The copy button was absolutely positioned (right-0 top-0) over the
entire message content area. When assistant messages contain both text
and tool calls (e.g. TodoWrite), the button overlapped the tool card UI.
Move the button from absolute positioning inside the content wrapper to
an inline flex layout after the content. This places it at the bottom-
right of the message, below all content (text + tool cards), so it never
overlaps anything. The hover-to-reveal behavior is preserved.
Also restores getAssistantCopyText to its original logic so mixed
text+tool messages remain copyable (the previous fix of suppressing the
button entirely for mixed messages was too aggressive).
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The release workflow produces `hapi-linux-x64-baseline.tar.gz` (from
bun-linux-x64-baseline target), but the Homebrew formula generator wrote
the URL as `hapi-linux-x64.tar.gz`, causing `brew install` to fail on
Linux x64 with a 404.
Closes#365
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* fix(hub): raise maxRequestBodySize so file uploads work
The Bun server inherited maxRequestBodySize from Socket.IO's default
maxHttpBufferSize (1 MB). The upload endpoint sends files as base64
in JSON, so any image > ~750 KB was silently rejected before reaching
the route handler. The frontend allows 50 MB uploads.
Raise the limit to at least 100 MB to accommodate 50 MB files with
base64 encoding overhead (~33%).
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* fix(hub,web): fix file uploads — raise body limit, lower max size, show errors
Three changes:
1. hub/server.ts: Bun's maxRequestBodySize inherited Socket.IO's 1 MB
default, silently rejecting any upload. Raise to 10 MB.
2. hub/routes + web/attachmentAdapter: lower MAX_UPLOAD_BYTES from
50 MB to 5 MB (realistic for images; 5 MB base64 ≈ 6.7 MB body,
fits within the 10 MB server limit).
3. web/AttachmentItem: show "Upload failed" text and strike-through
filename on error, instead of just a tiny icon.
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* fix(hub): keep 50MB upload limit, size maxRequestBodySize to match
Bot review correctly flagged that lowering MAX_UPLOAD_BYTES to 5 MB
regresses the documented 50 MB limit. Revert to 50 MB and calculate
maxRequestBodySize properly: 50 MB × 4/3 (base64) + 1 MB (JSON
overhead) ≈ 68 MB.
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* fix(web): reconnect SSE immediately when tab becomes visible
The SSE watchdog skips heartbeat checks while the tab is hidden. If the
connection dies in the background, the user sees stale messages after
switching back and has to wait up to 10 s for the next watchdog tick.
Add a visibilitychange listener that checks heartbeat staleness
immediately when the tab becomes visible and reconnects if stale.
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* fix(web): map visibility-recovery reason in reconnecting banner
The new 'visibility-recovery' reconnect reason was not mapped in
getReasonLabel(), so the raw string would appear in the UI banner.
Add localized labels for both en and zh-CN.
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* fix(web): disable indented code blocks in markdown rendering
In CommonMark, text indented by 4+ spaces is treated as a code block.
LLM responses frequently have indented content inside numbered lists or
quoted text, causing large chunks to render as a single code block
instead of formatted markdown.
Add a remark plugin that disables the codeIndented tokenizer. Fenced
code blocks (``` … ```) continue to work normally.
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* fix(web): fix typecheck for remark plugin this binding
Use `as any` cast for the unified processor `this` context instead of
an explicit type annotation that conflicts with the Processor type.
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* fix(web): use this:unknown annotation to satisfy noImplicitThis
The previous `as any` cast on `this` still triggers noImplicitThis in
strict mode. Annotate the parameter as `this: unknown` and cast to
the required shape inside the function body. Also use the key-based
`data(key, value)` API instead of mutating the returned object.
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The rename endpoint uses PATCH /api/sessions/:id, but the CORS
middleware only allowed GET, POST, DELETE, OPTIONS. Browsers send a
preflight OPTIONS request for PATCH; without it in allowMethods the
preflight fails and the request never reaches the handler, causing
"Failed to rename" in the web UI every time.
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* refactor(web): extract normalizeTimestamp helper in presentation
Extract the shared seconds-vs-milliseconds normalization logic into
a private `normalizeTimestamp()` helper. No behavior change —
`formatUnixTimestamp()` produces identical output.
* refactor(web): return AgentEvent from parseClaudeUsageLimit
Change return type from `number | null` to `AgentEvent | null` so
the caller doesn't need to construct the event object. No behavior
change — the same `limit-reached` event is produced.
* feat(cli): convert rate_limit_event to standardized text format
Parse undocumented Claude `rate_limit_event` JSON in the CLI adapter
layer (AcpMessageHandler) before it reaches the web.
Converted text format (pipe-delimited):
- "Claude AI usage limit warning|{ts}|{pct}|{rateLimitType}"
- "Claude AI usage limit reached|{ts}|{rateLimitType}"
Status handling:
- `allowed_warning` → warning text with utilization and limit type
- `rejected` → reached text with limit type
- `allowed` → silently suppressed (noise)
- unknown statuses → passed through as-is (forward-compatible)
* feat(web): display rate limit warnings with limit type
Parse standardized pipe-delimited text from the CLI adapter into
`limit-warning` and `limit-reached` events, displaying the rate
limit type (5-hour, 7-day) when available.
- `limit-warning`: "⚠️ Usage limit 90% (5-hour) · resets 2:00 PM"
- `limit-reached`: "⏳ Usage limit reached (5-hour) until 4/2/2026"
- Backward compatible: `limit-reached` without limitType still works
The `reached` regex uses `(?:\|([^|]*))?$` to optionally match the
limitType field, maintaining compatibility with the existing format.
* refactor(cli): move rate limit parsing out of flushText
Remove rate limit detection from flushText() back to plain buffer
flush. The next commit will re-add parsing at the chunk level
(handleUpdate) where it can intercept before buffer merging.
Includes failing tests that demonstrate the mixed-chunk bug:
when a rate_limit_event chunk arrives in the same turn as normal
text, the JSON leaks into the merged buffer.
* fix(cli): intercept rate_limit_event at chunk level, not flush
Move rate limit detection from flushText() to the agentMessageChunk
handler so it fires before the chunk enters the shared text buffer.
Previously, a rate_limit_event chunk arriving in the same turn as
normal text would merge into bufferedText and leak as raw JSON.
Now the chunk is intercepted individually, the existing buffer is
flushed first (preserving prior text), and the converted message
is emitted separately.
* fix(cli): skip flush when suppressing allowed rate_limit_event
Only flush the text buffer when the parsed event will actually be
displayed. Suppressed events (e.g. status: 'allowed') now return
immediately without flushing, preventing a text → allowed → text
sequence from splitting one answer into two agent-text blocks.
* fix(web): include limitType in limit-reached reconcile key
Without this, reprocessing a message from the old format (no
limitType) to the new typed format reuses the stale block and
the (5-hour)/(7-day) suffix never appears.
* fix(web): filter system-injected XML tags from rendering as raw text
Claude Code injects internal messages (<task-notification>, <system-reminder>,
<command-name>, <local-command-caveat>) as user-role messages. The web UI was
rendering these as raw XML text visible to users.
- Parse <task-notification> and display as agent-event with summary text
- Silently drop <system-reminder>, <command-name>, <local-command-caveat>
- Add tests covering all injection prefixes and edge cases
* fix(web): scope system injection filtering to Claude sessions only
Address review feedback: the XML tag filtering was applied at the
generic timeline layer, which could incorrectly hide legitimate user
messages in Codex/Gemini sessions.
- Add isClaudeSession flag threaded from Session.metadata.claudeSessionId
- Only filter system-injected tags when isClaudeSession is true
- Add tests verifying non-Claude sessions pass through all messages
* fix(web): treat all string user output as sidechain to prevent prompt leaks
Restores the fix from 3cf96ab that was accidentally reverted in 2205e04.
In normalizeUserOutput(), string-content user messages arriving through
the agent output path are never real user input (real user text goes
through normalizeUserRecord). Previously, non-sidechain string messages
were emitted as role:'user', causing subagent prompts and system-injected
messages to render as user text in the web UI.
Now all string-content user messages in this path are:
- <task-notification> with summary → converted to role:'event'
- Everything else → marked as sidechain (matched to parent Task tool
call by the tracer, or harmlessly skipped by the reducer)
This provides a root-level fix that prevents ANY string user message
from the agent output path from leaking as visible user text.
* ci: retrigger CI
* fix(web): remove superseded return-null filter from upstream PR #372
The upstream `return null` filter for <task-notification> and
<system-reminder> (from PR #372) is now superseded by the comprehensive
sidechain upgrade logic. Remove it to avoid short-circuiting the new
task-notification → event conversion.
* refactor(web): remove reducer-side system injection filtering
System-injected messages are now fully handled in normalizeUserOutput()
(normalize layer), so the redundant filtering in reduceTimeline() is no
longer needed. Removing it also eliminates the risk of accidentally
hiding legitimate user messages that happen to start with XML tags.
- Remove SYSTEM_INJECTION_PREFIXES, isSystemInjectedMessage,
parseTaskNotificationSummary from reducerTimeline.ts
- Remove isClaudeSession plumbing from reducer.ts and SessionChat.tsx
- Simplify reducerTimeline.test.ts to only test pass-through behavior
* feat(web): add copy button to user messages
Add a small copy button to user message bubbles for easy text copying,
especially useful on mobile where selecting text is difficult.
- Mobile: button always visible (opacity-60)
- Desktop: button appears on hover
- Uses existing useCopyToClipboard hook with haptic feedback
- Conditionally rendered to avoid empty container spacing
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* fix(web): use valid CSS property in copy button transition
transition-[opacity,colors] is invalid because 'colors' is not a CSS
property (only Tailwind's utility class 'transition-colors' expands it).
Use 'background-color' instead so the hover background transition
actually works.
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