The Daily Briefing

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The Daily Briefing

\n \n \n \n \n

\nview source\n

\n\n\n\n\n",[147],"7148cd7e-54a8-11f1-8140-ee650bb23af1","cron.ts","7148ce28-54a8-11f1-8140-ee650bb23af1",5,["D",1779321785691],"interval","import { blob } from \"https://esm.town/v/std/blob\";\nimport { callClaude } from \"./lib/claude.ts\";\nimport { TOPICS, BLOB_KEY } from \"./lib/config.ts\";\n\nexport default async function() {\n const prompt =\n `You are compiling a concise morning briefing. For each of these topics — ` +\n `${TOPICS.join(\", \")} — give ONE current, important update from the last 24-48 hours. ` +\n `Use web search to ensure it is current. ` +\n `Respond ONLY with a JSON array, no preamble, no markdown fences. ` +\n `Each item: {\"topic\":\"...\",\"headline\":\"short headline\",\"body\":\"2-3 sentence summary\"}.`;\n\n const raw = await callClaude([{ role: \"user\", content: prompt }], true);\n const clean = raw.replace(/```json|```/g, \"\").trim();\n const start = clean.indexOf(\"[\");\n const end = clean.lastIndexOf(\"]\");\n const arr = JSON.parse(clean.slice(start, end + 1));\n\n const stamped = arr.map((x: Record) => ({\n ...x,\n fetched: Date.now(),\n }));\n\n await blob.setJSON(BLOB_KEY, stamped);\n console.log(`Digest saved: ${stamped.length} items`);\n}\n",[154],"6f23c7d8-54a8-11f1-85c8-ee650bb23af1","api.ts",4,["D",1779321782093],"http","import { blob } from \"https://esm.town/v/std/blob\";\nimport { callClaude } from \"./lib/claude.ts\";\n\nexport default async function(req: Request): Promise {\n if (req.method === \"OPTIONS\") {\n return new Response(null, { status: 204 });\n }\n\n // GET / — return the latest stored digest\n if (req.method === \"GET\") {\n let digest: unknown[] = [];\n try {\n digest = (await blob.getJSON(\"briefing_digest\")) as unknown[] ?? [];\n } catch {\n digest = [];\n }\n return Response.json({ digest });\n }\n\n // POST / — proxy a chat question to Claude\n if (req.method === \"POST\") {\n try {\n const { question } = (await req.json()) as { question?: string };\n if (!question) throw new Error(\"No question provided\");\n\n const needsSearch = /news|today|score|match|election|war|trend|breaking/i.test(question);\n\n const answer = await callClaude(\n [\n {\n role: \"user\",\n content:\n `Answer concisely for a personal briefing app covering geopolitics, ` +\n `current affairs, general knowledge, sports, trends, AI, and forecasting ` +\n `niches from patterns. If time-sensitive, say so.\\n\\nQuestion: ${question}`,\n },\n ],\n needsSearch,\n );\n return Response.json({ answer });\n } catch (e: unknown) {\n const message = e instanceof Error ? e.message : \"Unknown error\";\n return Response.json({ error: message });\n }\n }\n\n return new Response(\"Not found\", { status: 404 });\n}\n",[162],"78512cba-54a8-11f1-987a-ee650bb23af1","README.md","78512d82-54a8-11f1-987a-ee650bb23af1",6,["D",1779321797491],"# The Daily Briefing\n\nA morning briefing API powered by Claude with web search. Delivers a concise digest across **Geopolitics, Current Affairs, Sports, Trends, and AI**.\n\n## Architecture\n\n```mermaid\ngraph LR\n C[cron.ts — 6:30 AM UTC] -->|calls Claude + web search| B[Blob Storage]\n A[api.ts — HTTP] -->|GET /| B\n A -->|POST / question| CL[Claude API]\n P[Phone App] -->|HTTP| A\n```\n\n## Endpoints\n\n| Method | Path | Description |\n|--------|------|-------------|\n| `GET` | `/` | Returns the latest stored digest |\n| `POST` | `/` | Proxies a chat question to Claude (auto-enables web search for time-sensitive queries) |\n\n### GET response\n```json\n{ \"digest\": [{ \"topic\": \"AI\", \"headline\": \"...\", \"body\": \"...\", \"fetched\": 1716000000000 }] }\n```\n\n### POST request / response\n```json\n// Request\n{ \"question\": \"What happened in the Champions League today?\" }\n// Response\n{ \"answer\": \"...\" }\n```\n\n## Setup\n\n1. Add your `ANTHROPIC_KEY` environment variable (your `sk-ant-api03-...` key)\n2. The cron runs daily at 06:30 UTC — adjust in the interval settings\n3. Point your phone app at the HTTP endpoint URL\n\n## Files\n\n- `api.ts` — HTTP handler (serves digest + proxies chat)\n- `cron.ts` — Interval job that builds the daily digest\n- `lib/claude.ts` — Shared Claude API helper\n- `lib/config.ts` — Model, topics, and blob key config\n",[169],"669ed1ca-54a8-11f1-b054-ee650bb23af1","lib","669ed2b0-54a8-11f1-b054-ee650bb23af1",1,["D",1779321767798],"directory",[176],"pulls","branches","forks","envVars",{"_189":178,"_191":66},"connections",{"_189":66,"_190":66},"count","unfilledCount","emptyCount",{"_46":175,"_37":176,"_35":177,"_141":-5,"_44":45,"_43":178,"_142":62,"_41":233,"_13":66,"_38":180,"_39":-5,"_29":30,"_144":-5,"_201":234,"_32":235},{"_46":225,"_37":226,"_35":227,"_141":177,"_44":45,"_43":228,"_142":62,"_41":229,"_13":66,"_38":221,"_39":230,"_29":30,"_144":-5,"_201":231,"_32":232},{"_46":216,"_37":217,"_35":218,"_141":177,"_44":45,"_43":219,"_142":30,"_41":220,"_13":66,"_38":221,"_39":222,"_29":30,"_144":-5,"_201":223,"_32":224},{"_46":168,"_37":169,"_35":170,"_141":-5,"_44":45,"_43":171,"_142":30,"_41":213,"_13":66,"_38":26,"_39":173,"_29":30,"_144":-5,"_201":214,"_32":215},{"_46":161,"_37":162,"_35":60,"_141":-5,"_44":45,"_43":163,"_142":30,"_41":210,"_13":66,"_38":165,"_39":166,"_29":30,"_144":-5,"_201":211,"_32":212},{"_46":153,"_37":154,"_35":155,"_141":-5,"_44":45,"_43":156,"_142":62,"_41":207,"_13":66,"_38":158,"_39":159,"_29":30,"_144":-5,"_201":208,"_32":209},{"_46":146,"_37":147,"_35":148,"_141":-5,"_44":45,"_43":149,"_142":30,"_41":204,"_13":66,"_38":26,"_39":151,"_29":30,"_144":-5,"_201":205,"_32":206},{"_46":140,"_37":33,"_35":36,"_141":-5,"_44":45,"_43":14,"_142":62,"_41":200,"_13":66,"_38":26,"_39":40,"_29":30,"_144":-5,"_201":202,"_32":203},["D",1779322991464],"children",[],[33],["D",1779322988796],[],[147],["D",1779321785691],[],[154],["D",1779321782093],[],[162],["D",1779321797491],[],[169],"685fe33c-54a8-11f1-b054-ee650bb23af1","config.ts","685fe436-54a8-11f1-b054-ee650bb23af1",2,["D",1779321770746],"script","export const MODEL = \"claude-sonnet-4-20250514\";\nexport const TOPICS = [\"Geopolitics\", \"Current Affairs\", \"Sports\", \"Trends\", \"AI\"];\nexport const BLOB_KEY = \"briefing_digest\";\n",[],[176,217],"6a610fd0-54a8-11f1-85c8-ee650bb23af1","claude.ts","6a611084-54a8-11f1-85c8-ee650bb23af1",3,["D",1779321774108],"import { MODEL } from \"./config.ts\";\n\nconst ANTHROPIC_KEY = Deno.env.get(\"ANTHROPIC_KEY\");\n\nexport async function callClaude(\n messages: { role: string; content: string }[],\n useSearch: boolean,\n): Promise {\n const body: Record = {\n model: MODEL,\n max_tokens: 1500,\n messages,\n };\n if (useSearch) {\n body.tools = [{ type: \"web_search_20250305\", name: \"web_search\" }];\n }\n\n const r = await fetch(\"https://api.anthropic.com/v1/messages\", {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n \"x-api-key\": ANTHROPIC_KEY!,\n \"anthropic-version\": \"2023-06-01\",\n },\n body: JSON.stringify(body),\n });\n\n const data = await r.json();\n if (data.error) throw new Error(data.error.message || \"API error\");\n\n return (data.content || [])\n .filter((c: { type: string }) => c.type === \"text\")\n .map((c: { text: string }) => c.text)\n .join(\"\\n\")\n .trim();\n}\n",[],[176,226],["D",1779321767798],[193,194],[176],["D",1779321764994],["D",1789511441255],{"_103":102,"_111":107},{"_103":102,"_104":105,"_106":107,"_19":58,"_108":109,"_110":30},{"_13":92,"_37":93,"_46":45,"_94":47,"_95":-5,"_96":-5,"_97":-5,"_98":-5,"_99":-5,"_100":48,"_101":102},"ctx",{"_85":-5,"_131":274,"_275":276,"_277":278,"_279":30,"_280":30,"_281":30,"_282":62,"_283":-5,"_284":-7,"_285":-7,"_286":66,"_287":30,"_288":30,"_289":-5,"_290":30,"_291":30,"_292":30,"_293":-5},"ENV",{"_245":246,"_247":248,"_249":93,"_250":251,"_252":253,"_254":255,"_256":257,"_258":259,"_260":261,"_262":263,"_264":265,"_266":267,"_268":269,"_270":271,"_272":273},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

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