[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10},"actionData","errors","root",{"_205":206,"_207":208},"routes/_app.x.$handle.$name",{"_11":12,"_13":14,"_15":16,"_18":19,"_17":-7,"_155":-5,"_20":156,"_22":157,"_158":159,"_160":161,"_25":162,"_24":-5,"_163":-5,"_164":-5,"_165":54,"_166":167,"_168":45,"_169":-5,"_170":-5,"_171":172},"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","christinebetts","name","xaa-mcp-rs3","branchName","main","version","path","","project",{"_34":101,"_13":14,"_46":102,"_103":-5,"_104":54,"_105":106,"_107":106,"_108":-5,"_109":-5,"_110":111,"_112":-5,"_113":54,"_114":-5,"_115":-5,"_116":48,"_117":118,"_119":-5,"_120":-5,"_121":-5,"_122":-5,"_123":124,"_125":124,"_126":127,"_128":127,"_129":127,"_130":124,"_131":124,"_132":133,"_134":135,"_136":137,"_138":54},"tree",[64,65],"file","contents",[32,33],"upstream","pull","ahead","behind","envVars",{"_34":57,"_13":58,"_37":59,"_39":-5,"_40":41,"_42":60,"_44":45,"_46":61,"_17":48,"_49":62,"_51":-5,"_53":54,"_55":-5,"_18":63},{"_34":35,"_13":36,"_37":38,"_39":-5,"_40":41,"_42":43,"_44":45,"_46":47,"_17":48,"_49":50,"_51":52,"_53":54,"_55":-5,"_18":56},"id","d3256abc-bd70-46a4-a220-03ea7981d4f4","http.ts","fileId","d261891c-7fa9-11f1-a657-1607ee4eb77e","parentId","branchId","38fb4df5-3f70-4381-b17c-c18f4d2fef48","branchVersion",4,"latest",true,"createdAt",["D",1784050278090],0,"fileType","http","content","import { createResourceServer } from \"./shared/mcp-rs.ts\";\nimport { URLS } from \"./shared/config.ts\";\n\n// Fake gmail. The point is the sub claim — prove that bob@tables.fake's\n// identity flowed Okta → as2 → here without a single consent screen.\n\nconst INBOX = [\n { id: \"m1\", from: \"aaron@okta.com\", subject: \"XAA beta access enabled for integrator-7089468\", snippet: \"Your tenant now supports token-exchange → id-jag. Try the Cross-App Access panel under Security.\" },\n { id: \"m2\", from: \"noreply@val.town\", subject: \"xaa-mcp-as2 deployed\", snippet: \"https://xaa-mcp-as2.val.run is live\" },\n { id: \"m3\", from: \"you@example.com\", subject: \"reminder: record demo before Apr 3\", snippet: \"todos → cal → gmail, zero clicks after the first Okta login\" },\n];\n\nconst app = createResourceServer({\n name: \"xaa-mcp-rs2\",\n selfUrl: URLS.rs2,\n asUrls: [URLS.as2],\n scopes: [\"gmail.read\", \"offline_access\"],\n port: 3004,\n tools: [\n {\n name: \"list_messages\",\n description: \"List inbox messages. Returns id + from + subject.\",\n inputSchema: { type: \"object\", properties: {} },\n handler: (_args, claims) => ({\n content: [{\n type: \"text\",\n text: `Inbox for ${claims?.sub}:\\n` +\n INBOX.map((m) => ` [${m.id}] ${m.from} — ${m.subject}`).join(\"\\n\"),\n }],\n }),\n },\n {\n name: \"get_message\",\n description: \"Get one message by id.\",\n inputSchema: { type: \"object\", properties: { id: { type: \"string\" } }, required: [\"id\"] },\n handler: ({ id }) => {\n const m = INBOX.find((x) => x.id === id);\n return { content: [{ type: \"text\", text: m ? `From: ${m.from}\\nSubject: ${m.subject}\\n\\n${m.snippet}` : `No message ${id}` }] };\n },\n },\n ],\n});\n\nexport default app.fetch;\nif (import.meta.main) Deno.serve({ port: 3004 }, app.fetch);\n","deleted",false,"label",[36],"3612bf55-625e-491b-adc8-2133408421d5","shared","9a4f1488-93b0-4025-9b21-962c9e5397b6",1,["D",1784050276768],"directory",[58],{"_34":57,"_13":58,"_37":59,"_39":-5,"_40":41,"_42":60,"_44":45,"_46":70,"_17":48,"_49":62,"_51":-5,"_53":54,"_55":-5,"_67":71,"_18":72},{"_34":35,"_13":36,"_37":38,"_39":-5,"_40":41,"_42":43,"_44":45,"_46":66,"_17":48,"_49":50,"_51":52,"_53":54,"_55":-5,"_67":68,"_18":69},["D",1784050278090],"children",[],[36],["D",1784050276768],[73,74,75],[58],{"_34":93,"_13":94,"_37":95,"_39":59,"_40":41,"_42":96,"_44":45,"_46":97,"_17":60,"_49":81,"_51":98,"_53":54,"_55":-5,"_67":99,"_18":100},{"_34":85,"_13":86,"_37":87,"_39":59,"_40":41,"_42":88,"_44":45,"_46":89,"_17":48,"_49":81,"_51":90,"_53":54,"_55":-5,"_67":91,"_18":92},{"_34":76,"_13":77,"_37":78,"_39":59,"_40":41,"_42":79,"_44":45,"_46":80,"_17":48,"_49":81,"_51":82,"_53":54,"_55":-5,"_67":83,"_18":84},"77e1e572-d4a7-4b00-9495-d7a361bc196c","mcp-rs.ts","d1fcae66-7fa9-11f1-a634-1607ee4eb77e",3,["D",1784050277392],"script","/**\n * Shared MCP resource-server scaffolding. A tiny Hono app with:\n * - RFC 9728 PRM at /.well-known/oauth-protected-resource/mcp\n * - /mcp gated by AS-issued JWT bearer (aud-bound to this resource)\n * - stateless JSON-RPC dispatch (initialize, tools/list, tools/call)\n *\n * Skips the SDK transport + fetch-to-node — see rs/rs.ts history for why.\n */\n\nimport { Hono } from \"npm:hono@3\";\nimport type { Context } from \"npm:hono@3\";\nimport { cors } from \"npm:hono@3/cors\";\nimport * as jose from \"npm:jose@5\";\nimport { URLS, OKTA_ISSUER } from \"./config.ts\";\nimport { indexPage } from \"./html.ts\";\n\nexport interface Tool {\n name: string;\n description: string;\n inputSchema: Record;\n handler: (args: Record, claims?: jose.JWTPayload) => { content: { type: \"text\"; text: string }[] };\n}\n\nexport function createResourceServer(opts: {\n name: string;\n selfUrl: string; // e.g. URLS.rs or URLS.cal — origin only, we add /mcp\n asUrls?: string[]; // ASes whose JWKS gate /mcp; all advertised in PRM (toolbox picks [0])\n scopes?: string[]; // advertised as scopes_supported in the PRM\n tools: Tool[];\n port: number;\n}): Hono {\n const resource = `${opts.selfUrl}/mcp`;\n const asUrls = opts.asUrls ?? [URLS.as];\n const jwksByIss = new Map(asUrls.map((u) => [u, jose.createRemoteJWKSet(new URL(`${u}/.well-known/jwks.json`))]));\n const prmPath = \"/.well-known/oauth-protected-resource/mcp\";\n\n const app = new Hono();\n app.use(\"*\", cors({\n origin: \"*\",\n allowMethods: [\"GET\", \"POST\", \"OPTIONS\"],\n allowHeaders: [\"Content-Type\", \"Authorization\", \"mcp-protocol-version\"],\n exposeHeaders: [\"WWW-Authenticate\"],\n }));\n\n app.get(prmPath, (c) =>\n c.json({ resource, authorization_servers: asUrls, ...(opts.scopes ? { scopes_supported: opts.scopes } : {}) }));\n\n // Tenant-flavored PRM (RFC 9728 path-suffix form). The AS URLs carry the\n // tenant as a path segment (Atlassian-style tenanted issuer) so we can\n // observe which well-known construction a client derives from it.\n app.get(`${prmPath}/:tenant`, (c) => {\n const tenant = c.req.param(\"tenant\");\n return c.json({\n resource: `${resource}/${tenant}`,\n authorization_servers: asUrls.map((u) => `${u}/${tenant}`),\n ...(opts.scopes ? { scopes_supported: opts.scopes } : {}),\n });\n });\n\n const handleMcp = async (c: Context, tenant?: string) => {\n const prm = tenant ? `${prmPath}/${tenant}` : prmPath;\n const authz = c.req.header(\"Authorization\");\n const unauthorized = (msg: string) =>\n c.json(\n { jsonrpc: \"2.0\", error: { code: -32001, message: msg }, id: null },\n 401,\n { \"WWW-Authenticate\": `Bearer resource_metadata=\"${opts.selfUrl}${prm}\"` },\n );\n\n if (!authz?.startsWith(\"Bearer \")) return unauthorized(\"Authentication required\");\n\n const token = authz.slice(7);\n let tokenClaims: jose.JWTPayload;\n try {\n const peek = jose.decodeJwt(token);\n if (peek.iss === OKTA_ISSUER) {\n // ID-JAG from Okta — iss check only, sig verification TODO\n tokenClaims = peek;\n } else {\n const jwks = peek.iss ? jwksByIss.get(peek.iss) : undefined;\n if (!jwks) throw new Error(`untrusted issuer ${peek.iss}`);\n // Tenant paths accept the base /mcp aud too — this demo tests\n // discovery-URL fidelity, not aud strictness.\n const { payload } = await jose.jwtVerify(token, jwks, {\n issuer: peek.iss,\n audience: tenant ? [resource, `${resource}/${tenant}`] : resource,\n });\n tokenClaims = payload;\n }\n } catch (e) {\n return unauthorized(`Invalid token: ${e instanceof Error ? e.message : e}`);\n }\n\n const msg = await c.req.json();\n if (msg.id === undefined) return c.body(null, 202); // notification\n\n try {\n return c.json({ jsonrpc: \"2.0\", id: msg.id, result: dispatch(msg, opts, tokenClaims) });\n } catch (err) {\n const error = (err && typeof err === \"object\" && \"code\" in err)\n ? err\n : { code: -32603, message: String(err) };\n return c.json({ jsonrpc: \"2.0\", id: msg.id, error });\n }\n };\n\n app.post(\"/mcp\", (c) => handleMcp(c));\n app.post(\"/mcp/:tenant\", (c) => handleMcp(c, c.req.param(\"tenant\")));\n\n app.get(\"/\", (c) =>\n c.html(indexPage({\n role: \"RS\",\n name: opts.name,\n endpoints: [\n { method: \"GET\", path: prmPath },\n { method: \"POST\", path: \"/mcp\", note: `bearer-gated; tools: ${opts.tools.map((t) => t.name).join(\", \")}` },\n ],\n })));\n\n app.onError((err) => { throw err; });\n return app;\n}\n\nfunction dispatch(msg: { method: string; params?: any }, opts: { name: string; tools: Tool[] }, claims?: jose.JWTPayload): unknown {\n switch (msg.method) {\n case \"initialize\":\n return {\n protocolVersion: msg.params?.protocolVersion ?? \"2025-06-18\",\n serverInfo: { name: opts.name, version: \"1.0.0\" },\n capabilities: { tools: { listChanged: false } },\n };\n case \"tools/list\":\n return { tools: opts.tools.map(({ name, description, inputSchema }) => ({ name, description, inputSchema })) };\n case \"tools/call\": {\n const { name, arguments: args } = msg.params ?? {};\n const tool = opts.tools.find((t) => t.name === name);\n if (!tool) throw { code: -32602, message: `Unknown tool: ${name}` };\n return tool.handler(args ?? {}, claims);\n }\n default:\n throw { code: -32601, message: `Method not found: ${msg.method}` };\n }\n}\n",[],[58,77],"1ac58fc8-a61c-41ae-8da3-e6025b5e9185","html.ts","d1be2088-7fa9-11f1-b89a-1607ee4eb77e",2,["D",1784050277016],"/** Shared index-page template for all three vals. */\n\nexport function indexPage(opts: {\n role: \"IdP\" | \"AS\" | \"RS\";\n name: string;\n endpoints: { method: string; path: string; note?: string }[];\n}): string {\n const colors = {\n IdP: { bg: \"#fef3c7\", accent: \"#f59e0b\" },\n AS: { bg: \"#dbeafe\", accent: \"#3b82f6\" },\n RS: { bg: \"#d1fae5\", accent: \"#10b981\" },\n }[opts.role];\n\n const rows = opts.endpoints\n .map((e) => {\n const label = `${e.method} ${e.path}`;\n const link = e.method === \"GET\" ? `${label}` : label;\n return `

${link}${e.note ? ` — ${e.note}` : \"\"}

`;\n })\n .join(\"\\n\");\n\n return `\n${opts.name}

${opts.role}

${opts.name}

\n${rows}\n

`;\n}\n",[],[58,86],"cf74fe76-40d1-4184-9436-66fbb9b9460e","config.ts","d19982f0-7fa9-11f1-a599-1607ee4eb77e",5,["D",1784050278486],"/**\n * Wiring for the XAA demo stack. Client creds are NOT hardcoded — they\n * come from /register (see register.ts). The IdP and AS issue distinct\n * client_ids because each bakes its own issuer into the HMAC input.\n */\n\nexport const OKTA_ISSUER = \"https://integrator-7089468.okta.com\";\n\nexport const DEMO_USER = {\n sub: \"demo@example.com\",\n email: \"demo@example.com\",\n name: \"Demo User\",\n};\n\n// \"Am I on val.town?\" — esm.town serves deployed code\nexport const ON_VALTOWN = import.meta.url.startsWith(\"https://esm.town\");\n\nexport const URLS = ON_VALTOWN\n ? {\n idp: \"https://xaa-mcp-idp.val.run\",\n as: \"https://xaa-mcp-as.val.run\",\n rs: \"https://xaa-mcp-rs.val.run\",\n cal: \"https://xaa-mcp-cal.val.run\",\n as2: \"https://christinebetts--019ef6da11c372fc9887e43d7c03a238.web.val.run\",\n rs2: \"https://christinebetts--d261891c7fa911f1a6571607ee4eb77e.web.val.run\",\n }\n : {\n idp: \"http://localhost:3001\",\n as: \"http://localhost:3002\",\n rs: \"http://localhost:3000\",\n cal: \"http://localhost:3003\",\n as2: \"http://localhost:3005\",\n rs2: 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Betts","avatar","https://lh3.googleusercontent.com/a/ACg8ocIsz0U1bHCmvlQEmeKXflr2miVEnnjnL8WrdVAhJl2SLhAg7Cs=s96-c","tier","free","canRestrictVals","profileImageUrl","adoptOrgId",{"_34":101,"_13":14,"_46":201,"_103":-5,"_104":54,"_105":106,"_107":106,"_108":-5,"_109":-5,"_110":111,"_112":-5,"_113":54,"_114":-5,"_115":-5,"_116":48,"_117":118,"_119":-5,"_120":-5,"_121":-5,"_122":-5,"_123":124,"_125":124,"_126":127,"_128":127,"_129":127,"_130":124,"_131":124,"_132":202,"_134":203,"_136":204,"_138":54},[186,190],"files",[186,187,188,189,190],"counts",{"_177":48,"_178":60,"_179":48,"_31":180,"_181":182},[173,174],"upstreamProject","upstreamBranch","emptyEnvVars","flags",[],"hasHttpFiles","grants","orgs","customDomains",{},{"_34":57,"_13":58,"_37":59,"_39":-5,"_40":41,"_42":60,"_44":45,"_46":61,"_17":48,"_49":62,"_51":-5,"_53":54,"_55":-5,"_18":176},{"_34":35,"_13":36,"_37":38,"_39":-5,"_40":41,"_42":43,"_44":45,"_46":47,"_17":48,"_49":50,"_51":52,"_53":54,"_55":-5,"_18":175},[36],[58],"pulls","branches","forks",{"_183":48,"_185":48},"connections",{"_183":48,"_184":48},"count","unfilledCount","emptyCount",{"_34":57,"_13":58,"_37":59,"_39":-5,"_40":41,"_42":60,"_44":45,"_46":70,"_17":48,"_49":62,"_51":-5,"_53":54,"_55":-5,"_67":199,"_18":200},{"_34":93,"_13":94,"_37":95,"_39":59,"_40":41,"_42":96,"_44":45,"_46":97,"_17":60,"_49":81,"_51":98,"_53":54,"_55":-5,"_67":197,"_18":198},{"_34":85,"_13":86,"_37":87,"_39":59,"_40":41,"_42":88,"_44":45,"_46":89,"_17":48,"_49":81,"_51":90,"_53":54,"_55":-5,"_67":195,"_18":196},{"_34":76,"_13":77,"_37":78,"_39":59,"_40":41,"_42":79,"_44":45,"_46":80,"_17":48,"_49":81,"_51":82,"_53":54,"_55":-5,"_67":193,"_18":194},{"_34":35,"_13":36,"_37":38,"_39":-5,"_40":41,"_42":43,"_44":45,"_46":66,"_17":48,"_49":50,"_51":52,"_53":54,"_55":-5,"_67":191,"_18":192},[],[36],[],[58,77],[],[58,86],[],[58,94],[187,188,189],[58],["D",1784050276289],{"_11":12,"_154":150},{"_11":12,"_147":148,"_149":150,"_110":111,"_151":152,"_153":54},{"_17":96,"_13":16,"_34":41,"_139":101,"_140":-5,"_141":-5,"_142":-5,"_143":-5,"_144":-5,"_145":14,"_146":12},"ctx",{"_132":-5,"_170":238,"_239":240,"_241":242,"_243":54,"_244":54,"_245":54,"_246":45,"_247":-5,"_248":-7,"_249":-7,"_250":48,"_251":54,"_252":54,"_253":-5,"_254":54,"_255":54,"_256":54,"_257":-5},"ENV",{"_209":210,"_211":212,"_213":16,"_214":215,"_216":217,"_218":219,"_220":221,"_222":223,"_224":225,"_226":227,"_228":229,"_230":231,"_232":233,"_234":235,"_236":237},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","71c1b20804b3232a7e513be260cfffc1932a9e97","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"]

Code