[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10},"actionData","errors","root",{"_158":159,"_160":161},"routes/_app.x.$handle.$name",{"_11":12,"_13":14,"_15":16,"_18":19,"_17":-7,"_119":-5,"_20":120,"_22":121,"_122":123,"_124":125,"_25":126,"_24":-5,"_127":-5,"_128":-5,"_129":53,"_130":131,"_132":44,"_133":-5,"_134":-5,"_135":136},"routes/_app.x.$handle.$name.branch.$branch.code.$",{"_11":12,"_13":14,"_15":16,"_17":-7,"_18":19,"_20":21,"_22":23,"_24":-7,"_25":26,"_27":-5,"_28":-5,"_29":-5,"_30":-5,"_31":-5},"handle","tju_patent","name","SERPAPI_KEY","branchName","main","version","path","","project",{"_33":61,"_13":14,"_45":62,"_63":-5,"_64":53,"_65":66,"_67":66,"_68":19,"_69":-5,"_70":71,"_72":-5,"_73":53,"_74":-5,"_75":-5,"_76":77,"_78":79,"_80":81,"_82":83,"_84":85,"_86":-5,"_87":88,"_89":88,"_90":91,"_92":91,"_93":91,"_94":88,"_95":88,"_96":97,"_98":99,"_100":101,"_102":53},"tree",[56],"file","contents",[32],"upstream","pull","ahead","behind","envVars",{"_33":34,"_13":35,"_36":37,"_38":-5,"_39":40,"_41":42,"_43":44,"_45":46,"_17":47,"_48":49,"_50":51,"_52":53,"_54":-5,"_18":55},"id","d12edb00-b962-4ea4-ba6c-f51cc2668076","main.ts","fileId","6f6cb502-5dc1-11f1-a304-1607ee4eb77e","parentId","branchId","6f6a8a48-5dc1-11f1-a304-1607ee4eb77e","branchVersion",38,"latest",true,"createdAt",["D",1780522256164],37,"fileType","http","content","const epoTokenCache = { token: \"\", expiry: 0 };\nconst CACHE_TTL_DAYS = 30;\n\nasync function epoToken(): Promise {\n if (epoTokenCache.token && Date.now() < epoTokenCache.expiry - 60000) {\n return epoTokenCache.token;\n }\n const key = Deno.env.get(\"EPO_KEY\") ?? \"\";\n const secret = Deno.env.get(\"EPO_SECRET\") ?? \"\";\n if (!key || !secret) return \"\";\n const creds = btoa(`${key}:${secret}`);\n const r = await fetch(\"https://ops.epo.org/3.2/auth/accesstoken\", {\n method: \"POST\",\n headers: {\n \"Authorization\": `Basic ${creds}`,\n \"Content-Type\": \"application/x-www-form-urlencoded\",\n },\n body: \"grant_type=client_credentials\",\n });\n if (!r.ok) return \"\";\n const data = await r.json();\n epoTokenCache.token = data.access_token ?? \"\";\n epoTokenCache.expiry = Date.now() +\n (parseInt(data.expires_in ?? \"1200\") * 1000);\n return epoTokenCache.token;\n}\n\nasync function gpFetch(\n targetUrl: string,\n): Promise<{ html: string; source: string }> {\n const ua = \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36\";\n try {\n const r = await fetch(targetUrl, { headers: { \"User-Agent\": ua } });\n console.log(`GP fetch ${targetUrl.slice(-40)}: ${r.status}`);\n if (r.ok) {\n return { html: await r.text(), source: \"GP direct\" };\n }\n if (r.status === 403 || r.status === 503) {\n const scraperKey = Deno.env.get(\"SCRAPER_API_KEY\") ?? \"\";\n if (scraperKey) {\n console.log(`GP ${r.status} — retrying via ScraperAPI`);\n const r2 = await fetch(\n `https://api.scraperapi.com?api_key=${scraperKey}&url=${\n encodeURIComponent(targetUrl)\n }`,\n { headers: { \"User-Agent\": ua } },\n );\n console.log(`ScraperAPI: ${r2.status}`);\n if (r2.ok) return { html: await r2.text(), source: \"ScraperAPI\" };\n }\n }\n console.log(`GP ${r.status} — failed`);\n } catch (e: any) {\n console.log(`GP fetch error: ${e.message}`);\n }\n return { html: \"\", source: \"failed\" };\n}\n\nasync function cacheGet(key: string): Promise {\n try {\n const { blob } = await import(\"https://esm.town/v/std/blob\");\n const val = await blob.getJSON(key);\n if (!val) return null;\n if (val._cached_at) {\n const age = Date.now() - new Date(val._cached_at).getTime();\n const ageDays = age / (1000 * 60 * 60 * 24);\n if (ageDays > CACHE_TTL_DAYS) {\n console.log(\n `Cache stale (${Math.round(ageDays)}d old) — ignoring: ${key}`,\n );\n return null;\n }\n }\n return val;\n } catch {\n return null;\n }\n}\n\nasync function cacheSet(key: string, value: any): Promise {\n try {\n const { blob } = await import(\"https://esm.town/v/std/blob\");\n await blob.setJSON(key, { ...value, _cached_at: new Date().toISOString() });\n } catch (e: any) {\n console.log(`Cache write error: ${e.message}`);\n }\n}\n\nasync function cacheDelete(key: string): Promise {\n try {\n const { blob } = await import(\"https://esm.town/v/std/blob\");\n await blob.delete(key);\n } catch {}\n}\n\nasync function cacheList(): Promise {\n try {\n const { blob } = await import(\"https://esm.town/v/std/blob\");\n const keys = await blob.list(\"coinventor:\");\n return keys;\n } catch {\n return [];\n }\n}\n\nfunction cacheKey(techId: string, serial: string): string {\n return `coinventor:${techId}:${serial.replace(/[,\\/\\s]/g, \"\")}`;\n}\n\nexport default async function (req: Request): Promise {\n const corsHeaders = {\n \"Access-Control-Allow-Origin\": \"*\",\n \"Access-Control-Allow-Methods\": \"GET, POST, OPTIONS\",\n \"Access-Control-Allow-Headers\": \"Content-Type\",\n };\n\n if (req.method === \"OPTIONS\") {\n return new Response(null, { headers: corsHeaders });\n }\n\n const url = new URL(req.url);\n\n // ── Cache lookup ──────────────────────────────────────────────────────────\n if (url.pathname === \"/cache/get\") {\n const techId = url.searchParams.get(\"techId\") ?? \"\";\n const serial = url.searchParams.get(\"serial\") ?? \"\";\n if (!techId) {\n return new Response(JSON.stringify({ hit: false }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n const cached = await cacheGet(cacheKey(techId, serial));\n return new Response(\n JSON.stringify(cached ? { hit: true, ...cached } : { hit: false }),\n { headers: { ...corsHeaders, \"Content-Type\": \"application/json\" } },\n );\n }\n\n // ── Cache store ───────────────────────────────────────────────────────────\n if (url.pathname === \"/cache/set\" && req.method === \"POST\") {\n try {\n const body = await req.json();\n const { techId, serial, inventors, pubNum, link, source } = body;\n if (!techId) throw new Error(\"techId required\");\n await cacheSet(cacheKey(techId, serial ?? \"\"), {\n inventors,\n pubNum,\n link,\n source,\n });\n return new Response(JSON.stringify({ ok: true }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(JSON.stringify({ ok: false, error: e.message }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n // ── Cache clear ───────────────────────────────────────────────────────────\n if (url.pathname === \"/cache/clear\" && req.method === \"POST\") {\n try {\n const body = await req.json();\n const ids: string[] = body.ids ?? [];\n let cleared = 0;\n if (ids.includes(\"__all__\")) {\n const keys = await cacheList();\n for (const k of keys) {\n await cacheDelete(k);\n cleared++;\n }\n } else {\n for (const id of ids) {\n const keys = await cacheList();\n for (const k of keys) {\n if (k.startsWith(`coinventor:${id}:`)) {\n await cacheDelete(k);\n cleared++;\n }\n }\n }\n }\n return new Response(JSON.stringify({ ok: true, cleared }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(JSON.stringify({ ok: false, error: e.message }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n // ── Patent search cache — get ─────────────────────────────────────────────\n if (url.pathname === \"/cache/ps/get\") {\n const patentUrl = url.searchParams.get(\"url\") ?? \"\";\n if (!patentUrl) {\n return new Response(JSON.stringify({ hit: false }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n const key = `ps:${patentUrl.replace(/[^a-zA-Z0-9]/g, \"_\").slice(0, 150)}`;\n const cached = await cacheGet(key);\n return new Response(\n JSON.stringify(\n cached ? { hit: true, inventors: cached.inventors } : { hit: false },\n ),\n { headers: { ...corsHeaders, \"Content-Type\": \"application/json\" } },\n );\n }\n\n // ── Patent search cache — set ─────────────────────────────────────────────\n if (url.pathname === \"/cache/ps/set\" && req.method === \"POST\") {\n try {\n const body = await req.json();\n const { url: patentUrl, inventors } = body;\n if (!patentUrl) throw new Error(\"url required\");\n const key = `ps:${patentUrl.replace(/[^a-zA-Z0-9]/g, \"_\").slice(0, 150)}`;\n await cacheSet(key, { inventors });\n return new Response(JSON.stringify({ ok: true }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(JSON.stringify({ ok: false, error: e.message }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n // ── Patent search cache — clear ───────────────────────────────────────────\n if (url.pathname === \"/cache/ps/clear\" && req.method === \"POST\") {\n try {\n const { blob } = await import(\"https://esm.town/v/std/blob\");\n const keys = await blob.list(\"ps:\");\n let cleared = 0;\n for (const k of keys) {\n await blob.delete(k);\n cleared++;\n }\n return new Response(JSON.stringify({ ok: true, cleared }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(\n JSON.stringify({ ok: false, cleared: 0, error: e.message }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n // ── Scrape inventors from a Google Patents page ───────────────────────────\n if (url.pathname === \"/inventors\") {\n const patentUrl = url.searchParams.get(\"url\");\n if (!patentUrl) {\n return new Response(JSON.stringify({ inventors: [], _source: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const { html, source } = await gpFetch(patentUrl);\n const matches = [...html.matchAll(/itemprop=\"inventor\"[^>]*>([^<]+) m[1].trim()).filter(Boolean);\n return new Response(JSON.stringify({ inventors, _source: source }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e) {\n return new Response(JSON.stringify({ inventors: [], _source: \"error\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n // ── EPO OPS — get inventors for a PCT serial ──────────────────────────────\n if (url.pathname === \"/epo/inventors\") {\n const pctSerial = url.searchParams.get(\"pct\");\n if (!pctSerial) {\n return new Response(JSON.stringify({ inventors: [], wo: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const normMatch = pctSerial.match(/PCT\\/([A-Z]{2})(\\d{2,4})\\/(\\d+)/i);\n if (!normMatch) throw new Error(\"Invalid PCT format\");\n const cc = normMatch[1].toUpperCase();\n const yr = normMatch[2].length === 2 ? \"20\" + normMatch[2] : normMatch[2];\n const seq = normMatch[3].padStart(6, \"0\");\n const epoAppNum = `${cc}.${yr}${seq}`;\n\n const token = await epoToken();\n if (!token) throw new Error(\"EPO token failed\");\n const headers = {\n \"Authorization\": `Bearer ${token}`,\n \"Accept\": \"application/json\",\n };\n\n const famResp = await fetch(\n `https://ops.epo.org/3.2/rest-services/family/application/docdb/${epoAppNum}`,\n { headers },\n );\n if (!famResp.ok) throw new Error(`EPO family: ${famResp.status}`);\n const famData = await famResp.json();\n\n const families = famData?.[\"ops:world-patent-data\"]?.[\"ops:patent-family\"]\n ?.[\"ops:family-member\"] ?? [];\n const famArr = Array.isArray(families) ? families : [families];\n\n let woDocId = \"\";\n let woNum = \"\";\n for (const member of famArr) {\n const pubs = Array.isArray(member[\"publication-reference\"])\n ? member[\"publication-reference\"]\n : [member[\"publication-reference\"]];\n for (const pub of pubs) {\n const doc = Array.isArray(pub[\"document-id\"])\n ? pub[\"document-id\"][0]\n : pub[\"document-id\"];\n const country = doc?.[\"country\"]?.[\"$\"]?.toUpperCase() ?? \"\";\n if (country === \"WO\") {\n const docNum = doc?.[\"doc-number\"]?.[\"$\"] ?? \"\";\n if (docNum) {\n woDocId = `WO.${docNum}`;\n const m2 = docNum.match(/^(\\d{4})(\\d+)$/);\n woNum = m2 ? `WO ${m2[1]}/${m2[2]}` : `WO ${docNum}`;\n break;\n }\n }\n }\n if (woDocId) break;\n }\n\n if (!woDocId) {\n return new Response(JSON.stringify({ inventors: [], wo: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n\n const biblioResp = await fetch(\n `https://ops.epo.org/3.2/rest-services/published-data/publication/docdb/${woDocId}/biblio`,\n { headers },\n );\n if (!biblioResp.ok) throw new Error(`EPO biblio: ${biblioResp.status}`);\n const biblioData = await biblioResp.json();\n\n const doc = biblioData?.[\"ops:world-patent-data\"]?.[\"exchange-documents\"]\n ?.[\"exchange-document\"];\n const docObj = Array.isArray(doc) ? doc[0] : doc;\n const invRaw = docObj?.[\"bibliographic-data\"]?.[\"parties\"]?.[\"inventors\"]\n ?.[\"inventor\"] ?? [];\n const invArr = Array.isArray(invRaw) ? invRaw : [invRaw];\n\n const inventors: string[] = [];\n for (const inv of invArr) {\n const nameData = inv?.[\"inventor-name\"]?.[\"name\"];\n const name = typeof nameData === \"object\" ? nameData?.[\"$\"] : nameData;\n if (name && !inventors.includes(name)) inventors.push(name);\n }\n\n return new Response(JSON.stringify({ inventors, wo: woNum }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(\n JSON.stringify({ inventors: [], wo: \"\", error: e.message }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ── EPO OPS — family inventors by publication number ─────────────────────\n if (url.pathname === \"/epo/family\") {\n const cc = url.searchParams.get(\"cc\") ?? \"\";\n const num = url.searchParams.get(\"num\") ?? \"\";\n if (!cc || !num) {\n return new Response(JSON.stringify({ inventors: [] }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const token = await epoToken();\n if (!token) throw new Error(\"EPO token failed\");\n const headers = {\n \"Authorization\": `Bearer ${token}`,\n \"Accept\": \"application/json\",\n };\n const n = num.replace(/[,\\s\\.]/g, \"\");\n const epodoc = `${cc.toUpperCase()}${n}`;\n\n let bestDocId = epodoc;\n const famResp = await fetch(\n `https://ops.epo.org/3.2/rest-services/family/publication/epodoc/${epodoc}`,\n { headers },\n );\n if (famResp.ok) {\n const famData = await famResp.json();\n const families =\n famData?.[\"ops:world-patent-data\"]?.[\"ops:patent-family\"]\n ?.[\"ops:family-member\"] ?? [];\n const famArr = Array.isArray(families) ? families : [families];\n outer: for (const member of famArr) {\n const pubs = Array.isArray(member[\"publication-reference\"])\n ? member[\"publication-reference\"]\n : [member[\"publication-reference\"]];\n for (const pub of pubs) {\n const doc = Array.isArray(pub[\"document-id\"])\n ? pub[\"document-id\"][0]\n : pub[\"document-id\"];\n const country = doc?.[\"country\"]?.[\"$\"]?.toUpperCase() ?? \"\";\n const docNum = doc?.[\"doc-number\"]?.[\"$\"] ?? \"\";\n if ((country === \"EP\" || country === \"WO\") && docNum) {\n bestDocId = `${country}.${docNum}`;\n break outer;\n }\n }\n }\n }\n\n const biblioResp = await fetch(\n `https://ops.epo.org/3.2/rest-services/published-data/publication/docdb/${bestDocId}/biblio`,\n { headers },\n );\n if (!biblioResp.ok) throw new Error(`EPO biblio: ${biblioResp.status}`);\n const biblioData = await biblioResp.json();\n const doc = biblioData?.[\"ops:world-patent-data\"]?.[\"exchange-documents\"]\n ?.[\"exchange-document\"];\n const docObj = Array.isArray(doc) ? doc[0] : doc;\n const invRaw = docObj?.[\"bibliographic-data\"]?.[\"parties\"]?.[\"inventors\"]\n ?.[\"inventor\"] ?? [];\n const invArr = Array.isArray(invRaw) ? invRaw : [invRaw];\n const inventors: string[] = [];\n for (const inv of invArr) {\n const nameData = inv?.[\"inventor-name\"]?.[\"name\"];\n const name = typeof nameData === \"object\" ? nameData?.[\"$\"] : nameData;\n if (name && !inventors.includes(name)) inventors.push(name);\n }\n return new Response(JSON.stringify({ inventors }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(JSON.stringify({ inventors: [], error: e.message }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n // ── EPO OPS — find US publication number from serial (fallback) ───────────\n if (url.pathname === \"/epo/uspub\") {\n const serial = url.searchParams.get(\"serial\") ?? \"\";\n if (!serial) {\n return new Response(JSON.stringify({ pub_num: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const token = await epoToken();\n if (!token) throw new Error(\"EPO token failed\");\n const n = serial.replace(/[,\\/\\s]/g, \"\");\n if (!/^\\d{7,8}$/.test(n)) throw new Error(\"Invalid serial format\");\n const headers = {\n \"Authorization\": `Bearer ${token}`,\n \"Accept\": \"application/json\",\n };\n const famResp = await fetch(\n `https://ops.epo.org/3.2/rest-services/family/application/docdb/US.${n}`,\n { headers },\n );\n if (!famResp.ok) throw new Error(`EPO family: ${famResp.status}`);\n const famData = await famResp.json();\n const families = famData?.[\"ops:world-patent-data\"]?.[\"ops:patent-family\"]\n ?.[\"ops:family-member\"] ?? [];\n const famArr = Array.isArray(families) ? families : [families];\n for (const member of famArr) {\n const pubs = Array.isArray(member[\"publication-reference\"])\n ? member[\"publication-reference\"]\n : [member[\"publication-reference\"]];\n for (const pub of pubs) {\n const doc = Array.isArray(pub[\"document-id\"])\n ? pub[\"document-id\"][0]\n : pub[\"document-id\"];\n const country = doc?.[\"country\"]?.[\"$\"]?.toUpperCase() ?? \"\";\n const docNum = doc?.[\"doc-number\"]?.[\"$\"] ?? \"\";\n const kind = doc?.[\"kind\"]?.[\"$\"] ?? \"\";\n if (country === \"US\" && docNum && [\"A1\", \"A2\", \"A9\"].includes(kind)) {\n return new Response(\n JSON.stringify({ pub_num: `US${docNum}${kind}` }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n }\n return new Response(JSON.stringify({ pub_num: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(JSON.stringify({ pub_num: \"\", error: e.message }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n // ── USPTO ODP — find pub number and inventors from serial ─────────────────\n if (url.pathname === \"/uspto/pubnum\") {\n const serial = url.searchParams.get(\"serial\") ?? \"\";\n if (!serial) {\n return new Response(JSON.stringify({ pub_num: \"\", inventors: [] }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const usptoKey = Deno.env.get(\"USPTO_KEY\") ?? \"\";\n const n = serial.replace(/[,\\/\\s]/g, \"\");\n if (!/^\\d{7,8}$/.test(n)) throw new Error(\"Invalid serial format\");\n\n const reqHeaders: Record = {\n \"Accept\": \"application/json\",\n };\n if (usptoKey) reqHeaders[\"x-api-key\"] = usptoKey;\n\n const r = await fetch(\n `https://api.uspto.gov/api/v1/patent/applications/search?q=applicationNumberText:${n}`,\n { headers: reqHeaders },\n );\n console.log(`USPTO ODP search ${n}: ${r.status}`);\n\n if (r.ok) {\n const data = await r.json();\n const bag = data?.patentFileWrapperDataBag ?? [];\n if (bag.length > 0) {\n const meta = bag[0]?.applicationMetaData ?? {};\n let pubNum = meta.earliestPublicationNumber ?? \"\";\n if (!pubNum) {\n const seqs = meta.publicationSequenceNumberBag ?? [];\n const dates = meta.publicationDateBag ?? [];\n if (seqs.length && dates.length) {\n const yr = dates[0].slice(0, 4);\n pubNum = `US${yr}${seqs[0].padStart(7, \"0\")}A1`;\n }\n }\n const invBag = meta.inventorBag ?? [];\n const inventors: string[] = invBag.map((inv: any) =>\n `${inv.firstName ?? \"\"} ${inv.lastName ?? \"\"}`.trim()\n ).filter(Boolean);\n return new Response(JSON.stringify({ pub_num: pubNum, inventors }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n }\n return new Response(JSON.stringify({ pub_num: \"\", inventors: [] }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(\n JSON.stringify({ pub_num: \"\", inventors: [], error: e.message }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ── Google Patents XHR search proxy ──────────────────────────────────────\n if (url.pathname === \"/gp/search\") {\n const query = url.searchParams.get(\"q\") ?? \"\";\n if (!query) {\n return new Response(JSON.stringify({ results: [], _source: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const encoded = encodeURIComponent(query);\n const xhrUrl =\n `https://patents.google.com/xhr/query?url=q%3D${encoded}&exp=&tags=`;\n const ua = \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36\";\n\n const r = await fetch(xhrUrl, { headers: { \"User-Agent\": ua } });\n console.log(`GP search \"${query.slice(0, 30)}\": ${r.status}`);\n\n if (r.ok) {\n const data = await r.json();\n const cluster = data?.results?.cluster ?? [];\n const results = (cluster[0]?.result ?? []).slice(0, 5).map((\n res: any,\n ) => ({\n pub_num: res?.patent?.publication_number ?? \"\",\n title: res?.patent?.title ?? \"\",\n inventor: res?.patent?.inventor ?? \"\",\n })).filter((r: any) => r.pub_num);\n return new Response(JSON.stringify({ results, _source: \"GP XHR\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n\n if (r.status === 403 || r.status === 503) {\n const scraperKey = Deno.env.get(\"SCRAPER_API_KEY\") ?? \"\";\n if (scraperKey) {\n console.log(`GP search ${r.status} — retrying via ScraperAPI`);\n const searchPage = `https://patents.google.com/?q=${encoded}`;\n const r2 = await fetch(\n `https://api.scraperapi.com?api_key=${scraperKey}&url=${\n encodeURIComponent(searchPage)\n }`,\n { headers: { \"User-Agent\": ua } },\n );\n if (r2.ok) {\n const pageHtml = await r2.text();\n const matches = [...pageHtml.matchAll(/data-result=\"([^\"]+)\"/g)];\n const results = matches.slice(0, 5).map((m) => ({\n pub_num: m[1],\n title: \"\",\n inventor: \"\",\n })).filter((r) => r.pub_num);\n return new Response(\n JSON.stringify({ results, _source: \"ScraperAPI\" }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n }\n\n console.log(`GP search ${r.status} — rate limited`);\n return new Response(JSON.stringify({ results: [], _source: \"failed\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(\n JSON.stringify({ results: [], _source: \"error\", error: e.message }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ── EPO OPS — title search → inventors ───────────────────────────────────\n if (url.pathname === \"/epo/search\") {\n const query = url.searchParams.get(\"q\") ?? \"\";\n const inventor = url.searchParams.get(\"inv\") ?? \"\";\n if (!query) {\n return new Response(JSON.stringify({ inventors: [], pub_num: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n }\n try {\n const token = await epoToken();\n if (!token) throw new Error(\"EPO token failed\");\n const headers = {\n \"Authorization\": `Bearer ${token}`,\n \"Accept\": \"application/json\",\n };\n\n let cql = `ti all \"${query.split(/\\s+/).slice(0, 4).join(\" \")}\"`;\n if (inventor) cql += ` AND in=${inventor}`;\n\n const searchResp = await fetch(\n `https://ops.epo.org/rest-services/published-data/search?q=${\n encodeURIComponent(cql)\n }`,\n {\n headers: {\n \"Authorization\": `Bearer ${token}`,\n \"Accept\": \"application/json\",\n \"X-OPS-Range\": \"1-5\",\n },\n },\n );\n console.log(\n `EPO title search \"${query.slice(0, 30)}\": ${searchResp.status}`,\n );\n if (!searchResp.ok) {\n const errText = await searchResp.text();\n console.log(`EPO search error: ${errText.slice(0, 300)}`);\n throw new Error(`EPO search: ${searchResp.status}`);\n }\n const searchData = await searchResp.json();\n\n const docs = searchData?.[\"ops:world-patent-data\"]?.[\"ops:biblio-search\"]\n ?.[\"ops:search-result\"]?.[\"ops:publication-reference\"] ?? [];\n const docsArr = Array.isArray(docs) ? docs : [docs];\n\n for (const doc of docsArr) {\n const docId = Array.isArray(doc[\"document-id\"])\n ? doc[\"document-id\"][0]\n : doc[\"document-id\"];\n const cc = docId?.[\"country\"]?.[\"$\"]?.toUpperCase() ?? \"\";\n const num = docId?.[\"doc-number\"]?.[\"$\"] ?? \"\";\n const kind = docId?.[\"kind\"]?.[\"$\"] ?? \"\";\n if (!num) continue;\n\n const epoNum = cc === \"US\" ? num.replace(/^20/, \"\") : num;\n const epodoc = `${cc}${epoNum}${kind}`;\n\n const biblioResp = await fetch(\n `https://ops.epo.org/3.2/rest-services/published-data/publication/epodoc/${epodoc}/biblio`,\n { headers },\n );\n if (!biblioResp.ok) continue;\n const biblioData = await biblioResp.json();\n\n const docB = biblioData?.[\"ops:world-patent-data\"]\n ?.[\"exchange-documents\"]?.[\"exchange-document\"];\n const docObj = Array.isArray(docB) ? docB[0] : docB;\n const invRaw =\n docObj?.[\"bibliographic-data\"]?.[\"parties\"]?.[\"inventors\"]\n ?.[\"inventor\"] ?? [];\n const invArr = Array.isArray(invRaw) ? invRaw : [invRaw];\n const inventors: string[] = [];\n for (const inv of invArr) {\n const nameData = inv?.[\"inventor-name\"]?.[\"name\"];\n const name = typeof nameData === \"object\"\n ? nameData?.[\"$\"]\n : nameData;\n if (name && !inventors.includes(name)) inventors.push(name);\n }\n if (inventors.length) {\n return new Response(\n JSON.stringify({ inventors, pub_num: `${cc}${num}${kind}` }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n return new Response(JSON.stringify({ inventors: [], pub_num: \"\" }), {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n });\n } catch (e: any) {\n return new Response(\n JSON.stringify({ inventors: [], pub_num: \"\", error: e.message }),\n {\n headers: { ...corsHeaders, \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ── Health check ──────────────────────────────────────────────────────────\n if (url.pathname === \"/health\") {\n const serpKey = Deno.env.get(\"SERPAPI_KEY\") ?? \"\";\n const epoKey = Deno.env.get(\"EPO_KEY\") ?? \"\";\n const usptoKey = Deno.env.get(\"USPTO_KEY\") ?? \"\";\n const scraperKey = Deno.env.get(\"SCRAPER_API_KEY\") ?? \"\";\n return new Response(\n JSON.stringify({\n status: \"ok\",\n key_configured: !!serpKey,\n epo_configured: !!epoKey,\n uspto_configured: !!usptoKey,\n scraper_configured: !!scraperKey,\n cache_ttl_days: CACHE_TTL_DAYS,\n }),\n { headers: { ...corsHeaders, \"Content-Type\": \"application/json\" } },\n );\n }\n\n // ── Proxy SerpApi (default) ───────────────────────────────────────────────\n const key = Deno.env.get(\"SERPAPI_KEY\") ?? \"\";\n const params = new URLSearchParams(url.searchParams);\n params.set(\"api_key\", key);\n\n const resp = await fetch(`https://serpapi.com/search.json?${params}`);\n const data = await resp.json();\n\n return new Response(JSON.stringify(data), {\n status: resp.status,\n headers: { ...corsHeaders, 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Code