[{"data":1,"prerenderedAt":466},["ShallowReactive",2],{"repo-tree":3,"repo-\u002Fconventions\u002Fbackend-coding":283},[4,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,55,58,61,64,67,69,72,75,78,81,84,86,88,90,93,96,99,102,105,108,111,114,117,120,123,125,127,129,131,133,135,138,141,143,146,149,152,155,158,161,164,167,169,172,175,178,180,183,186,189,192,195,198,201,203,206,209,212,215,218,221,224,227,230,233,236,239,242,245,248,251,254,257,260,263,266,269,272,275,278,281],{"path":5,"title":6},"\u002Fagents\u002Fbackend-code-style","Backend Conventions",{"path":8,"title":9},"\u002Fagents\u002Fdatabase","Database",{"path":11,"title":12},"\u002Fagents\u002Fportal-code-style","Portal Conventions",{"path":14,"title":15},"\u002Fagents\u002Ftranslation","Translation",{"path":17,"title":18},"\u002Fconventions\u002Fbackend-coding","Backend coding conventions",{"path":20,"title":21},"\u002Fconventions\u002Ffrontend-coding","Frontend coding conventions",{"path":23,"title":24},"\u002Fdevelopment-process","Development process",{"path":26,"title":27},"\u002Flearning-api-preview-hetzner-setup","Learning API Preview on Hetzner + Cloudflare",{"path":29,"title":30},"\u002Flearning-api-preview-vm-plan","Learning API Preview VM Plan",{"path":32,"title":33},"\u002Fmonorepo-structure","Monorepo structure",{"path":35,"title":36},"\u002Foperations","Operations — bugs and support",{"path":38,"title":39},"\u002Fpostmortems\u002F2026-03-16_onboarding-currency-regression","Onboarding Zod transform silently broken — web signups assigned wrong checkout currency",{"path":41,"title":42},"\u002Fpostmortems\u002Freadme","Postmortems",{"path":44,"title":45},"\u002Fpostmortems\u002F_template","TEMPLATE",{"path":47,"title":48},"\u002Fpostmortems\u002Fposthog-comparison","Postmortem practice — comparison with PostHog",{"path":50,"title":51},"\u002Fpreview-environment-plan","Preview Environment Plan",{"path":53,"title":54},"\u002Fprinciples","Engineering principles",{"path":56,"title":57},"\u002Fworking-with-ai","Working with AI",{"path":59,"title":60},"\u002F.claude\u002Fskills\u002Feval-playground\u002Fskill","Eval Playground — Co-development Skill",{"path":62,"title":63},"\u002F.claude\u002Fskills\u002Ffigma-diff-section\u002Fskill","Figma Diff Section Pipeline",{"path":65,"title":66},"\u002Fagents","AGENTS.md",{"path":68,"title":66},"\u002Fclaude",{"path":70,"title":71},"\u002Freadme","Studyflash",{"path":73,"title":74},"\u002Fapps\u002Fcore-api\u002Fagents","Core API (apps\u002Fcore-api)",{"path":76,"title":77},"\u002Fapps\u002Fcore-api\u002Freadme","README",{"path":79,"title":80},"\u002Fapps\u002Femail-previews\u002Fagents","Email Previews (apps\u002Femail-previews)",{"path":82,"title":83},"\u002Fapps\u002Flanding-page\u002Fagents","Landing Page (apps\u002Flanding-page)",{"path":85,"title":83},"\u002Fapps\u002Flanding-page\u002Fclaude",{"path":87,"title":66},"\u002Fapps\u002Flearning-api\u002Fagents",{"path":89,"title":77},"\u002Fapps\u002Flearning-api\u002Freadme",{"path":91,"title":92},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Feval_metrics_design","Surface-Specific Eval Metrics Design",{"path":94,"title":95},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Ftest_set","Quiz Eval Test Set",{"path":97,"title":98},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Ffrontend\u002Freadme","React + TypeScript + Vite",{"path":100,"title":101},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Fknown-issues\u002Fcontent-pillar-shallow-coverage\u002Freadme","Content pillar misses subtopics in dense documents",{"path":103,"title":104},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Fknown-issues\u002Fdocling-empty-section-headers\u002Freadme","Empty section headers dropped by docling chunker",{"path":106,"title":107},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Fknown-issues\u002Fdocling-table-reading-order\u002Freadme","Table\u002Fbox layout causes wrong reading order",{"path":109,"title":110},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Fmetrics\u002Freadme","Quiz eval metrics — canonical rubrics",{"path":112,"title":113},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Freports\u002F2026-04-12-quiz-summary-feedback-current-state","Quiz and Summary Feedback Current State",{"path":115,"title":116},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Freports\u002F2026-04-24-quiz-eval-metrics","Quiz Evaluation Metrics",{"path":118,"title":119},"\u002Fapps\u002Flearning-api\u002Fevals-playground\u002Freports\u002F2026-05-01-quiz-eval-current-state","Quiz Eval Current State",{"path":121,"title":122},"\u002Fapps\u002Flearning-api\u002Fmonitoring\u002Freadme","Monitoring Stack",{"path":124,"title":77},"\u002Fapps\u002Flearning-api\u002Fshared\u002Freadme",{"path":126,"title":77},"\u002Fapps\u002Flearning-api\u002Fworkers\u002Flearning_agents\u002Fflashcard_agent\u002Freadme",{"path":128,"title":77},"\u002Fapps\u002Flearning-api\u002Fworkers\u002Flearning_agents\u002Fingestion_agent\u002Freadme",{"path":130,"title":77},"\u002Fapps\u002Flearning-api\u002Fworkers\u002Flearning_agents\u002Fquiz_agent\u002Freadme",{"path":132,"title":77},"\u002Fapps\u002Flearning-api\u002Fworkers\u002Flearning_agents\u002Fsummary_agent\u002Freadme",{"path":134,"title":77},"\u002Fapps\u002Flearning-api\u002Fworkers\u002Fparser\u002Freadme",{"path":136,"title":137},"\u002Fapps\u002Fmarketing-emails-preview\u002Fagents","Marketing Emails Preview (apps\u002Fmarketing-emails-preview)",{"path":139,"title":140},"\u002Fapps\u002Fmobile-app\u002Fagents","StudyFlash Mobile App - Claude Code Configuration",{"path":142,"title":140},"\u002Fapps\u002Fmobile-app\u002Fclaude",{"path":144,"title":145},"\u002Fapps\u002Fmountain-max\u002Fagents","Mountain Max (apps\u002Fmountain-max)",{"path":147,"title":148},"\u002Fapps\u002Fmountain-max\u002Fgame\u002Freadme","Mountain Max Game",{"path":150,"title":151},"\u002Fapps\u002Fportal\u002Fagents","Portal (apps\u002Fportal)",{"path":153,"title":154},"\u002Fapps\u002Fportal\u002Freadme","Nuxt Minimal Starter",{"path":156,"title":157},"\u002Fapps\u002Fportal\u002Fapp\u002Fcomposables\u002Ffiles\u002Freadme","File Upload Composables",{"path":159,"title":160},"\u002Fapps\u002Fportal\u002Fdocs\u002Flibrary-routing","Library Routing Documentation",{"path":162,"title":163},"\u002Fapps\u002Fsupabase\u002Fagents","Supabase (apps\u002Fsupabase)",{"path":165,"title":166},"\u002Fapps\u002Fwrapped\u002Fagents","Wrapped (apps\u002Fwrapped)",{"path":168,"title":98},"\u002Fapps\u002Fwrapped\u002Freadme",{"path":170,"title":171},"\u002Finfra\u002Freadme","infra\u002F",{"path":173,"title":174},"\u002Finfra\u002Fdns\u002Freadme","DNS Infrastructure",{"path":176,"title":177},"\u002Finfra\u002Fdokploy\u002Freadme","studyflash-dokploy",{"path":179,"title":77},"\u002Finfra\u002Fdokploy\u002Fsdk\u002Fnodejs\u002Freadme",{"path":181,"title":182},"\u002Finfra\u002Finfisical\u002Freadme","Infisical Infrastructure",{"path":184,"title":185},"\u002Finfra\u002Flearning-api\u002Freadme","Pulumi GCP TypeScript Template",{"path":187,"title":188},"\u002Finfra\u002Fopenreplay\u002Freadme","OpenReplay on Hetzner",{"path":190,"title":191},"\u002Finfra\u002Fscripts\u002Freadme","infra\u002Fscripts\u002F",{"path":193,"title":194},"\u002Finfra\u002Fturborepo-cache\u002Freadme","Turborepo Remote Cache Infrastructure",{"path":196,"title":197},"\u002Finternal\u002Fchatwoot\u002Freadme","Chatwoot Infrastructure",{"path":199,"title":200},"\u002Finternal\u002Fchatwoot\u002Fprovider\u002Freadme","studyflash-chatwoot-provider",{"path":202,"title":77},"\u002Finternal\u002Fchatwoot\u002Fprovider\u002Fsdk\u002Fnodejs\u002Freadme",{"path":204,"title":205},"\u002Finternal\u002Fdocs\u002Freadme","internal\u002Fdocs",{"path":207,"title":208},"\u002Finternal\u002Fsupport-bot\u002Fclaude","Support Bot (Maximilian)",{"path":210,"title":211},"\u002Finternal\u002Fsupport-bot\u002Freadme","Studyflash Customer Support Bot (Maximilian)",{"path":213,"title":214},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Faccount_issues","Account Issues",{"path":216,"title":217},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fbilling_invoice","Billing Invoice",{"path":219,"title":220},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fcontent_upload","Content Upload",{"path":222,"title":223},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fdata_loss","Data Loss",{"path":225,"title":226},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fflashcard_issues","Flashcard Issues",{"path":228,"title":229},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fgarbage","Garbage",{"path":231,"title":232},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fgeneral_how_to","General How To",{"path":234,"title":235},"\u002Finternal\u002Fsupport-bot\u002Fkb","Knowledge Base Index",{"path":237,"title":238},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Flanguage_issues","Language Issues",{"path":240,"title":241},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fmindmap_issues","Mindmap Issues",{"path":243,"title":244},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fmisunderstanding","Misunderstanding",{"path":246,"title":247},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fmock_exam_issues","Mock Exam Issues",{"path":249,"title":250},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fpodcast_issues","Podcast Issues",{"path":252,"title":253},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fquiz_issues","Quiz Issues",{"path":255,"title":256},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Frefund_request","Refund Request",{"path":258,"title":259},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fsubscription_cancellation","Subscription Cancellation",{"path":261,"title":262},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fsubscription_info","Subscription Info",{"path":264,"title":265},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fsummary_issues","Summary Issues",{"path":267,"title":268},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Ftechnical_errors","Technical Errors",{"path":270,"title":271},"\u002Finternal\u002Fsupport-bot\u002Fkb\u002Fvideo_issues","Video Issues",{"path":273,"title":274},"\u002Fpackages\u002Fcommon\u002Fdocs\u002Fearly-access-features","Declarative Early Access Features",{"path":276,"title":277},"\u002Fpackages\u002Fcommon\u002Fscripts\u002Freadme","Common Package Scripts",{"path":279,"title":280},"\u002Fpackages\u002Fdevtools\u002Ffigma-plugins\u002Freadme","Figma plugins",{"path":282,"title":77},"\u002Fpackages\u002Fpulumi-infisical\u002Freadme",{"id":284,"title":18,"body":285,"description":453,"extension":454,"lastReviewed":455,"meta":456,"navigation":457,"owner":458,"path":17,"seo":459,"status":460,"stem":461,"tags":462,"__hash__":465},"handbook\u002Fconventions\u002Fbackend-coding.md",{"type":286,"value":287,"toc":444},"minimark",[288,299,317,320,348,351,356,359,373,377,380,394,398,400,416,420,426,437,441],[289,290,291],"blockquote",{},[292,293,294,298],"p",{},[295,296,297],"strong",{},"Status: draft scaffold."," Replace TODOs with real content. PH comparison links are signposts, not prescriptions — we adopt selectively.",[292,300,301,302,312,313,316],{},"PH analogue: ",[303,304,308],"a",{"href":305,"rel":306},"https:\u002F\u002Fposthog.com\u002Fhandbook\u002Fengineering\u002Fconventions\u002Fbackend-coding",[307],"nofollow",[309,310,311],"code",{},"posthog.com\u002Fhandbook\u002Fengineering\u002Fconventions\u002Fbackend-coding"," (their canonical doc, kept next to the code at ",[309,314,315],{},"PostHog\u002Fposthog:docs\u002Fpublished\u002Fhandbook\u002Fengineering\u002Fconventions\u002Fbackend-coding.md",").",[292,318,319],{},"What already exists in this repo:",[321,322,323,330,336,342],"ul",{},[324,325,326,329],"li",{},[309,327,328],{},"docs\u002Fagents\u002Fbackend-code-style.md"," — current Hono\u002Fcore-api style notes (LLM-facing)",[324,331,332,335],{},[309,333,334],{},"docs\u002Fagents\u002Fdatabase.md"," — Supabase\u002FRLS\u002Fmigration conventions",[324,337,338,341],{},[309,339,340],{},"apps\u002Fcore-api\u002FAGENTS.md"," — service-level guidance",[324,343,344,347],{},[309,345,346],{},"apps\u002Flearning-api\u002FAGENTS.md"," — Python service guidance",[292,349,350],{},"This doc supersedes \u002F consolidates those once filled in.",[352,353,355],"h2",{"id":354},"first-principles","First principles",[292,357,358],{},"TODO. Things to articulate:",[321,360,361,364,367,370],{},[324,362,363],{},"What we optimize for (correctness vs throughput vs DX).",[324,365,366],{},"When to add abstraction vs inline.",[324,368,369],{},"Error handling philosophy.",[324,371,372],{},"Boundaries between core-api, learning-api, Supabase functions.",[352,374,376],{"id":375},"hono-core-api","Hono \u002F core-api",[292,378,379],{},"TODO.",[321,381,382,385,388,391],{},[324,383,384],{},"Routing conventions, file structure.",[324,386,387],{},"Validation (zod), error types.",[324,389,390],{},"Auth surface (Supabase JWT verification).",[324,392,393],{},"Logging \u002F structured fields.",[352,395,397],{"id":396},"python-learning-api","Python \u002F learning-api",[292,399,379],{},[321,401,402,410,413],{},[324,403,404,405,409],{},"uv for dependency management (",[303,406,408],{"href":407},"..\u002F..\u002Finternal\u002Fdocs\u002Fcontent\u002F2026-05-power-users","memory: never use pip on host",")",[324,411,412],{},"Module layout, FastAPI patterns.",[324,414,415],{},"Async vs sync rules.",[352,417,419],{"id":418},"supabase","Supabase",[292,421,422,423,425],{},"TODO. Already partially at ",[309,424,334],{},". Pull authoritative parts here.",[321,427,428,431,434],{},[324,429,430],{},"Migration workflow.",[324,432,433],{},"RLS defaults.",[324,435,436],{},"Edge function vs core-api decision rule.",[352,438,440],{"id":439},"open-questions","Open questions",[292,442,443],{},"TODO — capture as we draft.",{"title":445,"searchDepth":446,"depth":446,"links":447},"",2,[448,449,450,451,452],{"id":354,"depth":446,"text":355},{"id":375,"depth":446,"text":376},{"id":396,"depth":446,"text":397},{"id":418,"depth":446,"text":419},{"id":439,"depth":446,"text":440},"First principles and conventions for studyflash backend code (core-api, learning-api, Supabase).","md",null,{},true,"rajiv",{"title":18,"description":453},"draft","conventions\u002Fbackend-coding",[463,464],"conventions","backend","23o4DCordOv9A9Q8V0yH3zrRjUMRTk-qmexCL1qKt1U",1779007962946]