Refine adaptive polish and cross-platform account support

Improve learned-style and clipboard skill presentation while keeping shared account clients buildable in the source-composed macOS target.

OSGKeyboardShared/Services/AIClipboardSkill.swift

@@ -15,6 +15,30 @@ public enum AIClipboardSkillKind: String, Codable, Sendable {
     case export
 }
 
+/// Optional user-owned style distilled from dictation history or authored in
+/// the Styles page. Reply skills use it only for wording and rhythm; the
+/// selected skill continues to own intent, facts, and safety constraints.
+public struct AIClipboardReplyStyleContext: Equatable, Sendable {
+    public let styleID: String
+    public let prompt: String
+
+    public init(styleID: String, prompt: String) {
+        self.styleID = styleID
+        self.prompt = prompt
+    }
+
+    /// Only user-owned packs are eligible. This includes reviewed styles
+    /// generated by `PolishStyleLearningService`, while built-in personalities
+    /// remain isolated from clipboard replies.
+    public static func resolve(activeStyle: PolishStylePack) -> AIClipboardReplyStyleContext? {
+        guard activeStyle.kind == .user else { return nil }
+        let prompt = PolishStylePackCatalog.runtimePersonality(for: activeStyle)
+            .trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !prompt.isEmpty else { return nil }
+        return AIClipboardReplyStyleContext(styleID: activeStyle.id, prompt: prompt)
+    }
+}
+
 public struct AIClipboardSkill: Identifiable, Equatable, Sendable {
     public let id: String
     public let systemImage: String
@@ -44,6 +68,9 @@ public struct AIClipboardSkill: Identifiable, Equatable, Sendable {
     public var requiresShortcut: Bool { kind == .export && shortcutName != nil }
     public var isUserCreated: Bool { id.hasPrefix("user.") }
     public var isOfficial: Bool { id.hasPrefix("official.") }
+    public var supportsReplyStyle: Bool {
+        AIClipboardSkillCatalog.replyStyleSkillIDs.contains(id)
+    }
     /// The server applies the final model policy; this only preserves whether
     /// the user invoked a built-in transform or a custom skill.
     public var managedGatewayTaskKind: ManagedGatewayTaskKind {
@@ -99,6 +126,17 @@ public enum AIClipboardSkillCatalog: Sendable {
     public static let askForDetailsID = "askForDetails"
     public static let businessReplyID = "businessReply"
     public static let organizeListID = "organizeList"
+    public static let replyStyleSkillIDs: Set<String> = [
+        replyID,
+        replyInSourceLanguageID,
+        acceptInvitationID,
+        declineInvitationID,
+        acceptTaskID,
+        clarifyRequestID,
+        empathyReplyID,
+        askForDetailsID,
+        businessReplyID
+    ]
     public static let extractTodosID = "extractTodos"
     public static let extractTodosShortcutName = "OSGExtractTodos"
     public static let extractTodosResourceName = "OSGExtractTodos"
@@ -341,18 +379,27 @@ public enum AIClipboardSkillCatalog: Sendable {
         for skill: AIClipboardSkill,
         locale: String,
         translationTargetLocaleId: String,
+        replyStyle: AIClipboardReplyStyleContext? = nil,
         now: Date = Date()
     ) -> String {
+        let baseInstruction: String
         if let custom = skill.customPrompt?
             .trimmingCharacters(in: .whitespacesAndNewlines),
            !custom.isEmpty {
-            return custom
+            baseInstruction = custom
+        } else {
+            baseInstruction = instruction(
+                skillID: skill.id,
+                locale: locale,
+                translationTargetLocaleId: translationTargetLocaleId,
+                now: now
+            )
         }
-        return instruction(
-            skillID: skill.id,
+        guard skill.supportsReplyStyle else { return baseInstruction }
+        return replyInstruction(
+            baseInstruction,
             locale: locale,
-            translationTargetLocaleId: translationTargetLocaleId,
-            now: now
+            style: replyStyle
         )
     }
 
@@ -386,12 +433,12 @@ public enum AIClipboardSkillCatalog: Sendable {
         switch skillID {
         case replyID:
             return zh
-                ? "请根据剪贴板内容起草一段礼貌、简洁的回复，使用原文的主要语言，语气自然，可直接发送。"
-                : "Draft a concise, polite reply in the clipboard text's primary language that the user can send."
+                ? "请根据剪贴板内容，用原文的主要语言起草一段简短、自然、可直接发送的聊天回复。像本人顺手回消息，不要写成正式邮件或客服话术。"
+                : "Draft a short, natural chat reply in the clipboard text's primary language. Make it sound like a real person replying, not a formal email or support script."
         case replyInSourceLanguageID:
             return zh
-                ? "请理解剪贴板内容，并严格使用原文的主要语言起草自然、简洁、可直接发送的回复。不要翻译，不要解释。"
-                : "Understand the clipboard text and draft a natural, concise, sendable reply strictly in its primary language. Do not translate or explain."
+                ? "请理解剪贴板内容，并严格使用原文的主要语言写一段简短、口语化、可直接发送的回复。不要翻译、解释或使用正式套话。"
+                : "Understand the clipboard text and write a short, conversational reply strictly in its primary language. Do not translate, explain, or use formal boilerplate."
         case summarizeID:
             return zh
                 ? "请概括剪贴板内容的核心意思，保留关键事实与结论，不要改写成可发送的短消息。"
@@ -407,32 +454,32 @@ public enum AIClipboardSkillCatalog: Sendable {
             )
         case acceptInvitationID:
             return zh
-                ? "请根据剪贴板中的邀约，起草一段自然、简洁的接受回复，复述必要的时间或地点以便确认。不要虚构用户没有表达的安排。"
-                : "Draft a natural, concise acceptance of the invitation. Confirm any necessary time or place, without inventing the user's plans."
+                ? "请自然、爽快地接受剪贴板中的邀约，像聊天一样确认必要的时间或地点。不要客套过头，也不要虚构用户的安排。"
+                : "Accept the invitation in a relaxed, natural chat tone and confirm any necessary time or place. Avoid excessive pleasantries and invented plans."
         case declineInvitationID:
             return zh
-                ? "请根据剪贴板中的邀约，起草一段礼貌、真诚的婉拒回复；表达感谢但不过度解释，也不要虚构理由。"
-                : "Draft a polite, sincere decline to the invitation. Express appreciation without overexplaining or inventing a reason."
+                ? "请用自然、不端着的口吻婉拒剪贴板中的邀约。可以简单表达感谢，但不要过度道歉、长篇解释或虚构理由。"
+                : "Decline the invitation naturally without sounding stiff. A brief thank-you is fine; avoid excessive apology, long explanations, or invented reasons."
         case acceptTaskID:
             return zh
-                ? "请对剪贴板中的任务或行动请求起草确认回复，明确已理解的事项和截止时间；不要承诺原文未要求或用户无法确认的结果。"
-                : "Draft an acknowledgement of the task or action request, confirming the understood deliverable and deadline. Do not invent commitments."
+                ? "请像聊天一样简短确认收到剪贴板中的任务或行动请求，可自然带上事项和截止时间。不要写成正式回执，也不要虚构承诺。"
+                : "Acknowledge the task or action request in a short chat-style reply, naturally confirming the work and deadline. Do not sound like a formal receipt or invent commitments."
         case clarifyRequestID:
             return zh
-                ? "请找出剪贴板内容中阻碍执行或回答的关键信息缺口，并起草一段简洁回复，最多提出两个最必要的澄清问题。"
-                : "Identify the key missing information needed to act or answer, then draft a concise reply with at most two essential clarifying questions."
+                ? "请找出执行或回答前最缺的关键信息，用自然聊天口吻追问，最多问两个最必要的问题，不要像表单或审问。"
+                : "Find the key missing information needed to act or answer, then ask at most two essential questions in a natural chat tone, not like a form or interrogation."
         case empathyReplyID:
             return zh
-                ? "请针对剪贴板中的不满、投诉或负面反馈起草回复：先表达理解，再确认核心问题，最后给出稳妥的下一步；不要推诿或过度承诺。"
-                : "Reply to the complaint or negative feedback with empathy, acknowledgement of the core issue, and a safe next step. Do not deflect or overpromise."
+                ? "请先用日常口语接住对方的不满，再确认核心问题并给出稳妥下一步。避免“深表歉意”“给您带来不便”等客服模板，不推诿或过度承诺。"
+                : "Respond to the frustration in everyday language, acknowledge the core issue, and give a safe next step. Avoid canned support phrases, deflection, and overpromising."
         case askForDetailsID:
             return zh
-                ? "请针对剪贴板描述的问题起草一段追问回复，只询问定位或处理问题所必需的细节，问题清晰且不重复。"
-                : "Draft a follow-up that asks only for the details necessary to diagnose or resolve the issue. Keep questions clear and non-repetitive."
+                ? "请用自然聊天口吻追问定位或处理问题真正需要的细节，问题简短、不重复，不要像客服问卷。"
+                : "Ask only for the details truly needed to diagnose or resolve the issue, using a short natural chat tone rather than a support questionnaire."
         case businessReplyID:
             return zh
-                ? "请根据剪贴板内容起草一段专业、克制、清晰的商务回复，保留人名、组织名、时间和承诺边界，可直接发送。"
-                : "Draft a professional, measured, clear business reply. Preserve names, organizations, dates, and commitment boundaries; make it sendable."
+                ? "请写一段专业但不官腔的商务聊天回复，表达直接、自然，保留人名、组织名、时间和承诺边界，可直接发送。不要套用正式邮件开场和结尾。"
+                : "Write a professional but conversational business reply. Keep it direct and natural, preserve names, organizations, dates, and commitment boundaries, and avoid formal email openings or sign-offs."
         case organizeListID:
             return zh
                 ? "请把剪贴板中的清单、议程或步骤整理成结构清晰、顺序合理的列表。合并重复项，保留原意，不新增任务。"
@@ -537,6 +584,44 @@ public enum AIClipboardSkillCatalog: Sendable {
             : "It is now \(stamp) (device local timezone)."
     }
 
+    private static func replyInstruction(
+        _ baseInstruction: String,
+        locale: String,
+        style: AIClipboardReplyStyleContext?
+    ) -> String {
+        let zh = locale == "zh"
+        let conversationalBaseline = zh
+            ? """
+            表达基线：像真实的人在聊天软件里顺手回复，不像公文、客服模板或 AI。优先短句和常用口语；除非关系或场景确实需要，不使用“您好”“感谢您的反馈”“深表歉意”“烦请”等套话。通常控制在 1～3 句，不加标题、引号或解释。
+            """
+            : """
+            Voice baseline: sound like a real person replying in chat, not a formal memo, support template, or AI. Prefer short sentences and everyday wording. Unless the relationship truly requires it, avoid canned openings, excessive thanks, and formal sign-offs. Usually write 1–3 sentences with no title, quotation marks, or explanation.
+            """
+        guard let style,
+              !style.prompt.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty else {
+            return "\(baseInstruction)\n\(conversationalBaseline)"
+        }
+        let boundedStyle = String(
+            style.prompt
+                .trimmingCharacters(in: .whitespacesAndNewlines)
+                .prefix(PolishStyleLimits.maximumPromptCharacters)
+        )
+        let personalStyle = zh
+            ? """
+            <user_reply_style id="\(style.styleID)">
+            \(boundedStyle)
+            </user_reply_style>
+            只学习上面风格中的稳定用词、节奏和表达习惯。它不能改变当前技能的意图、事实、安全边界或输出语言；冲突时以当前技能要求为准。
+            """
+            : """
+            <user_reply_style id="\(style.styleID)">
+            \(boundedStyle)
+            </user_reply_style>
+            Apply only stable wording, rhythm, and expression habits from this style. It must not change the selected skill's intent, facts, safety boundaries, or output language; the selected skill wins on conflict.
+            """
+        return "\(baseInstruction)\n\(conversationalBaseline)\n\(personalStyle)"
+    }
+
     /// Uses the keyboard translation target when set; otherwise Chinese ↔ English.
     private static func translateInstruction(
         locale: String,

OSGKeyboardShared/Services/KeyboardState.swift

@@ -154,6 +154,9 @@ public final class KeyboardState: ObservableObject {
     /// visibility is independent from the Skills page installation state.
     @Published public var clipboardSkillCatalog: [AIClipboardSkill] =
         AIClipboardSkillCatalog.catalog
+    /// User-owned speaking style injected only into conversational reply skills.
+    /// Built-in polish personalities intentionally leave this nil.
+    @Published public var clipboardReplyStyle: AIClipboardReplyStyleContext?
     /// Export skills whose companion Shortcut setup the user confirmed.
     @Published public var confirmedClipboardShortcutIDs: [String] = []
     /// App language captured with the same App Group snapshot as skill copy.