fix: make dave telegram alerts conversational

lib/agent/dave-presence.mjs

@@ -108,7 +108,7 @@ export class DavePresence {
     this._save();
     try {
       const runtime = this.getRuntime();
-      const prompt = `Decide whether DAVE should initiate a natural, useful conversation with the operator now. This is a dynamic presence evaluation, not a fixed scheduled briefing. Inspect the security profile and current terminal intelligence using only read-only tools, including web_search only when current external corroboration is necessary. Consider freshness, source integrity, recent sweep changes, evidence, scenarios, personal relevance, time since interaction, and whether there is something genuinely useful to say. You may provide a concise relevant warning, situational update, evidence-grounded all-clear, practical suggestion, or one natural question that improves protection or context. Set notify=false when speaking would add noise. Never call mutating tools. Never imply consciousness, feelings, continuous observation, or activity outside this evaluation. If notifying, write one short chat-style message without visible Markdown, headings, tables, or report sections. Local time: ${clock.time}; timezone: ${timezone}; sent today: ${this.state.sentCount}/${this.maxPerDay}; last operator interaction: ${this.state.lastUserInteractionAt || 'unknown'}; last DAVE message: ${this.state.lastSentAt || 'none'}.`;
+      const prompt = `Decide whether DAVE should initiate a natural, useful conversation with the operator now. This is a dynamic presence evaluation, not a fixed scheduled briefing. Inspect the security profile and current terminal intelligence using only read-only tools, including web_search only when current external corroboration is necessary. Consider freshness, source integrity, recent sweep changes, evidence, scenarios, personal relevance, time since interaction, and whether there is something genuinely useful to say. You may provide a concise relevant warning, situational update, evidence-grounded all-clear, practical suggestion, or one natural question that improves protection or context. Set notify=false when speaking would add noise. Never call mutating tools. Never imply consciousness, feelings, continuous observation, or activity outside this evaluation. If notifying, write like a human Telegram contact: one short thought, one optional follow-up question, no visible Markdown, no headings, no lists, no report sections, and keep the final answer below 420 characters when possible. Local time: ${clock.time}; timezone: ${timezone}; sent today: ${this.state.sentCount}/${this.maxPerDay}; last operator interaction: ${this.state.lastUserInteractionAt || 'unknown'}; last DAVE message: ${this.state.lastSentAt || 'none'}.`;
       const result = await this.agent.run(prompt, {
         chatId: 'dave-presence',
         context: String(await this.getContext()).slice(0, 12000),
@@ -123,11 +123,11 @@ export class DavePresence {
 
       const german = profile.language === 'de';
       const evidence = result.evidence?.length
-        ? `${german ? 'Belege' : 'Evidence'}:\n${result.evidence.slice(0, 4).map(item => `- ${item}`).join('\n')}`
+        ? `${german ? 'Belege' : 'Evidence'}:\n${result.evidence.slice(0, 2).map(item => `- ${String(item).slice(0, 120)}`).join('\n')}`
         : '';
       const messages = [`[DAVE // ${german ? 'AKTIV' : 'ACTIVE'}]\n${result.answer}`, evidence].filter(Boolean);
       const sent = typeof this.alerter.sendConversation === 'function'
-        ? await this.alerter.sendConversation(messages, { maxChunkChars: 800 })
+        ? await this.alerter.sendConversation(messages, { maxChunkChars: 380 })
         : await this.alerter.sendMessage(messages.join('\n\n'), { parseMode: null });
       if (!sent?.ok && sent !== true) {
         this._schedule(now, this.minIntervalMs);

lib/agent/terminal-agent.mjs

@@ -257,7 +257,7 @@ ${JSON.stringify(this.registry.describe())}
 
 PROTOCOL: Output exactly one JSON object, without markdown.
 Tool call: {"type":"tool_call","tool":"tool_name","arguments":{},"rationale":"short operational reason"}
-Final: {"type":"final","answer":"concise, natural chat answer in the user's language without visible Markdown syntax","confidence":"low|medium|high","evidence":["URL or event id"],"notify":${proactive ? 'true' : 'false'},"priority":"routine|priority|flash"}
+Final: {"type":"final","answer":"short natural chat answer in the user's language, normally under 420 characters for proactive/presence, without visible Markdown syntax or tool traces","confidence":"low|medium|high","evidence":["URL or event id"],"notify":${proactive ? 'true' : 'false'},"priority":"routine|priority|flash"}
 ${presence
   ? 'In scheduled presence mode, never call mutating tools. Set notify=true for an evidence-grounded briefing, meaningful change, useful all-clear, or one practical check-in question. Set notify=false when available data is too stale or unreliable.'
   : proactive
@@ -277,7 +277,7 @@ Synthesize a direct answer using only the user request, conversation, snapshot,
 
 You must not request or call another tool. Never output an object with type "tool_call".
 Output exactly one JSON object without markdown:
-{"type":"final","answer":"concise, natural chat answer in the user's language without visible Markdown syntax","confidence":"low|medium|high","evidence":["URL or event id"],"notify":${proactive ? 'true or false' : 'false'},"priority":"routine|priority|flash"}`;
+{"type":"final","answer":"short natural chat answer in the user's language, normally under 420 characters for proactive/presence, without visible Markdown syntax or tool traces","confidence":"low|medium|high","evidence":["URL or event id"],"notify":${proactive ? 'true or false' : 'false'},"priority":"routine|priority|flash"}`;
   }
 }