fix(commands): inject forced skill content for /use (#4044)

static/commands.js

@@ -949,8 +949,11 @@ async function cmdUse(args){
       }
       return;
     }
+    const detail = await api(`/api/skills/content?name=${encodeURIComponent(match.name)}`);
+    const skillContent = detail&&typeof detail.content==='string' ? detail.content.trim() : '';
+    if(!skillContent) throw new Error(`Skill \`${match.name}\` has no readable content.`);
     const directive = `[USER OVERRIDE] You MUST consult skill '${match.name}' via skill_view before responding to the next message.`;
-    resolve(directive);
+    resolve({name:match.name,directive,content:skillContent});
     if(isCurrentSession()){
       S.messages.push({role:'assistant', content:`Next turn: skill \`${match.name}\` will be forced.`});
       renderMessages();

static/messages.js

@@ -1063,10 +1063,22 @@ async function send(){
   if(_forcedSkillDirectivePending){
     const _pending=_forcedSkillDirectivePending;
     if(!_pending.sessionId||_pending.sessionId===activeSid){
-      const _directive = await _pending.promise;
+      const _directivePayload = await _pending.promise;
       if(_forcedSkillDirectivePending===_pending)_forcedSkillDirectivePending = null;
-      if(typeof _directive==='string'&&_directive){
-        msgText=`${_directive}\n\n${msgText||''}`.trim();
+      if(_directivePayload){
+        const _directive = typeof _directivePayload==='string'
+          ? _directivePayload
+          : String(_directivePayload.directive||'').trim();
+        const _forcedSkillName = typeof _directivePayload==='string'
+          ? ''
+          : String(_directivePayload.name||'').trim();
+        const _forcedSkillContent = typeof _directivePayload==='string'
+          ? ''
+          : String(_directivePayload.content||'').trim();
+        const _forcedSkillBlock = _forcedSkillName&&_forcedSkillContent
+          ? `[FORCED SKILL CONTEXT: ${_forcedSkillName}]\n${_forcedSkillContent}\n[/FORCED SKILL CONTEXT]`
+          : '';
+        msgText=`${_directive}${_forcedSkillBlock?`\n\n${_forcedSkillBlock}`:''}\n\n${msgText||''}`.trim();
       }
     }
   }

tests/test_issue2977_use_command.py

@@ -34,6 +34,8 @@ def test_forced_skill_directive_set_in_cmdUse():
     src = read("static/commands.js")
     assert "pending.promise = new Promise" in src, "cmdUse must create a pending Promise"
     assert "_forcedSkillDirectivePending = pending;" in src, "cmdUse must publish the pending directive before awaiting"
+    assert "resolve({name:match.name,directive,content:skillContent});" in src, \
+        "cmdUse must resolve the pending payload with skill name, directive, and fetched content"
 
 
 def test_use_entry_has_noEcho():
@@ -59,7 +61,7 @@ def test_directive_consumed_at_injection_site():
     finally_part = src.split("finally")[1] if "finally" in src else ""
     assert "_forcedSkillDirectivePending = null;" not in finally_part, \
         "_forcedSkillDirectivePending must NOT be cleared in the finally block"
-    assert "const _directive = await _pending.promise;" in src, \
+    assert "const _directivePayload = await _pending.promise;" in src, \
         "consume site must await the pending promise"
     assert "_forcedSkillDirectivePending = null;" in src, \
         "_forcedSkillDirectivePending must be cleared somewhere in messages.js"
@@ -78,6 +80,14 @@ def test_directive_text_uses_match_name():
     assert "[USER OVERRIDE] You MUST consult skill '" in src, "directive text must match the specified format"
 
 
+def test_use_fetches_canonical_skill_content():
+    src = read("static/commands.js")
+    assert "api(`/api/skills/content?name=${encodeURIComponent(match.name)}`)" in src, \
+        "cmdUse must fetch the canonical skill content after resolving the canonical skill name"
+    assert "typeof detail.content==='string' ? detail.content.trim() : ''" in src, \
+        "cmdUse must reject missing or non-string skill content"
+
+
 def test_pending_promise_set_synchronously():
     """_forcedSkillDirectivePending must be set before the first await in cmdUse."""
     src = read("static/commands.js")
@@ -114,3 +124,5 @@ def test_directive_only_consumed_by_matching_session():
         "send() must only consume /use directives issued for the active session"
     assert "if(_forcedSkillDirectivePending===_pending)_forcedSkillDirectivePending = null;" in src, \
         "send() must not clear a newer pending directive created while awaiting"
+    assert "[FORCED SKILL CONTEXT: ${_forcedSkillName}]" in src, \
+        "send() must prepend deterministic forced-skill content before the user message"