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A chat without a"," * What a chat's work changed: its lane's commits since it forked from the lane's base, as a pull"," * uncommitted and untracked files. A chat without a lane shows the checkout against HEAD."," * What a chat's work changed: its lane's commits since it branched from the project's HEAD, plus","/**","","};","oid","312e81e","mode","100644","2aceee0","packages/channel/src/lanes.ts",{"_81":512,"_83":84},{"_81":511,"_83":84},135,16,[92,93,94,95,96,97],{"_47":500,"_49":41,"_51":500,"_52":501,"_54":502},{"_47":50,"_49":232,"_51":53,"_52":447,"_54":448},{"_47":290,"_49":291,"_51":292,"_52":293,"_54":294},{"_47":270,"_49":271,"_51":272,"_52":271,"_54":273},{"_47":229,"_49":230,"_51":231,"_52":232,"_54":233},{"_47":98,"_49":99,"_51":100,"_52":101,"_54":102},59,28,151,55,[103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167],{"_67":68,"_69":228},{"_67":68,"_69":227},{"_67":68,"_69":226},{"_67":42,"_69":225},{"_67":40,"_69":224},{"_67":40,"_69":223},{"_67":40,"_69":222},{"_67":40,"_69":221},{"_67":40,"_69":220},{"_67":40,"_69":219},{"_67":40,"_69":218},{"_67":40,"_69":217},{"_67":40,"_69":216},{"_67":40,"_69":215},{"_67":40,"_69":214},{"_67":40,"_69":213},{"_67":40,"_69":212},{"_67":40,"_69":211},{"_67":40,"_69":202},{"_67":40,"_69":201},{"_67":40,"_69":196},{"_67":40,"_69":210},{"_67":40,"_69":209},{"_67":68,"_69":208},{"_67":68,"_69":207},{"_67":42,"_69":206},{"_67":40,"_69":205},{"_67":40,"_69":204},{"_67":40,"_69":203},{"_67":68,"_69":202},{"_67":68,"_69":201},{"_67":68,"_69":196},{"_67":42,"_69":200},{"_67":42,"_69":199},{"_67":42,"_69":198},{"_67":42,"_69":197},{"_67":42,"_69":196},{"_67":42,"_69":195},{"_67":40,"_69":194},{"_67":40,"_69":193},{"_67":40,"_69":192},{"_67":68,"_69":191},{"_67":42,"_69":190},{"_67":40,"_69":189},{"_67":40,"_69":188},{"_67":40,"_69":187},{"_67":40,"_69":186},{"_67":40,"_69":185},{"_67":40,"_69":184},{"_67":40,"_69":183},{"_67":40,"_69":182},{"_67":68,"_69":181},{"_67":40,"_69":180},{"_67":68,"_69":179},{"_67":68,"_69":178},{"_67":40,"_69":177},{"_67":40,"_69":176},{"_67":68,"_69":175},{"_67":68,"_69":174},{"_67":68,"_69":173},{"_67":42,"_69":172},{"_67":40,"_69":171},{"_67":68,"_69":170},{"_67":68,"_69":169},{"_67":68,"_69":168},"\t\t\t\t},","\t\t\t\t\t};","\t\t\t\t\t\t}],","\t\t\t\t\t\t\ttext: `${verb} lane ${name} on branch ${branch}${from} at ${path}${against}`,","\t\t\t\t\t\t\ttext: `${verb} lane ${name} on branch ${place.name}/${name} at ${path}`,","\t\t\t\t\t\t\ttype: \"text\",","\t\t\t\t\t\tcontent: [{","\t\t\t\t\treturn {","\t\t\t\t\tconst against = target ? `; its Diff compares against ${target}` : \"\";","\t\t\t\t\tconst from = exists.value ? \"\" : ` from ${selection!.commit.slice(0, 12)}`;","\t\t\t\t\tconst verb = exists.value ? \"Switched to\" : \"Started\";","\t\t\t\t\t}, context);","\t\t\t\t\t\treturn target;","\t\t\t\t\t\tawait configure(tx, api.conversationId, { cwd: path });","\t\t\t\t\t\t};","\t\t\t\t\t\t\t...(target ? { base: target } : {}),","\t\t\t\t\t\t\tpath,","\t\t\t\t\t\t\tchat: api.conversationId,","\t\t\t\t\t\tdoc.lanes[name] = {","\t\t\t\t\t\tconst target = selection?.base || current?.base;","\t\t\t\t\t\tawait guard(current?.chat, api.conversationId, (chat) => tx.doc(LiveDoc, chat), name);","\t\t\t\t\t\tconst current = doc.lanes[name];","\t\t\t\t\t\tdoc.lanes[name] = { chat: api.conversationId, path };","\t\t\t\t\t\tconst doc = await tx.doc(LanesDoc);","\t\t\t\t\tconst target = await api.commit(async (tx) => {","\t\t\t\t\t// where it is claimed, and the lane keeps the base committed by then.","\t\t\t\t\t// Another chat can take the lane while this call fetches, so ownership is checked again","\t\t\t\t\tawait api.commit(async (tx) => {","\t\t\t\t\t}","\t\t\t\t\t\tif (live?.run) throw new Error(`Lane ${name} is in use by another busy chat`);","\t\t\t\t\t\tconst live = await api.snapshot(LiveDoc, writer, context);","\t\t\t\t\tif (writer && writer !== api.conversationId) {","\t\t\t\t\tconst writer = (await api.snapshot(LanesDoc, context))?.lanes[name]?.chat;","\t\t\t\t\t\t);","\t\t\t\t\t\t\tcontext,","\t\t\t\t\t\t\t}`,","\t\t\t\t\t\t\t\tselection!.commit","\t\t\t\t\t\t\t`-C ${quote(place.project)} worktree add --no-track -b ${branch} ${quote(path)} ${","\t\t\t\t\t\t\t`-C ${quote(place.project)} worktree add -b ${place.name}/${name} ${quote(path)}`,","\t\t\t\t\t\t\tenv,","\t\t\t\t\t\tawait git(","\t\t\t\t\tif (!exists.value) {","\t\t\t\t\tconst branch = `${place.name}/${name}`;","\t\t\t\t\t\t\tawait select(env, place.project, base, context),","\t\t\t\t\t\t\t\"selection\",","\t\t\t\t\t\tselection = await api.memo(","\t\t\t\t\tif (!selection && (base || !exists.value)) {","\t\t\t\t\tlet selection = await api.memo(\"selection\", context);","\t\t\t\t\t// it even if the base has since moved.","\t\t\t\t\t// The selection is durable before the worktree exists, so a rerun after a crash keeps","\t\t\t\t\t);","\t\t\t\t\t\tname,","\t\t\t\t\t\t(chat) => api.snapshot(LiveDoc, chat, context),","\t\t\t\t\t\tapi.conversationId,","\t\t\t\t\t\towner,","\t\t\t\t\tawait guard(","\t\t\t\t\tconst owner = (await api.snapshot(LanesDoc, context))?.lanes[name]?.chat;","\t\t\t\t\tif (action === \"start\" && !exists.value) {","\t\t\t\t\tif (action === \"switch\" && !exists.value) throw new Error(`No lane named ${name}`);","\t\t\t\t\tif (!exists.ok) throw exists.error;","\t\t\t\t\tconst exists = await env.exists(path, context);",41,11,127,17,[234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252],{"_67":68,"_69":269},{"_67":68,"_69":264},{"_67":68,"_69":263},{"_67":40,"_69":268},{"_67":40,"_69":267},{"_67":40,"_69":266},{"_67":40,"_69":265},{"_67":40,"_69":264},{"_67":40,"_69":263},{"_67":68,"_69":262},{"_67":42,"_69":261},{"_67":40,"_69":260},{"_67":68,"_69":259},{"_67":68,"_69":258},{"_67":42,"_69":257},{"_67":40,"_69":256},{"_67":68,"_69":255},{"_67":68,"_69":254},{"_67":68,"_69":253},"\t\t\t\t\t\tconst state = await api.snapshot(LanesDoc, context);","\t\t\t\t\tif (action === \"list\") {","\t\t\t\t\tconst env = api.env!;","\t\t\t\texecute: async ({ action, name, base }, api, context) => {","\t\t\t\texecute: async ({ action, name }, api, context) => {","\t\t\t\texecutionMode: \"sequential\",","\t\t\t\treplay: \"safe\",","\t\t\t\t// A rerun reuses its memoized base and finds the worktree it created.","\t\t\t\t// Starting is idempotent: a rerun finds the worktree it created.","\t\t\t\t}),","\t\t\t\t\t),","\t\t\t\t\t\t}),","\t\t\t\t\t\t\t\t\"Branch, tag, or commit to start from or compare against, such as HEAD, release, or origin/release\",","\t\t\t\t\t\t\tdescription:","\t\t\t\t\t\tType.String({","\t\t\t\t\tbase: Type.Optional(","\t\t\t\t\t\t\tdescription: \"Lowercase kebab-case name for the work, such as implement-auth\",",33,7,119,[274,275,276,277,278,279,280,281],{"_67":68,"_69":289},{"_67":68,"_69":288},{"_67":68,"_69":287},{"_67":42,"_69":286},{"_67":40,"_69":285},{"_67":68,"_69":284},{"_67":68,"_69":283},{"_67":68,"_69":282},"\t\t\t\t\tname: Type.Optional(","\t\t\t\t\taction: Type.Union([Type.Literal(\"start\"), Type.Literal(\"switch\"), Type.Literal(\"list\")]),","\t\t\t\tparameters: Type.Object({","\t\t\t\t\t\"Start a lane (an isolated Git worktree and branch) for a new unit of work, switch to an existing lane, or list lanes. A new lane starts from origin's default branch, fetched first, unless base names a branch, tag, or commit; a remote branch such as origin/release is fetched first. The lane's Diff compares against that base. Passing base for an existing lane only changes what its Diff compares against; it never moves the worktree. Starting or switching makes the lane your working directory.\",","\t\t\t\t\t\"Start a lane (an isolated Git worktree and branch from the project's current HEAD) for a new unit of work, switch to an existing lane, or list lanes. Starting or switching makes the lane your working directory.\",","\t\t\t\tdescription:","\t\t\t\tname: \"lane\",","\t\t\tdefineTool({",26,6,35,83,[295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,341,342,343,344,345,346,347,348,349,350,351,352,353,354,355,356,357,358,359,360,361,362,363,364,365,366,367,368,369,370,371,372,373,374,375,376,377],{"_67":68,"_69":446},{"_67":68,"_69":445},{"_67":68,"_69":79},{"_67":40,"_69":444},{"_67":40,"_69":443},{"_67":40,"_69":79},{"_67":40,"_69":442},{"_67":40,"_69":441},{"_67":40,"_69":79},{"_67":40,"_69":440},{"_67":40,"_69":439},{"_67":40,"_69":438},{"_67":40,"_69":437},{"_67":40,"_69":436},{"_67":40,"_69":414},{"_67":40,"_69":435},{"_67":40,"_69":434},{"_67":40,"_69":433},{"_67":40,"_69":425},{"_67":40,"_69":432},{"_67":40,"_69":431},{"_67":40,"_69":430},{"_67":40,"_69":381},{"_67":40,"_69":79},{"_67":40,"_69":429},{"_67":40,"_69":428},{"_67":40,"_69":427},{"_67":40,"_69":426},{"_67":40,"_69":425},{"_67":40,"_69":424},{"_67":40,"_69":423},{"_67":40,"_69":422},{"_67":40,"_69":381},{"_67":40,"_69":79},{"_67":40,"_69":78},{"_67":40,"_69":421},{"_67":40,"_69":420},{"_67":40,"_69":72},{"_67":40,"_69":419},{"_67":40,"_69":418},{"_67":40,"_69":417},{"_67":40,"_69":416},{"_67":40,"_69":415},{"_67":40,"_69":414},{"_67":40,"_69":413},{"_67":40,"_69":412},{"_67":40,"_69":411},{"_67":40,"_69":410},{"_67":40,"_69":409},{"_67":40,"_69":408},{"_67":40,"_69":407},{"_67":40,"_69":406},{"_67":40,"_69":405},{"_67":40,"_69":404},{"_67":40,"_69":403},{"_67":40,"_69":402},{"_67":40,"_69":401},{"_67":40,"_69":400},{"_67":40,"_69":399},{"_67":40,"_69":398},{"_67":40,"_69":397},{"_67":40,"_69":396},{"_67":40,"_69":395},{"_67":40,"_69":394},{"_67":40,"_69":393},{"_67":40,"_69":392},{"_67":40,"_69":391},{"_67":40,"_69":381},{"_67":40,"_69":79},{"_67":40,"_69":390},{"_67":40,"_69":389},{"_67":40,"_69":388},{"_67":40,"_69":387},{"_67":40,"_69":386},{"_67":40,"_69":385},{"_67":40,"_69":384},{"_67":40,"_69":383},{"_67":40,"_69":382},{"_67":40,"_69":381},{"_67":40,"_69":79},{"_67":68,"_69":380},{"_67":68,"_69":379},{"_67":68,"_69":378},"\t\tname: \"ace-lanes\",","\treturn defineExtension({","export function lanes(place: Place): Extension {","}","\tif ((await live(owner))?.run) throw new Error(`Lane ${name} is in use by another busy chat`);","\tif (!owner || owner === chat) return;",") {","\tname: string,","\tlive: (owner: ConversationId) => Promise<{ run?: unknown } | undefined>,","\tchat: ConversationId,","\towner: ConversationId | undefined,","async function guard(","/** Only the chat that last took a lane may write to it while that chat is busy. */","\treturn { base: /^refs\\/(heads|tags|remotes)\\//.test(full) ? full : commit, commit };","\tconst commit = await resolve(\"--quiet\", `${requested}^{commit}`);","\tconst full = await resolve(\"--symbolic-full-name\", requested);","\t\t);","\t\t\t},","\t\t\t\tthrow new Error(`No branch, tag, or commit named ${requested}`);","\t\t\t() => {","\t\t\t(output) => output.trim(),","\t\trun(`rev-parse --verify ${option} --end-of-options ${quote(revision)} 2>/dev/null`).then(","\tconst resolve = (option: string, revision: string) =>","\t// Output is parsed, so warnings such as an ambiguous name stay out of it.","\tif (isBranch) return fetched(run, remote!, branch);","\t\t&& await run(`check-ref-format ${quote(`refs/heads/${branch}`)}`).then(() => true, () => false);","\tconst isBranch = branch","\t// An expression such as origin/main~2 is resolved locally like any other commit.","\tif (branch === \"HEAD\") return advertised(run, remote!);","\tconst branch = remote && ref.slice(remote.length + 1);","\t\t.sort((a, b) => b.length - a.length)[0];","\t\t.filter((name) => name && ref.startsWith(`${name}/`))","\tconst remote = (await run(\"remote\")).split(\"\\n\")","\tconst ref = requested.replace(/^refs\\/remotes\\//, \"\");","\tif (!requested) return advertised(run, \"origin\");","\tconst run = (args: string) => git(env, `-C ${quote(project)} ${args}`, context);","): Promise {","\tcontext: Context,","\trequested: string | undefined,","\tproject: string,","\tenv: ExecutionEnv,","async function select("," * default branch, which a stale or missing local origin/HEAD can't be trusted to name."," * Resolves a requested base in the project. Without one, a lane starts from origin's advertised","\treturn fetched(run, remote, branch);","\tif (!branch) throw new Error(`${remote} advertises no default branch.\\n${HINT}`);","\tconst branch = /^ref: refs\\/heads\\/(\\S+)\\tHEAD$/m.exec(output)?.[1];","\t});","\t\tthrow new Error(`Could not read ${remote}'s default branch: ${error.message}\\n${HINT}`);","\tconst output = await run(`ls-remote --symref ${quote(remote)} HEAD`).catch((error) => {","async function advertised(run: (args: string) => Promise, remote: string) {","/** A remote's HEAD names its default branch as the remote advertises it now. */","\treturn { base, commit };","\t\t.trim();","\tconst commit = (await run(`rev-parse --verify --end-of-options ${quote(`${base}^{commit}`)}`))","\t\tthrow new Error(`Could not fetch ${remote}/${branch}: ${error.message}\\n${HINT}`);","\tawait run(`fetch ${quote(remote)} ${quote(`+refs/heads/${branch}:${base}`)}`).catch((error) => {","\tconst base = `refs/remotes/${remote}/${branch}`;","\tbranch: string,","\tremote: string,","\trun: (args: string) => Promise,","async function fetched(","/** Fetches one remote branch to its remote-tracking ref, which then becomes the base. */","\t'Pass base to use a local branch, tag, or commit instead, such as \"HEAD\" for the project\\'s current commit.';","const HINT =","type Selection = { base: string; commit: string };","/** A lane's base and the commit a new worktree starts from. */","export type Place = { name: string; project: string; lanes: string };","/** The initial channel name remains the lane prefix after a rename. */",25,[449,450,451,452,453,454,455,456,457,458,459,460,461,462,463,464,465,466,467,468,469,470,471,472,473,474,475,476],{"_67":68,"_69":499},{"_67":68,"_69":498},{"_67":68,"_69":497},{"_67":40,"_69":496},{"_67":68,"_69":79},{"_67":68,"_69":495},{"_67":68,"_69":79},{"_67":42,"_69":494},{"_67":40,"_69":78},{"_67":40,"_69":493},{"_67":40,"_69":492},{"_67":40,"_69":491},{"_67":40,"_69":72},{"_67":68,"_69":490},{"_67":42,"_69":489},{"_67":40,"_69":488},{"_67":68,"_69":487},{"_67":68,"_69":486},{"_67":42,"_69":485},{"_67":40,"_69":484},{"_67":68,"_69":483},{"_67":68,"_69":482},{"_67":40,"_69":481},{"_67":40,"_69":480},{"_67":40,"_69":479},{"_67":68,"_69":478},{"_67":68,"_69":79},{"_67":68,"_69":477},"const NAME = /^[a-z0-9][a-z0-9-]{0,62}$/;","});","\t}),","\t\tlanes: value.lanes as Record,","\tmigrate: (value) => ({","\tinitial: () => ({ lanes: {} }),","\tscope: \"session\",","\tversion: 2,","\tversion: 1,","\tkind: \"ace.lanes\",",">({","\t{ lanes: Record }","\t{ lanes: Record }","export const LanesDoc = defineDoc<"," * Version 1 lanes have no base."," * base its Diff compares against: a full ref name, or a commit when the base named no ref."," * Which chat last took each lane, which only that chat may write to while it is busy, and the","/** Which chat last took each lane. Only that chat may write to it while it is busy. */","import { git, quote } from \"./git\";","import type { ExecutionEnv } from \"@earendil-works/pi-durable/env\";","} from \"@earendil-works/pi-durable\";","\tLiveDoc,","\ttype Extension,",1,4,[503,504,505,506],{"_67":40,"_69":510},{"_67":68,"_69":509},{"_67":68,"_69":508},{"_67":68,"_69":507},"\tconfigure,","import {","import { Type } from \"@earendil-works/pi-ai\";","import type { Context } from \"@earendil-works/chord\";","0a6539a","8f81abe","packages/channel/src/git.ts",{"_81":577,"_83":84},{"_81":576,"_83":84},[517,518],{"_47":291,"_49":50,"_51":291,"_52":53,"_54":558},{"_47":90,"_49":519,"_51":232,"_52":520,"_54":521},10,14,[522,523,524,525,526,527,528,529,530,531,532,533,534,535,536,537,538,539],{"_67":68,"_69":557},{"_67":68,"_69":556},{"_67":68,"_69":555},{"_67":42,"_69":554},{"_67":42,"_69":553},{"_67":42,"_69":552},{"_67":42,"_69":551},{"_67":40,"_69":550},{"_67":40,"_69":549},{"_67":40,"_69":548},{"_67":40,"_69":547},{"_67":40,"_69":546},{"_67":40,"_69":545},{"_67":40,"_69":544},{"_67":40,"_69":543},{"_67":68,"_69":542},{"_67":68,"_69":541},{"_67":68,"_69":540},"\t\tthrow new Error(output.trim() || `git exited ${result.value.exitCode}`);","\tif (!(options.ok ?? [0]).includes(result.value.exitCode)) {","\tif (!result.ok) throw result.error;","\t);","\t\tcontext,","\t\t},","\t\t\tonOutput: (chunk) => (output += chunk),","\t\t\t...(options.cwd ? { cwd: options.cwd } : {}),","\t\t{","\t\t`GIT_LITERAL_PATHSPECS=1 GIT_OPTIONAL_LOCKS=0 GIT_TERMINAL_PROMPT=0 git ${args}`,","\tconst result = await env.exec(","\t}, context);","\t\tonOutput: (chunk) => (output += chunk),","\t\t...(options.cwd ? { cwd: options.cwd } : {}),","\tconst result = await env.exec(`GIT_LITERAL_PATHSPECS=1 GIT_OPTIONAL_LOCKS=0 git ${args}`, {","\tlet output = \"\";","): Promise {","\toptions: { cwd?: string; ok?: number[] } = {},",[559,560,561,562,563,564,565,566,567,568,569],{"_67":68,"_69":381},{"_67":68,"_69":79},{"_67":68,"_69":78},{"_67":42,"_69":575},{"_67":42,"_69":574},{"_67":40,"_69":573},{"_67":40,"_69":572},{"_67":40,"_69":571},{"_67":68,"_69":72},{"_67":68,"_69":570},{"_67":68,"_69":418},"export async function git("," * rather than wait on a credential prompt no one can answer."," * no optional locks so they never contend with the agent's own git commands, and fetches fail"," * Runs git and returns stdout. Pathspecs are literal so file names can't act as globs, reads take"," * take no optional locks so they never contend with the agent's own git commands."," * Runs git and returns stdout. Pathspecs are literal so file names can't act as globs, and reads","9a2a42f","458ef54","packages/channel/src/channel.ts",{"_81":648,"_83":84},{"_81":647,"_83":84},5,[583,584],{"_47":624,"_49":50,"_51":624,"_52":53,"_54":625},{"_47":585,"_49":586,"_51":587,"_52":90,"_54":588},278,12,279,[589,590,591,592,593,594,595,596,597,598,599,600,601,602,603,604,605,606,607],{"_67":68,"_69":609},{"_67":68,"_69":79},{"_67":68,"_69":623},{"_67":42,"_69":622},{"_67":40,"_69":621},{"_67":40,"_69":620},{"_67":40,"_69":619},{"_67":68,"_69":618},{"_67":68,"_69":617},{"_67":68,"_69":616},{"_67":42,"_69":615},{"_67":42,"_69":614},{"_67":40,"_69":613},{"_67":40,"_69":612},{"_67":40,"_69":611},{"_67":40,"_69":610},{"_67":68,"_69":609},{"_67":68,"_69":79},{"_67":68,"_69":608},"\tasync #conversation(chat: ChatId | undefined): Promise {","\t}","\t\treturn { cwd, lane: base ? { name, base } : { name } };","\t\tconst [name, { base }] = found;","\t\tif (!found) return { cwd };","\t\tconst found = Object.entries(lanes).find(([, value]) => value.path === cwd);","\t\treturn lane ? { cwd, lane } : { cwd };","\t\tconst lane = Object.entries(lanes).find(([, value]) => value.path === cwd)?.[0];","\t\tconst lanes = (await this.#harness.snapshot(LanesDoc, context))?.lanes || {};","\t\tconst cwd = (await this.#harness.snapshot(AgentDoc, id, context))?.cwd || this.#options.project;","\t\tconst { id } = await this.#conversation(chat);","\t): Promise<{ cwd: string; lane?: { name: string; base?: string } }> {","\t\tchat: ChatId | undefined,","\tasync #place(","\tasync #place(chat: ChatId | undefined): Promise<{ cwd: string; lane?: string }> {","\t/** Where a chat works: its current lane's worktree, or the project checkout before it has one. */",192,[626,627,628,629,630,631,632,633,634,635,636],{"_67":68,"_69":646},{"_67":68,"_69":639},{"_67":68,"_69":645},{"_67":42,"_69":644},{"_67":42,"_69":643},{"_67":40,"_69":642},{"_67":40,"_69":641},{"_67":40,"_69":640},{"_67":68,"_69":639},{"_67":68,"_69":638},{"_67":68,"_69":637},"\t\t\t\tconst submission = await this.#harness.submission(","\t\t\tcase \"wait\": {","\t\t\t}","\t\t\t\treturn patch(env(cwd), cwd, project, lane?.base, request.file, context);","\t\t\t\tconst { env, project } = this.#options;","\t\t\t\tconst { cwd, lane } = await this.#place(request.chat);","\t\t\t\treturn patch(this.#options.env(cwd), cwd, this.#options.project, request.file, context);","\t\t\t\tconst { cwd } = await this.#place(request.chat);","\t\t\tcase \"patch\": {","\t\t\t\treturn changes(this.#options.env(cwd), cwd, this.#options.project, lane, context);","8b970aa","e586035","packages/channel/src/changes.ts",{"_81":812,"_83":84},{"_81":811,"_83":84},[653,654,655,656],{"_47":658,"_49":726,"_51":658,"_52":727,"_54":728},{"_47":704,"_49":519,"_51":657,"_52":519,"_54":705},{"_47":686,"_49":271,"_51":687,"_52":271,"_54":688},{"_47":657,"_49":658,"_51":659,"_52":520,"_54":660},93,13,123,[661,662,663,664,665,666,667,668,669,670,671,672,673,674,675],{"_67":68,"_69":418},{"_67":68,"_69":685},{"_67":68,"_69":417},{"_67":40,"_69":684},{"_67":68,"_69":683},{"_67":68,"_69":415},{"_67":68,"_69":556},{"_67":68,"_69":682},{"_67":68,"_69":681},{"_67":68,"_69":609},{"_67":42,"_69":680},{"_67":40,"_69":679},{"_67":68,"_69":678},{"_67":68,"_69":677},{"_67":68,"_69":676},"\t\tenv,","\tconst historic = await read(","\tconst known = await read(env, cwd, `ls-files -- ${quote(file)}`, context);","\tconst { base: from } = await base(env, cwd, project, target, context);","\tconst { base: from } = await base(env, cwd, project, context);","\t\tthrow new Error(`Invalid path ${file}`);","\tif (!file || file.startsWith(\"/\") || file.split(\"/\").includes(\"..\") || file.includes(\"\\0\")) {","\tfile: string,","\ttarget: string | undefined,","\tcwd: string,",80,110,[689,690,691,692,693,694,695,696],{"_67":68,"_69":703},{"_67":68,"_69":543},{"_67":68,"_69":702},{"_67":42,"_69":701},{"_67":40,"_69":700},{"_67":68,"_69":699},{"_67":68,"_69":698},{"_67":68,"_69":697},"\t\t...range,","\t\tcwd,","\t\t...(branch && branch !== \"HEAD\" ? { branch } : {}),","\t\t...(lane ? { lane: lane.name } : {}),","\t\t...(lane ? { lane } : {}),","\treturn {","\t\t}),",63,[706,707,708,709,710,711,712,713,714,715,716,717],{"_67":68,"_69":418},{"_67":68,"_69":685},{"_67":68,"_69":417},{"_67":42,"_69":725},{"_67":40,"_69":724},{"_67":68,"_69":415},{"_67":68,"_69":723},{"_67":42,"_69":722},{"_67":40,"_69":721},{"_67":68,"_69":720},{"_67":68,"_69":719},{"_67":68,"_69":718},"\tconst files = await Promise.all(","\tconst tracked = numstat(await read(env, cwd, `diff -M --numstat -z ${range.base}`, context));","\tconst branch = (await read(env, cwd, \"rev-parse --abbrev-ref HEAD\", context)).trim();","\tconst range = await base(env, cwd, project, lane?.base, context);","\tconst range = await base(env, cwd, project, context);","): Promise {","\tlane: { name: string; base?: string } | undefined,","\tlane: string | undefined,",15,45,[729,730,731,732,733,734,735,736,737,738,739,740,741,742,743,744,745,746,747,748,749,750,751,752,753,754,755,756,757,758,759,760,761,762,763,764,765,766,767,768,769,770,771,772,773,774,775,776,777,778,779],{"_67":68,"_69":810},{"_67":68,"_69":79},{"_67":68,"_69":78},{"_67":42,"_69":809},{"_67":42,"_69":808},{"_67":40,"_69":807},{"_67":40,"_69":806},{"_67":40,"_69":805},{"_67":68,"_69":72},{"_67":42,"_69":804},{"_67":40,"_69":803},{"_67":40,"_69":802},{"_67":40,"_69":801},{"_67":40,"_69":800},{"_67":40,"_69":609},{"_67":40,"_69":799},{"_67":40,"_69":431},{"_67":40,"_69":798},{"_67":40,"_69":797},{"_67":40,"_69":796},{"_67":40,"_69":795},{"_67":40,"_69":794},{"_67":40,"_69":543},{"_67":40,"_69":381},{"_67":40,"_69":79},{"_67":40,"_69":78},{"_67":40,"_69":793},{"_67":40,"_69":792},{"_67":40,"_69":72},{"_67":40,"_69":791},{"_67":40,"_69":418},{"_67":40,"_69":685},{"_67":40,"_69":417},{"_67":40,"_69":684},{"_67":40,"_69":415},{"_67":40,"_69":384},{"_67":68,"_69":790},{"_67":68,"_69":789},{"_67":42,"_69":788},{"_67":42,"_69":787},{"_67":42,"_69":786},{"_67":40,"_69":785},{"_67":40,"_69":784},{"_67":40,"_69":783},{"_67":40,"_69":782},{"_67":40,"_69":394},{"_67":40,"_69":425},{"_67":40,"_69":781},{"_67":68,"_69":381},{"_67":68,"_69":79},{"_67":68,"_69":780},"/** `adds\\tdels\\tpath\\0`, or `adds\\tdels\\t\\0from\\0to\\0` for a rename; binary files count `-`. */","\treturn { base: fork.trim(), head };","\t\t\t`Could not find where the lane forked from ${against}. Switch to the lane with another base.`,","\t\tthrow new Error(","\tconst fork = await read(env, cwd, `merge-base HEAD ${quote(against)}`, context).catch(() => {","\tconst against = target || await legacy(env, cwd, project, context);","\treturn { base: fork, head };","\tconst fork = (await read(env, cwd, `merge-base HEAD ${main}`, context)).trim();","\tconst main = (await read(env, project, \"rev-parse HEAD\", context)).trim();","\tif (cwd === project) return { base: head, head };","\tconst head = (await read(env, cwd, \"rev-parse HEAD\", context)).trim();","async function base("," * pull request into that base would show it. The checkout itself compares to HEAD."," * The base a chat's work is measured against: where its lane forked from the lane's base, as a","\t\t\"origin's default branch is unknown locally. Run `git fetch origin` and `git remote set-head origin --auto` in the project, or switch to the lane with a base.\",","\tthrow new Error(","\tif (commit) return ref;","\t\t&& await read(env, cwd, `rev-parse -q --verify ${quote(`${ref}^{commit}`)}`, context, [0, 1]);","\tconst commit = ref","\tconst ref = (await read(env, cwd, \"symbolic-ref -q refs/remotes/origin/HEAD\", context, [0, 1]))","\t\treturn (await read(env, project, \"rev-parse HEAD\", context)).trim();","\tif (!remotes.includes(\"origin\")) {","\tconst remotes = (await read(env, cwd, \"remote\", context)).split(\"\\n\");","async function legacy(env: ExecutionEnv, cwd: string, project: string, context: Context) {","async function base(env: ExecutionEnv, cwd: string, project: string, context: Context) {"," * HEAD in a repository without origin."," * default branch as last fetched, since a Diff refresh must not fetch, or against the project's"," * Lanes from before version 2 of `LanesDoc` recorded no base. They compare against origin's"," * commits the project made since don't show as the lane's. The checkout itself compares to HEAD."," * The base a chat's work is measured against: where its lane branched from the project's HEAD, so","\tgit(env, `${args} 2>/dev/null`, context, { cwd, ...(ok ? { ok } : {}) });","b01c0aa","3751686","docs/data.md",{"_81":867,"_83":84},{"_81":866,"_83":84},0,[818,819],{"_47":838,"_49":291,"_51":838,"_52":520,"_54":839},{"_47":820,"_49":41,"_51":821,"_52":50,"_54":822},100,108,[823,824,825,826,827,828,829,830],{"_67":68,"_69":837},{"_67":68,"_69":836},{"_67":68,"_69":835},{"_67":40,"_69":79},{"_67":40,"_69":834},{"_67":40,"_69":833},{"_67":40,"_69":832},{"_67":40,"_69":831},"restart the channel continued with a real model. The source backup's checksums remained unchanged.","stayed byte-for-byte equivalent. A lane switch stored version 2 without a base, and after a worker","version 1 `ace.lanes` data. All three chats and their lanes resolved, and every original pi entry","The October 6, 2026 lanes check opened an isolated copy of an archived Canary channel backup with","existing lane branches intact and new lanes use the original branch prefix.","backup's checksums remained unchanged. Fresh-channel checks also confirmed that renaming leaves","with a real model, and renamed channels and rolling summaries survived worker restarts. The source",88,[840,841,842,843,844,845,846,847,848,849,850,851,852,853],{"_67":68,"_69":865},{"_67":68,"_69":864},{"_67":68,"_69":79},{"_67":40,"_69":863},{"_67":40,"_69":862},{"_67":40,"_69":861},{"_67":40,"_69":860},{"_67":40,"_69":859},{"_67":40,"_69":858},{"_67":40,"_69":857},{"_67":40,"_69":79},{"_67":68,"_69":856},{"_67":68,"_69":855},{"_67":68,"_69":854},"provider setup and retained their history through a worker restart. Adding a real Anthropic key","its pi entries and selected model were unchanged. Fresh channels accepted human messages before","The October 3, 2026 credential-deferral check opened a backed-up version 0 channel with no keys:","switch names a base.","locally known `origin/HEAD`, or the project's HEAD in a repository without origin, until a lane","written on the next lane change. Version 1 lanes have no base, so their Diff compares against the","migrates version 1 documents on read, keeping every lane's chat and path; the version 2 form is","`refs/tags/v1`, or a commit when the requested base was an expression or a detached HEAD. pi","base. A base is a full ref name, such as `refs/remotes/origin/main`, `refs/heads/release`, or","Lanes live in pi's version 2 `ace.lanes` session document: each lane's chat, worktree path, and","on changes and reconnection. Renaming never moves an existing lane or changes its branch prefix.","workers refresh them from committed metadata, and hosted channels send them to their workspace","7e8eb1e","db722fd","docs/architecture.md",{"_81":898,"_83":84},{"_81":897,"_83":84},[872],{"_47":873,"_49":271,"_51":873,"_52":519,"_54":874},62,[875,876,877,878,879,880,881,882,883,884,885],{"_67":68,"_69":896},{"_67":68,"_69":895},{"_67":68,"_69":894},{"_67":42,"_69":893},{"_67":40,"_69":892},{"_67":40,"_69":891},{"_67":40,"_69":890},{"_67":40,"_69":889},{"_67":68,"_69":888},{"_67":68,"_69":887},{"_67":68,"_69":886},"- **Usage comes from pi's ledger.** A chat reports cumulative model and tool usage from"," channel does not resume the killed work.","- **Kill is durable.** Killing records pi's abort marks before the worker exits, so reopening the"," base for an existing lane changes only that comparison."," base as a ref or commit, and its Diff shows what a pull request into that base would. 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