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Release v0.8.4: Phase 1 i18n + cache-prefix stability
发布于
2026-05-02 04:02:38 +00:00 - fix(pricing): extend V4 Pro 75% discount expiry to 2026-05-31 15:59 UTC
DeepSeek extended the promotional discount past the original 2026-05-05
cutoff. Without this update the TUI would have started showing 4× the
actual billed cost on May 6.Source: https://api-docs.deepseek.com/quick_start/pricing — "extended
until 2026/05/31 15:59 UTC".Adds a regression test pinning the new active window so a future revert
to the May 5 date trips the suite immediately.Closes #267
- chore: remove stale TODO(integrate) markers from already-integrated modules
Five
// TODO(integrate)comments and one matching "Not yet integrated"
note were misleading anyone grepping for integration work. Each module
is in fact wired up:- execpolicy/mod.rs → tools/shell.rs:1322 (load_default_policy)
- sandbox/mod.rs → tools/shell.rs:28, main.rs:2647, tui/approval.rs:30
- sandbox/policy.rs → main.rs:2752, tui/approval.rs:30 (SandboxPolicy)
- command_safety.rs → tools/shell.rs:1321, tools/tasks.rs:13,
tools/approval_cache.rs:26 - tui/streaming/mod.rs → tui/app.rs:38 (StreamingState)
The remaining TODO at mcp.rs:1771 covers a separate "wire legacy sync API
into CLI subcommands or remove" decision and is left in place.Closes #266
- docs(release): add install + dual-binary template to GitHub Release page
Closes #265.
The Release page used the auto-generated commit-title body. New users
hitting the Release page from Twitter / npm-search had no on-page
guidance that the dispatcher (deepseek) and the TUI runtime
(deepseek-tui) ship as two binaries that must coexist; #258 was an
external user spending 11 minutes figuring this out and #272 was the
follow-on confusion.The new body covers:
- npm wrapper as the recommended install
cargo install deepseek-tui-cli deepseek-tui --locked(both crates)- Manual download with a per-platform table showing both artifacts
- sha256 verify using the existing
deepseek-artifacts-sha256.txt - Changelog link
- feat(debug): add /cache command surfacing per-turn DeepSeek cache hit/miss
Step 1 of #263. Without per-turn telemetry the prefix-cache audit is
unfounded speculation; the rest of the issue's investigation steps
depend on this surface.The DeepSeek API already returns
prompt_cache_hit_tokensand
prompt_cache_miss_tokensper turn, and we already store the latest
on App. This adds a 50-turn ring (turn_cache_history) populated at
the same site aslast_prompt_cache_*_tokens, plus a/cache [count]
slash command that renders a fixed-width table of the last N turns
with per-turn ratios and a session aggregate. Default count is 10;
larger values clamp to the ring size.Edge cases the formatter handles:
- No telemetry yet → friendly "no turns recorded" message
cache_hit_tokens = None(provider didn't report) → row renders all
em-dashes and is excluded from session aggregates so one missing-
telemetry turn can't make the average ratio look broken.cache_hit_tokens = Some, cache_miss_tokens = None→ infer miss as
input − hitand mark the cell with*. Footer documents the
asterisk.- Ring at cap (50) → push evicts oldest.
Tests cover all four paths plus the cap.
- test(prompts): add cache-prefix stability harness for #263 step 2
The DeepSeek prefix-cache only hits while the byte prefix of each
request matches the prior call. Anything in the cached prefix that
varies turn-to-turn for unchanged inputs is a cache buster.Adds a focused harness next to the production surface so the property
is regression-guarded:-
first_divergence(a, b)helper that returns the first divergent
byte position with a±32 bytewindow of context, used by the
custom assertionassert_byte_identical. Future suspect tests can
reuse this to surface "where" rather than just "fail". -
compose_prompt_is_byte_stable_across_calls— sweeps every
(mode, personality) pair and pins that two consecutive calls
produce identical bytes. Rules out suspect #4 (mode-prompt churn). -
system_prompt_for_mode_with_context_is_byte_stable_for_unchanged_workspace
— the call siteengine.rs::build_tool_contextactually invokes,
pinned for an empty workspace across all three modes. -
system_prompt_with_working_set_summary_is_byte_stable_for_constant_summary
— pins that the surrounding prompt construction faithfully embeds
the working_set summary it's given without injecting extra
non-determinism. (The actual working_set summary stability lives
inworking_set.rsand is the next investigation target — see
issue note in PR description.)
Foundation for the suspect-by-suspect bisection in the rest of #263.
- fix(secrets): never overwrite the secrets file when load_unlocked errors
FileKeyringStore::setanddeletedid
self.load_unlocked().unwrap_or_default(), which wiped every existing
secret if the read failed for any reason other than "file is missing":- file mode != 0600 (
InsecurePermissions) — easy on headless / CI
environments where a permissive umask got applied - corrupt JSON
- transient I/O error
In all of those, the next
store_unlockedoverwrote the file with an
empty-or-single-entry blob and reset perms to 0600, silently losing
every other provider's key.Switch both call sites to
?.load_unlockedalready returns
Ok(default)for a missing file, so the first-write-creates-the-file
ergonomic is preserved (covered by the new
file_store_set_still_creates_file_when_missingtest).Adds four regression tests:
- set: insecure perms surface InsecurePermissions and leave the file
byte-identical. - delete: same.
- set: corrupt JSON surfaces the parse error and leaves the file
byte-identical. - set: missing file path still works (idempotence guard).
Closes #281
- fix(cache): make tool catalog byte-stable across calls and sessions
DeepSeek's KV prefix cache hits on the longest matching byte prefix of
the request. Two places in the tool-array path were silently introducing
divergence:-
ToolRegistry::to_api_tools()iteratedself.tools.values()directly.
Rust's defaultHashMapis seeded withRandomStateper process, so
everydeepseeklaunch produced a different tool order — the cross-
session resume case (the one with the biggest cache wins) never hit. -
active_tool_list_from_catalog()filtered the catalogVecby the
active set in catalog order. When ToolSearch activated a previously-
deferred tool mid-conversation, the new tool appeared at its catalog
index, shifting every later tool's byte offset and busting the cached
prefix from there onwards.
Fixes:
to_api_tools()now sorts by tool name before emitting the API tool
array. Stable across calls AND across launches.build_model_tool_catalog()sorts each partition (built-ins first,
contiguous; MCP tools after, also alphabetical). Mirrors Claude Code's
assembleToolPoolstrategy where they explicitly call out cache
stability as the reason: "a flat sort would interleave MCP tools into
built-ins and invalidate all downstream cache keys whenever an MCP
tool sorts between existing built-ins."active_tool_list_from_catalog()puts always-loaded tools in catalog
order at the head and deferred-but-now-active tools at the tail. A
deferred-tool activation during ToolSearch no longer shifts earlier
tools' positions.
Adds three regression tests:
to_api_tools_emits_alphabetical_order_regardless_of_registration_ordermodel_tool_catalog_sorts_each_partition_for_prefix_cache_stabilityactive_tool_list_pushes_deferred_activations_to_the_tail
Refs #263. Findings produced by reading reference Claude Code source
side-by-side with our request-building flow; full delta analysis in
the PR description.- fix(sandbox): elevate Agent-mode shell sandbox to allow network access
The seatbelt-default policy is
WorkspaceWrite { network_access: false },
which on macOS emits(deny default)with no(allow network-outbound)/
(allow system-socket). Every outbound socket call from a sandboxed
shell command — includinggetaddrinfofor DNS — gets denied by the
kernel. Symptom: "DNS resolution failed" for any URL the model tries to
reach via curl, yt-dlp, package managers, etc.Engine.build_tool_context only elevated the policy in Yolo mode, leaving
Agent mode (the default) stuck on the strict default. That's tighter
than competitors (Claude Code, Codex) without buying any safety the
application-level NetworkPolicy or the approval flow doesn't already
provide.Switch the elevation to a
matchso:- Plan → no elevation (read-only investigation; shell tool not registered)
- Agent → WorkspaceWrite { network_access: true, … }
- Yolo → WorkspaceWrite { network_access: true, … } (unchanged)
Adds
agent_and_yolo_modes_elevate_shell_sandbox_to_allow_networkso a
future revert to the no-network default trips CI immediately.Closes #273
- fix(skills): treat bare github.com// URLs as GitHubRepo
Closes #269.
/skill install https://github.com/obra/superpowersfailed on every
platform withinvalid gzip header. Root cause:InstallSource::parse
matched anyhttps://-prefixed spec asDirectUrl, so the installer
downloaded the HTML repo page (200 OK,text/html) and tried to
gzip-decode HTML. The user reported it from Win11 + PowerShell but the
parse path is platform-independent.Recognize bare GitHub repo URLs in
InstallSource::parse:https://github.com/<owner>/<repo>https://github.com/<owner>/<repo>/https://github.com/<owner>/<repo>.githttps://github.com/<owner>/<repo>.git/https://www.github.com/<owner>/<repo>http://github.com/<owner>/<repo>(legacy)
…all route to the existing
GitHubReposource, which already produces
https://github.com/<repo>/archive/refs/heads/{main,master}.tar.gz
candidates with proper fallback. URLs with a third path segment
(/archive/...,/blob/...,/tree/...) keep going through
DirectUrlbecause the user picked that exact path.Adds two regression tests: one asserting the seven recognised forms
all canonicalize togithub:obra/superpowers, and one pinning the
sub-resource paths toDirectUrl.The working-set summary lands inside the system prompt before the
historical conversation, so any byte that drifts there cache-misses
everything that follows in DeepSeek's KV prefix cache. Two sources of
turn-over-turn drift are removed:-
The rendered line is now
- {path} ({kind}). The previous form
interpolatedentry.touchesandself.turn - entry.last_turn,
both of which advance on every user message even when no new
paths are observed. -
A new
sorted_for_prompthelper sorts by (touches DESC, path ASC)
instead of the turn-awaresorted_entries. The recency bonus in
score_entrycrosses bucket boundaries as turns advance, so even
without renderinglast seenthe order — and which entries cross
themax_prompt_entriescutoff — drifted. Compaction pinning
still usessorted_entriesbecause it genuinely wants recency.
Adds a regression test that observes a fixed message set, calls
summary_blockbefore and afternext_turn(), and asserts the two
outputs are byte-identical. The sharedfirst_divergence/
assert_byte_identicalhelpers (from #279) move fromprompts::tests
intotest_supportso working_set tests can reuse them.Closes #280.
- fix(cache): memoise tool catalog so descriptions stay byte-stable (#289)
to_api_toolspreviously re-sampledtool.description()and
tool.input_schema()on every call. Native tools return&'static str
and ajson!literal, so the bytes were stable in practice — but the
McpToolAdapterreturnsself.tool.description.as_deref(), which can
drift when the upstream MCP server reconnects with a different
description string. Any drift mid-session rewrites the tool catalog
that lands in the cached prefix and busts every byte that follows.Adds an
api_cache: OnceLock<Vec<Tool>>field onToolRegistry. The
firstto_api_toolscall materialises the catalog; subsequent calls
return a clone of the cached vector. Mutations (register,remove,
clear) reset the field so the next read rebuilds. Mirrors
reference-cc'sgetToolSchemaCache(utils/api.ts:119–208).Tests:
to_api_tools_pins_description_bytes_across_callsregisters a tool
whosedescription()advances through a script of pre-built strings
on each call. After the cache is populated, the secondto_api_tools
read returns the original description becausedescription()is no
longer invoked. Without the cache the second read would return the
next script entry.register_invalidates_api_tools_cacheregisters a tool, snapshots,
registers another, snapshots again, and asserts the second snapshot
reflects both tools (cache rebuilt) and that the varying tool's
description advanced (proving the rebuild actually re-sampled).remove_and_clear_invalidate_api_tools_cachecovers the other two
invalidation paths.
- fix(cache): sort project_tree and summarize_project output (#290)
Both helpers walked the workspace via
ignore::WalkBuilder::build()
and emitted entries in the OS readdir order — non-deterministic across
filesystems (htree-hash on ext4, insertion-order on APFS, etc.). Their
output lands in the fallback branch of the system prompt's project
context (when the workspace has no AGENTS.md / CLAUDE.md) and inside
theproject_maptool surface, both of which feed the cached prefix.summarize_projectnow sorts the collected key-files list before the
type-detection logic and the fallbackProject with key files: …join.project_treecollects(rel_path, is_dir)tuples, sorts by full
path, and only then formats the indented tree. Sorting by full path
preserves the visual tree shape —"src" < "src/lib.rs"because the
shorter string compares less — while making siblings deterministic.Tests cover sibling order, parent-before-children invariant, byte
stability across two consecutive calls, and the fallbackProject with key files:branch (the only branch where the joined order
escapes into output without further sorting downstream).- fix(client): unique fallback id for parallel streaming tool calls (#291)
When a streamed tool_call delta omits the
idfield, the chat-completion
decoder used to fall back to the literal string"tool_call"for every
call. With the V4 API's native parallel tool calls (multiple tool_calls
in one delta), every parallel call ended up with the same fallback id —
downstream tool-result routing then matched the first call's result
twice and the second call hung waiting for an answer that never arrived.The fallback now indexes by the assigned
content_blockposition,
producing"call_0","call_1", … within a single response. Upstream-
supplied ids are still forwarded verbatim; only the fallback path
changes.Tests pin both invariants:
decoder_assigns_unique_fallback_ids_to_parallel_tool_calls_missing_id
feeds two tool calls withoutidin one delta and asserts they get
distinct ids.decoder_preserves_upstream_tool_call_id_when_presentkeeps the
forward-as-is path honest.
-
fix(cache): place handoff and working_set after static prompt blocks (#292)
-
fix(cache): drop volatile fields from working_set summary block (#280)
The working-set summary lands inside the system prompt before the
historical conversation, so any byte that drifts there cache-misses
everything that follows in DeepSeek's KV prefix cache. Two sources of
turn-over-turn drift are removed:-
The rendered line is now
- {path} ({kind}). The previous form
interpolatedentry.touchesandself.turn - entry.last_turn,
both of which advance on every user message even when no new
paths are observed. -
A new
sorted_for_prompthelper sorts by (touches DESC, path ASC)
instead of the turn-awaresorted_entries. The recency bonus in
score_entrycrosses bucket boundaries as turns advance, so even
without renderinglast seenthe order — and which entries cross
themax_prompt_entriescutoff — drifted. Compaction pinning
still usessorted_entriesbecause it genuinely wants recency.
Adds a regression test that observes a fixed message set, calls
summary_blockbefore and afternext_turn(), and asserts the two
outputs are byte-identical. The sharedfirst_divergence/
assert_byte_identicalhelpers (from #279) move fromprompts::tests
intotest_supportso working_set tests can reuse them.Closes #280.
- fix(cache): place handoff and working_set after static prompt blocks
system_prompt_for_mode_with_context_and_skillspreviously interleaved
volatile content into the static prefix:- mode prompt static
- project context static
- working_set_summary ← volatile
- skills_block static
- handoff_block ← volatile
-
Context Management static
- COMPACT_TEMPLATE static
Anything past byte (3) cache-missed every time the working-set drifted
or/compactrewrote.deepseek/handoff.md— including the static
## Context Managementand## Compaction Handoffblocks behind them.New order keeps every static block in the cached prefix and pushes the
two volatile blocks to the end:- mode prompt
- project context (or fallback automap)
- skills block
-
Context Management (Agent / Yolo only)
- COMPACT_TEMPLATE
── volatile boundary ── - handoff block
- working-set summary
Adds a doc comment on the function describing the volatile-content-last
invariant so future contributors don't reintroduce churn into the
prefix. Adds two regression tests:system_prompt_with_handoff_file_is_byte_stable_when_file_is_unchanged
pins the handoff path with a fixture file.handoff_and_working_set_appear_after_static_blocksasserts the
ordering invariant directly so a future reorder fails loudly.
Reference: Claude Code's own prompt builder marks this same boundary
with aSYSTEM_PROMPT_DYNAMIC_BOUNDARYconstant; we don't introduce
the abstraction yet but match the principle.Adds 44 new MessageIds, one per slash command, and translations to all
four shipped locales (en/ja/zh-Hans/pt-BR). Refactors CommandInfo so the
English description now lives in localization.rs (single source of
truth) instead of being duplicated on the struct, and threads the
active Locale through the three render surfaces:- crates/tui/src/tui/views/help.rs (the ?/F1/Ctrl+/ help overlay)
- crates/tui/src/tui/command_palette.rs (Ctrl+K palette)
- crates/tui/src/commands/core.rs (the /help text command)
Usage strings (e.g. /cache [count]) stay English by design — they're
placeholder syntax, not natural language.The existing locale-coverage test
(shipped_first_pack_has_no_missing_core_messages) already iterates
ALL_MESSAGE_IDS across Locale::shipped(), so the 44 new IDs are
automatically required to be present in all four locale arms or CI
fails.This is the first of several incremental Phase 1 PRs. Phase 1b covers
the debug commands (/tokens /cost /cache), 1c the footer hints, and
1d doctor output. Phases 2–3 cover onboarding and error surfaces.Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
Adds 13 new MessageIds covering the report templates and the
sub-strings shared across them, with translations for all four
shipped locales (en/ja/zh-Hans/pt-BR):- CmdTokensReport, CmdTokensContextWithWindow, CmdTokensContextUnknownWindow
- CmdTokensCacheBoth, CmdTokensCacheHitOnly, CmdTokensCacheMissOnly
- CmdTokensNotReported
- CmdCostReport
- CmdCacheNoData, CmdCacheHeader, CmdCacheTotals, CmdCacheFootnote, CmdCacheAdvice
Each template uses {placeholder} substitution via String::replace
rather than format!, since format! requires a literal — the
locale-resolved &'static str isn't one. The placeholder convention
({active}, {hit}, {miss}, …) means a translator can re-order or
restructure a sentence freely without changing the call site.Helpers
token_count,active_context_summary,cache_summary, and
format_cache_historynow takeLocaleso each can resolve their
templates from the same source of truth.The English templates byte-match the previous hardcoded format strings
so the existing 16 debug-command tests pass unchanged.Column headers in the cache table (
turn in out hit miss …)
are intentionally NOT localized — the body rows are formatted with
fixed column widths and translating the header words would break
alignment. Numbers, ratios, and the model id stay in English form.Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
Adds 11 new MessageIds covering visible footer chrome and the help-overlay
section headings, with translations for all four shipped locales:Footer:
- FooterWorking — animated
working/working./ … pulse - FooterAgentSingular / FooterAgentsPlural — the sub-agent count chip
- FooterPressCtrlCAgain — the quit-confirmation toast
Help overlay sections (
?/F1/Ctrl+/):- HelpSectionNavigation, HelpSectionEditing, HelpSectionActions,
HelpSectionModes, HelpSectionSessions, HelpSectionClipboard,
HelpSectionHelp
KeybindingSection::labelnow takes Locale and returns tr(locale, …).
footer_working_labelandfooter_agents_chiplikewise take Locale; the
two production callsites in tui/ui.rs passapp.ui_locale.The mode chip itself (agent / yolo / plan) intentionally stays English —
those are brand/acronym labels, and translating them would mean explaining
to maintainers what代理means in a bug report.The keybinding catalog DESCRIPTIONS (41 entries) are not translated in this
PR — those are technical prose that would dwarf the rest of i18n work and
can ship in v0.8.5. Section labels are translated so the help overlay
groups read as expected in any locale.Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
- test(commands): smoke-test that every / command dispatches to a handler (#299)
Adds two parallel-safe smoke tests in
crates/tui/src/commands/mod.rs
that iterate the COMMANDS registry and verify every command — and every
declared alias — dispatches to a real handler. A dispatch miss surfaces
as the fall-throughUnknown command:error message inexecute,
which used to be invisible until a user typed the command and saw the
"did you mean" suggestion fire on a registered command.The tests build a workspace-isolated app via
tempfile::TempDirso
side-effecting handlers (/initwriting AGENTS.md,/saveand
/exportwriting files) do not pollutecrates/tui/when CI runs from
there./saveand/exportget an explicit tempdir-relative path
because their no-arg defaults still resolve relative tocwd./restoreis skipped — it shells out to git for the snapshot repo and
its own dedicated tests incommands/restore.rsalready serialize on
the global env mutex viascoped_home. The existing coverage there is
sufficient.Closes a gap surfaced when verifying that the v0.8.4 i18n refactor
(#294, #295, #296) did not silently break any slash-command dispatch.
All 44 commands and their aliases pass (16 aliases on top of the
44 names;/restoreis the only skip).Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
- chore(release): bump version to 0.8.4 (#297)
CHANGELOG entry covers the v0.8.4 work landed since 0.8.3:
-
Localization Phase 1 (#285) — slash command help (#294), debug command
output (#295), footer state and help-overlay section labels (#296).
Adds 68 new MessageIds across all four shipped locales (en/ja/zh-Hans/pt-BR). -
Cache-prefix stability (#263) — five companion fixes (#287, #288→#292,
#289, #290, #291) that keep the DeepSeek prefix cache stable across turns. -
Plus the items already in [Unreleased]: agent-mode network exec (#272),
/skill GitHub URL parsing (#269), and the V4 Pro discount expiry extension
(#267).
Bumps:
- Cargo.toml workspace version 0.8.3 → 0.8.4
- npm/deepseek-tui/package.json version + deepseekBinaryVersion 0.8.3 → 0.8.4
- Cargo.lock regenerated from the new workspace version.
Phase 1d (doctor output), Phase 2 (onboarding/init/missing-companion),
and Phase 3 (tool errors / sandbox denials / approvals) deferred to v0.8.5.
The shipped Phase 1 surfaces (slash commands, debug telemetry, footer
chrome) cover the highest-traffic UI paths Chinese users see first.Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
- fix(release): bump internal path-dep versions + repair doc link (#301)
CI on PR #300 (release feat/v0.8.4 → main) flagged two regressions
introduced by the 0.8.4 version bump:-
Version drift — path-dependency
version = "0.8.3"references
inside the workspace crates (10 crates: agent, app-server, cli,
config, core, execpolicy, hooks, mcp, tools, tui) did not move with
the workspace[workspace.package] version = "0.8.4". The CI guard
scripts/release/check-versions.shrequires they match. -
Broken intra-doc-link
[crate::localization::english]in the
CommandInfo doc comment —englishis private. Replaced with a
reference to the publicdescription_foraccessor and the public
tr()function.
Verified with:
- scripts/release/check-versions.sh — Version state OK.
- RUSTDOCFLAGS=-Dwarnings cargo doc --workspace --no-deps — green.
- cargo fmt + clippy + test all green.
Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
Co-authored-by: Claude Opus 4.7 (1M context) noreply@anthropic.com
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