Share Extension 图片收集

[robinv8]

ShareViewController 中图片显示"图片收集即将支持"，直接丢弃图片数据。后端支持 sourceType: image，但 Share Extension 未接入。需要完整实现图片收集流程。

Status

• Task Key: share-extension-image
• Spec Revision: aaa5e6d9
• Approved Revision: aaa5e6d9
• Approval State: approved
• Current Stage: definition
• Next Stage: run
• Workflow Entry State: ready_to_start
• Attempt Count: 0
• Max Retry Count: 3
• Code Publication State: not_applicable
• Close On Done: auto
• Depends On: none

Dependencies

(no dependencies)

Acceptance Criteria

• 从 Photos App 分享图片到 Pith，能预览和提交
• 网络失败时图片暂存本地，主 App 启动后自动重试同步
• 图片在 CollectionDetail 中正确显示
• 主 App 与 Share Extension 通过 App Group 共享图片临时文件

Verification

• Photos App 分享图片到 Pith 测试预览和提交
• 断网测试图片暂存和重试
• 验证 CollectionDetail 图片显示

Source

• Spec: docs/prd/ios-improvement.md
• Parent Issue: (no parent)

[robinv8]

Task published from spec docs/prd/ios-improvement.md at revision aaa5e6d9.

iron_tree:
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  task_key: share-extension-image
  issue_number: 26
  spec_revision: aaa5e6d9
  approved_revision: aaa5e6d9
  sequence: 1
  event: task_published
  current_stage: definition
  next_stage: run
  workflow_entry_state: ready_to_start
  approval_state: approved
  attempt_count: 0
  max_retry_count: 3
  code_publication_state: not_applicable
  pass_fail_outcome: null
  completion_basis: null
  code_ref: null