Claude Codeログ基盤の構築

Claude Code Meetup Japan #3 (Claude Code祭り!) - connpass
https://aid.connpass.com/event/384117/

Transcript

1. 2026/03/12 Claude Code Meetup #3 Claude Codeϩάج൫ͷߏங @giginet @ LINEϠϑʔ
2. ͜Μʹͪ͸ • @giginet (X/GitHub: @giginet) • LINEΞϓϦͷ։ൃج൫΍ϏϧυγεςϜɺAIج൫Λ࡞͍ͬͯ·͢ʂ
3. LINE iOSΞϓϦ։ൃΛߴ଎Խ͢ΔClaude Codeج൫ͷઃܭࢥ૝ https://techblog.lycorp.co.jp/ja/20260119a
4. Claude CodeͷSubagentͱcontext: fork͸Կ͕ҧ͏ͷ͔ https://giginet.hateblo.jp/entry/2026/01/27/202636
5. ࠓ೔࿩͢͜ͱ • Claude Codeͷར༻ঢ়گΛ೺Ѳ͢ΔͨΊʹϩάج൫Λߏங͢Δํ๏ͷ঺հ • ूΊͨϩάΛͲ͏΍ͬͯར༻͢Δ͔
6. Claude Codeͷϩά 1. Open TelemetryΛ࢖ͬͨϞχλϦϯά • https://code.claude.com/docs/en/monitoring-usage • ࢖༻ྔ͔͠Θ͔Βͳ͍ 2. νʔϜμογϡϘʔυ • https://code.claude.com/docs/en/analytics • มߋߦ਺͔͠Θ͔Βͳ͍ɺݖݶ؅ཧͷ໰୊ 3. Claude Code HooksΛ࢖ͬͨϩάૹ৴
7. Claude Codeͷϩά 1. Open TelemetryΛ࢖ͬͨϞχλϦϯά • https://code.claude.com/docs/en/monitoring-usage • ࢖༻ྔ͔͠Θ͔Βͳ͍ 2. νʔϜμογϡϘʔυ • https://code.claude.com/docs/en/analytics • มߋߦ਺͔͠Θ͔Βͳ͍ɺݖݶ؅ཧͷ໰୊ 3. Claude Code HooksΛ࢖ͬͨϩάૹ৴
8. HookΛ࢖ͬͨϩάج൫ͷߏங • Claude Code HooksΛ࢖ͬͯΠϕϯτ͕͋ͬͨͱ͖ʹϩάΛૹ৴ • Open Telemetry΍૊ΈࠐΈͷμογϡϘʔυʹൺ΂ɺ۩ମతͳར༻ঢ়گΛऔΓ ΍͍͢ • ޷͖ͳٕज़ελοΫͰ࡞ΕΔ • ྫɿϩΨʔ͸Python(ґଘແ͠)ɺϩάόοΫΤϯυ͸Kotlinɺࣾ಺BIπʔϧͰ μογϡϘʔυԽ
10. Hook Lifecycle • ެࣜυΩϡϝϯτʹhook͕·ͱ·͍ͬͯΔ • https://code.claude.com/docs/en/hooks • SessionStart, PostToolUse, UserPromptSubmit, SubagentStartลΓͷhookΛ࢖͍ͬͯΔ • ஌Βͳ͍͏ͪʹ૿͑ΔͷͰখ·ΊʹݟΔͷ͕ྑ͍ • ࠷ۙ(2.1.69)ɺInstructionsLoadedͱ͔΋૿͑ͨ
11. • tool_name: (Skill, MCP, WriteͳͲ) • πʔϧݻ༗ͷ৘ใ͸tool_input • Edit/Writeπʔϧͷ৔߹͸ॻ͖׵͑ͨί ϯςϯπͷத਎ • Skill΍Custom Slash CommandɺMCP ͷར༻࣌͸໊લ΍Ҿ਺ ྫɿPostToolUse Hook { "session_id": "a9a5ec5e-2e4a-4081- affa-1a5db37e3dee", "transcript_path": “/path/to/pwd", "permission_mode": "acceptEdits", "hook_event_name": "PostToolUse", "tool_name": "Skill", "tool_input": { "skill": "translate-prompt", "args": "Hello World" }, "tool_response": { "success": true, "commandName": "translate-prompt" }, "tool_use_id": "toolu_01Q4XCQmACq3P84he64nPrBN", "skill_name": "translate-prompt" }
12. Payloadͷઃܭ • ͦͷଞϝλσʔλͷ௥Ճ • ݱࡏͷϦϙδτϦɺhostnameɺݱࡏͷϒϥϯνɺϥΠηϯεঢ়ଶͳͲ • ࣮ࡍͷϓϩϯϓτ΍࣮ߦͨ͠BashίϚϯυɺมߋͨ͠ϑΝΠϧͷத਎ͳͲ͸ Hook͔ΒऔಘͰ͖Δ͕ɺϩάʹ͸ؚΊͳ͍
13. PluginԽͯ͠഑෍͢Δ • Marketplace + PluginͰ഑෍ $ claude plugin marketplace add git@git-server/line-client-plugins.git $ claude plugin install logging@line-client
14. ϓϥάΠϯͷσϑΥϧτ༗ޮԽ • ϩΨʔΛ༗ޮԽ͍ͨ͠ϓϩδΣΫτͷ enabledPlugins + extraKnownMarketplacesͰϓϥάΠϯ Λৗʹ༗ޮʹ͢Δ͜ͱ͕Ͱ͖Δ { "enabledPlugins": { "logging@line-client": true }, "extraKnownMarketplaces": { "line-client": { "source": { "source": "git", "url": “git@git-server/ line-client-plugins.git” } } } } .claude/settings.json
15. τϥοΩϯά͍ͯ͠ΔϝτϦΫε • MCP/Skill/Subagentͷར༻ঢ়گʢݺͼग़͠ճ਺ɺϢχʔΫϢʔβʔ਺ʣ • Ϣʔβʔ͝ͱͷϓϩϯϓτൃߦ਺ • Edit/Writeͷมߋߦ਺ • Instructionͷϩʔυճ਺ • PlanϞʔυͷར༻ঢ়گʢϢχʔΫϢʔβʔʣ
16. Skill/Subagentͷར༻ঢ়گ • Skillͷίʔϧճ਺ɺϢχʔΫϢʔβʔ਺ΛτϥοΫ͍ͯ͠Δ
17. ϩάΛར༻ͨ͠Skill/Subagentͷվળ • ϓϩδΣΫτείʔϓʹSkill΍SubagentΛ௥Ճͨ͠ͱ͖ʹɺద੾ʹίʔϧ͞Ε ͍ͯΔ͔Λϩά͔ΒݕূͰ͖Δ • ࢥͬͨΑΓ࢖ΘΕ͍ͯͳ͍৔߹ɺdescriptionͷઃఆ͕ྑ͘ͳ͍Մೳੑ͕͋Δ
18. ੜ࢈ੑͷܭଌ • ⚠ར༻ྔ = ੜ࢈ੑͰ͸ͳ͍ • ActivityΛऔΔ͜ͱ͸Ͱ͖Δ͕ɺͦΕ͚ͩͰੜ࢈ੑΛܭΔ͜ͱ͸೉͍͠ • ϓϩϯϓτΛ͍ͬͺ͍ൃߦͯ͠Δɾߦ਺Λͨ͘͞Μॻ͖׵͑ͯΔਓ͕Ғ͍Θ ͚Ͱ͸ͳ͍ • Pull Requestͷঢ়گͳͲɺଞͷੜ࢈ੑࢦඪͱඥ෇͚ͯݟΔඞཁ͕͋Δ • ࣮ࡍʹPR਺ʹ͸ར༻ঢ়گͱͷ૬͕ؔݟΒΕͨ • ͜ͷลͷ࿩͸ۙʑϒϩάʹॻ͖͍ͨ
19. @lycorptech_jp
20. ΤϯδχΞνʔϜͷੜ࢈ੑͷߴΊํ ʙ։ൃޮ ཰Λ޲্ͤͯ͞ɺਓΛҭͯΔ࢓૊ΈΛ࡞Δ • ੜ࢈ੑࢦඪͷऔΓํ͸͜ͷຊΛνΣοΫʂ • ୈ7ষʮ։ൃج൫ͷվળͱ։ൃऀੜ࢈ੑͷ޲্ʯ Λࣥචͯ͠·͢ • https://gihyo.jp/book/2024/978-4-297-14502-6
21. ͝ਗ਼ௌ ͋Γ͕ͱ͏ ͍͟͝·ͨ͠ 21