺
    design doc ࣮૷
    ୲౰ऀ
    “Twemoji” ©Twitter, Inc and other contributors (Licensed under CC-BY 4.0) https://twemoji.twitter.com/
    

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22. Design doc ͷ֓ཁ: ·ͱΊ
    - Design doc ͸ιϑτ΢ΣΞઃܭॻͷҰछ
    
    - ʮͲ͏ʯ࣮૷͢Δ͔ʹয఺Λ͋ͯΔ
    
    - தɾେن໛ͳ࣮૷Λ࢝ΊΔલʹॻ͘
    
    - ࣮૷தʹߋ৽͠ಘΔ
    

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23. τϐοΫ
    - Design doc ͷ֓ཁ
    
    - Design doc ͷߏ੒
    
    - ӡ༻࣌ͷ஫ҙ఺
    
    - έʔεελσΟ
    

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24. Design doc ͷϑΥʔϚοτ
    ߲໨ʹରͯ͠ʮݫີͳʯϑΥʔϚοτ͸ͳ͍͜ͱ͕ଟ͍
    
    - ඞཁे෼ͳ߲໨ͰηΫγϣϯΛߏ੒͢Δ
    
    - ʮϑΥʔϚοτΛຒΊΔ͜ͱʯΛ໨తԽ͠ͳ͍
    

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25. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    
    τοϓμ΢ϯʹཧղͰ͖Δߏ੒ʹ͢Δ
    

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26. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    

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27. ໨తɾΰʔϧ
    ਺จͰʮԿΛ࣮ݱ͢Δͷ͔ʯΛఆٛ͢Δ
    
    - ʮ…ػೳΛ࣮૷͢ΔͨΊͷɺσʔλετΞͱͦͷϞσϧΛ࣮૷͢Δʯ
    
    - ʮ…ΛϓϩμΫτ಺Ͱར༻Մೳʹ͢ΔϥΠϒϥϦΛ࡞੒͢Δʯ
    
    - ʮ…ΛϦϑΝΫλ͠ɺ…ͷػೳ௥ՃΛ༰қʹ͢Δʯ
    

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28. ໨తɾΰʔϧ: ஫ҙ఺
    ௕͘ॻ͖͗͢ͳ͍
    
    - ඞཁͳΒ͹ PRD Λผ్༻ҙ
    
    - ʮ࣮૷͢ΔՁ஋͕͋Δ͔ʯ΋جຊతʹ͸ PRD Ͱٞ࿦
    
    είʔϓΛ໌֬ʹ͢Δ
    
    - ඞཁʹԠͯ͡ʮout of scopeʯ΍ʮࠓޙͷ༧ఆʯΛ໌ه
    

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29. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    

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30. എܠ
    ਺ஈམҎ಺Ͱ࣮૷͢Δཧ༝ɾલఏ஌ࣝɾ੍໿Λઆ໌
    
    - ͜ͷ࣮૷ɾϦϑΝΫλϦϯά͕ඞཁͳཧ༝ɾར఺
    
    - ༻ޠɾٕज़తഎܠ
    
    - ༏ઌ͢΂͖߲໨: ֦ுੑɾؤ݈ੑɾੑೳ…
    

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31. എܠ: ஫ҙ఺
    ௕͘ॻ͖͗͢ͳ͍
    
    - ؔ࿈จॻʢPRDɾଞͷ design docʣ౳ͷϦϯΫΛར༻
    
    ໨తɾΰʔϧͷޙʹॻ͘
    
    - ʮԿʹ͍ͭͯ࿩͍ͯ͠Δ͔ʯΛઌʹཧղͤ͞Δ
    

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32. എܠ: ஫ҙ఺ (cont.)
    ૝ఆಡऀΛҙࣝ͢Δ
    
    - ͦͷػೳɾϓϩμΫτʹؔΘ͍ͬͯͳ͍ਓ΋ର৅͔
    ͦͷػೳͷ։ൃऀ
    ͦͷϓϩμΫτͷ։ൃऀ
    ಉ͡୲౰ྖҬ৬छͷ։ൃऀ
    “Twemoji” ©Twitter, Inc and other contributors (Licensed under CC-BY 4.0) https://twemoji.twitter.com/
    

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33. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    

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34. ઃܭͷ֓ཁ
    ઃܭͷॏཁͳ෦෼ʹ͍ͭͯॻ͘ɾඳ͘
    
    - ࣮૷ͷجຊతͳΞΠσΟΞ
    
    - ؆ུԽͨ͠ΫϥεਤɾϞδϡʔϧߏ੒ਤ
    
    - ॏཁͳཁૉͷྻڍͱઆ໌
    
    

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35. ઃܭͷ֓ཁ: جຊతͳΞΠσΟΞ
    ࣮૷ࠔ೉ͳ఺ɾؾΛ͚ͭΔ΂͖఺ͷղܾ๏Λࣔ͢
    
    - ʮ…͕ະ஌Ͱ͋ΔͨΊɺαΠζՄมͳ LRU ΩϟογϡΛ࢖͏ʯ
    
    - ʮ…ͷ॥؀ґଘͷղܾʹ SeviceLocator Λ࢖͏ʯ
    
    - ʮ…ͷಠཱੑͷ֬อͷͨΊʹ Layer A ͱ B Λ෼཭͢Δʯ
    
    

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36. ઃܭͷ֓ཁ: ؆ུԽͨ͠Ϋϥεਤ
    ॏཁͳΫϥεɾϞδϡʔϧͱͦͷؔ܎ੑΛࣔ͢
    
    - खඳ͖ɾ؆ུԽͨ͠ϑΥʔϚοτ΋Մ
    
    

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37. ઃܭͷ֓ཁ: ஫ҙ఺
    ࡉ͔͘ॻ͖͗͢ͳ͍
    
    - ॏཁͰͳ͍ཁૉΛؒҾ͘
    
    - ಛʹ஫ҙ͢Δ΂͖͜ͱʹয఺Λ౰ͯΔ
    ؆ུԽ
    

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38. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    

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39. ৄࡉઃܭ
    ʮઃܭͷ֓ཁʯΛΑΓৄࡉʹॻ͘ɾඳ͘
    
    ཁૉ͝ͱɾݟΔ֯౓͝ͱʹηΫγϣϯΛ࡞Δ
    
    - ཁૉ͝ͱ: ϞδϡʔϧɾΫϥεɾίϯϙʔωϯτɾϨΠϠ
    
    - ݟΔ֯౓͝ͱ: ঢ়گ΍৚݅ɾλΠϜϥΠϯɾAPI
    

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40. ৄࡉઃܭ: ߲໨ྫ
    - Ϟδϡʔϧ͝ͱͷ֓ཁઆ໌ɾΫϥεਤ
    
    - ϞσϧΫϥεɾσʔλߏ଄ͷҰཡ
    
    - API ͷϦετɾ࢖༻ྫͷίʔυ
    
    - యܕతͳσʔλϑϩʔɾγʔΫΤϯεਤ
    
    - ٖࣅίʔυ
    

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41. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    

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42. ͦͷଞͷؔ৺ࣄ
    ϓϩδΣΫτͷਐΊํɾӨڹൣғɾ஫ҙ఺౳ʹؔ͢Δิ଍
    

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43. ͦͷଞͷؔ৺ࣄ
    ϓϩδΣΫτͷਐΊํɾӨڹൣғɾ஫ҙ఺౳ʹؔ͢Δิ଍
    
    - ୲౰ऀ
    
    - େ·͔ͳλεΫͷखॱ
    
    - ϦϦʔεɾϞχλϦϯάϓϥϯ
    

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44. ͦͷଞͷؔ৺ࣄ
    ϓϩδΣΫτͷਐΊํɾӨڹൣғɾ஫ҙ఺౳ʹؔ͢Δิ଍
    
    - ະղܾͷ໰୊ɾ੍ݶ
    
    - ଞʹӨڹΛड͚ΔϞδϡʔϧ
    
    - ηΩϡϦςΟɾϓϥΠόγʔɾύϑΥʔϚϯε
    

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45. యܕతͳ design doc ͷߏ੒
    - ໨తɾΰʔϧʢ΄΅ඞਢʣ
    
    - എܠ
    
    - ઃܭͷ֓ཁ
    
    - ৄࡉઃܭ
    
    - ͦͷଞͷؔ৺ࣄ
    

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46. Design doc ͷߏ੒: ·ͱΊ
    ඞཁे෼ͳ߲໨Ͱߏ੒͢Δ
    
    - ʮ໨తɾΰʔϧʯ͸΄΅ඞਢ
    
    - ֎෦ͷυΩϡϝϯτͳͲ΋ར༻
    
    τοϓμ΢ϯʹཧղͰ͖Δߏ੒ʹ͢Δ
    
    - ໨త → എܠ
    
    - ઃܭͷ֓ཁ → ৄࡉઃܭ
    

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47. τϐοΫ
    - Design doc ͷ֓ཁ
    
    - Design doc ͷߏ੒
    
    - ӡ༻࣌ͷ஫ҙ఺
    
    - έʔεελσΟ
    

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48. Ξϯνύλʔϯ 1
    1. ʮ׬ᘳͳʯ design doc Λॻ্͖͛Δ
    
    2. ϨϏϡʔͷϛʔςΟϯάʹ 10 ਓҎ্ট଴
    
    3. ٞ࿦தʹઃܭͷ໰୊͕ൃ֮
    
    4. ࠷ॳ͔Β design doc Λॻ͖௚͢
    

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49. ٞ࿦ͷλΠϛϯά
    ٞ࿦ͱ design doc ࡞੒Λަޓʹߦ͏
    
    ࠷ॳͷٞ࿦͸…
    
    - ʮগਓ਺Ͱʯ: ςοΫϦʔυͱͷ 1-on-1 ͔Β࢝Ίͯ΋Α͍
    
    - ʮղܾҊ͕ͳͯ͘΋ʯ: ٞ࿦ͰղܾҊΛݟ͚ͭΕ͹Α͍
    
    - ʮ΄΅നࢴͰ΋ʯ: ٞࣄ࿥తʹ design doc Λॻ͘͜ͱ͕Ͱ͖Δ
    

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50. Ξϯνύλʔϯ 2
    1. Design doc ͷ࡞੒ɾϨϏϡʔ͕׬ྃ
    
    2. ࣮૷Λ։࢝
    
    3. ࣮૷தʹઃܭͷ໰୊͕ൃ֮
    
    4. ઃܭΛมߋ͠ͳ͍Α͏ʹ ͦͷ৔͠ͷ͗ͷղܾࡦΛ࠾༻
    

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51. Design doc ߋ৽ͷλΠϛϯά
    ࣮૷தʹ΋ઃܭΛมߋͯ͠΋Α͍
    
    ୹͍αΠΫϧͰʮͲ͏ղܾ͢Δ͔ʯΛٞ࿦͢Δ
    
    - ඞཁͳΒ͹ design doc Λߋ৽͢Δ
    

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52. Ξϯνύλʔϯ 3
    1. ઃܭมߋͷ౓ʹ design doc Λߋ৽
    
    2. ʮελʔτΞοϓΨΠυʯͱ͠΋࠶ར༻
    
    3. ଟେͳίετ͕ඞཁʹͳΔ
    
    - ৽نϝϯόʔ͸େྔͷ design doc ΛಡΉඞཁ͕͋Δ
    
    - ܰඍͳมߋͰ΋େྔͷ design doc ͷߋ৽͕ඞཁʹͳΔ
    

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53. Design doc ͷ੹೚ൣғ
    Design doc ͸جຊతʹ͸࢖͍ࣺͯ
    
    - 1 ϓϩδΣΫτͰ 1 design doc
    
    - ΞʔΧΠϒ΍ʮܦҢΛ஌Δख͕͔Γʯʹ͸ͳΔ
    
    - ଞͷબ୒ࢶΛߟྀ: ΞʔΩςΫνϟจॻɾPRDɾνϡʔτϦΞϧ
    
    

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54. Ξϯνύλʔϯ 4
    1. ػೳ։ൃͷϓϩδΣΫτ͕׬ྃ
    
    2. …਺Χ݄ޙ…
    
    3. ػೳ௥ՃͷϓϩδΣΫτ͕ൃ଍
    
    4. Ҏલͷ design doc ͕୳ͤͳ͍
    

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55. Design doc ͷτϨʔαϏϦςΟ
    Design doc ͷϦϯΫΛ׆༻
    
    - ϓϧϦΫΤετ͔ΒࢀরՄೳʹ
    
    - Πγϡʔνέοτ͔ΒࢀরՄೳʹ
    
    Design doc ͷϦετΛ࡞Δ
    
    - ख࡞ۀͰ؅ཧ͢ΔΑΓ΋࢓૊ΈͰ؅ཧ
    

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56. ӡ༻࣌ͷ஫ҙ఺: ·ͱΊ
    - ٞ࿦ɾϨϏϡʔͷαΠΫϧ͸୹Ίʹ
    
    - ࣮૷தʹ΋ design doc ͸ߋ৽Մ
    
    - Design doc ʹʮଞͷ໾ׂʯΛ௥Ճ͠ͳ͍
    
    - ޙ͔Β design doc ΛࢀরͰ͖ΔΑ͏ʹ
    

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57. τϐοΫ
    - Design doc ͷ֓ཁ
    
    - Design doc ͷߏ੒
    
    - ӡ༻࣌ͷ஫ҙ఺
    
    - έʔεελσΟ
    

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58. έʔεελσΟ
    ʮઃఆը໘ʯͷϦϑΝΫλϦϯάͷґཔ
    ௨஌
    ը࣭ઃఆ
    Ξχϝʔγϣϯ
    << Φϯ >>
    << ߴը࣭ >>
    << ϑϧ >>
    

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59. ґཔ࣌ͷϛʔςΟϯά
    ґཔΛड͚Δ࣌఺Ͱ໨త΍എܠΛ໌֬ʹ͢Δ
    

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60. ϦϑΝΫλϦϯάର৅ͷௐࠪ
    ݱࡏͷঢ়ଶΛ೺Ѳɾ໰୊఺ͷચ͍ग़͠
    

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61. ϦϑΝΫλϦϯάର৅ͷௐࠪ (cont.)
    ݱࡏͷঢ়ଶΛ೺Ѳɾ໰୊఺ͷચ͍ग़͠
    
    - ໨తɾഎܠΛ۩ମԽ͢Δ
    

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62. ઃܭํ਑ͷٞ࿦
    ςοΫϦʔυͱͷ 1-on-1 ͳͲͰઃܭҊΛٞ࿦͢Δ
    

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63. ௥Ճɾߋ৽ඞཁͳ߲໨ 1/2
    ໨తɾഎܠ
    
    - ઃܭҊΛݩʹ۩ମԽ
    
    λεΫϓϥϯ
    
    - ͲͷॱͰ࣮૷͢Δ͔
    
    - ϦϑΝΫλϦϯάதʹ௥Ճ͞Ε߲ͨ໨ͷऔΓѻ͍
    

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64. ௥Ճɾߋ৽ඞཁͳ߲໨ 2/2
    ςετ
    
    - ϢχοτςετͰݕূ͢Δ಺༰
    
    - ϦάϨογϣϯςετͷํ๏
    
    ߲໨௥Ճ࣌ͷखॱ
    
    - αϯϓϧίʔυ
    

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65. έʔεελσΟ: ·ͱΊ
    ٞ࿦ͷ͍ͭͰʹॻ͘ͱָ
    
    

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66. ·ͱΊ
    Design doc: ιϑτ΢ΣΞઃܭॻͷҰछ
    
    - υΩϡϝϯτͷ੹೚ൣғΛ໌֬ʹ
    
    - ඞཁͳ߲໨Λඞཁͳ͚ͩॻ͘
    
    - ୹͍αΠΫϧ͕ॏཁ
    

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67. Appendix 1: πʔϧ
    ڞಉฤूɾཤྺɾίϝϯτ΍ϨϏϡʔ͕Ͱ͖Ε͹ԿͰ΋ྑ͍
    
    - Atlassian confluence, Notion
    
    - GitHub Gist, markdown in repository
    
    - Google docs, Dropbox Paper, Box notes
    

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68. Appendix 2: Design doc ͷྫ
    Chromium design docs
    
    - https://www.chromium.org/developers/design-documents
    
    Bazel design docs
    
    - https://github.com/bazelbuild/proposals
    

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