diff --git a/api/blade-tasks/heartbeat.json b/api/blade-tasks/heartbeat.json
index 9aa2ed4c3..91136bf64 100644
--- a/api/blade-tasks/heartbeat.json
+++ b/api/blade-tasks/heartbeat.json
@@ -1,5 +1,5 @@
 {
-    "ts": "2026-04-16T20:05:53+00:00",
+    "ts": "2026-04-16T20:09:07+00:00",
     "hostname": "blade",
     "cpu": "?",
     "ram": "?",
diff --git a/api/wevia-blade-status.json b/api/wevia-blade-status.json
index c7543c322..3c94caa51 100644
--- a/api/wevia-blade-status.json
+++ b/api/wevia-blade-status.json
@@ -1 +1 @@
-{"ts":"22:04","status":"offline"}
+{"ts":"22:08","status":"offline"}
diff --git a/deepseek.html b/deepseek.html
index 5370cf4bb..9791ffaa8 100644
--- a/deepseek.html
+++ b/deepseek.html
@@ -846,7 +846,7 @@ async function loadSystemData(){
   try{
     // State
     const stRes=await fetch('/api/l99-state.json?t='+Date.now());
-    /* HTML_GUARD_V2_BATCH */ const _t_st=await stRes.text(); const st; {var _q=(_t_st||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){st={error:"[HTTP "+(stRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{st=JSON.parse(_q)}catch(e){st={error:"[JSON] "+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_st=await stRes.text(); const st=null; {var _q=(_t_st||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){st={error:"[HTTP "+(stRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{st=JSON.parse(_q)}catch(e){st={error:"[JSON] "+e.message}}}}
     document.getElementById('kpiNR').textContent=(st.nonreg_pass||'?')+'/'+(st.nonreg_total||'?');
     document.getElementById('kpiState').textContent=(st.pass||'?')+'/'+(st.total||'?');
     document.getElementById('kpiDocker').textContent=st.docker_up||'?';
@@ -857,7 +857,7 @@ async function loadSystemData(){
   try{
     // Source of truth
     const sotRes=await fetch('/api/source-of-truth.json?t='+Date.now());
-    /* HTML_GUARD_V2_BATCH */ const _t_sot=await sotRes.text(); const sot; {var _q=(_t_sot||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){sot={error:"[HTTP "+(sotRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{sot=JSON.parse(_q)}catch(e){sot={error:"[JSON] "+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_sot=await sotRes.text(); const sot=null; {var _q=(_t_sot||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){sot={error:"[HTTP "+(sotRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{sot=JSON.parse(_q)}catch(e){sot={error:"[JSON] "+e.message}}}}
     const scores=sot.scores||{};
     const testDiv=document.getElementById('testList');
     let th='';
diff --git a/director-test.html b/director-test.html
index 66e5cfbbd..3838f8588 100644
--- a/director-test.html
+++ b/director-test.html
@@ -37,7 +37,7 @@ async function testHealth(){
   out.textContent='Fetching health...\n';
   try{
     const r=await fetch(API+'?health',{credentials:'include'});
-    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j; {var _q=(_t_j||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){j={error:"[HTTP "+(r.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:"[JSON] "+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j=null; {var _q=(_t_j||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){j={error:"[HTTP "+(r.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:"[JSON] "+e.message}}}}
     out.textContent+=`Health: ${JSON.stringify(j)}\n`;
   }catch(e){
     out.textContent+=`ERROR: ${e.message}\n`;
diff --git a/nl-autowire-status.html b/nl-autowire-status.html
index 812ecc311..584d7c08f 100644
--- a/nl-autowire-status.html
+++ b/nl-autowire-status.html
@@ -114,7 +114,7 @@ async function load() {
       method: 'POST', headers: {'Content-Type':'application/json'},
       body: JSON.stringify({message:'verifyfp'})
     });
-    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j; {var _q=(_t_j||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j={error:'[HTTP '+(r.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:'[JSON] '+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j=null; {var _q=(_t_j||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j={error:'[HTTP '+(r.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:'[JSON] '+e.message}}}}
     if (j.engine === 'NL-Priority' || j.tool === 'fast-path') {
       document.getElementById('awBadge').textContent = 'OPERATIONAL';
       document.getElementById('awDetail').textContent = 'pipeline v6 priority JSON live';
@@ -127,7 +127,7 @@ async function load() {
   // Sovereign cascade
   try {
     const r = await fetch('/api/sovereign/v1/models');
-    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j; {var _q=(_t_j||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j={error:'[HTTP '+(r.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:'[JSON] '+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j=null; {var _q=(_t_j||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j={error:'[HTTP '+(r.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:'[JSON] '+e.message}}}}
     const n = (j.data || []).length;
     document.getElementById('sovBadge').textContent = n + ' providers';
     document.getElementById('sovDetail').textContent = 'cascade :4000/v1 OK';
@@ -140,7 +140,7 @@ async function load() {
   // NonReg
   try {
     const r = await fetch('/api/nonreg-latest.json');
-    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j; {var _q=(_t_j||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j={error:'[HTTP '+(r.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:'[JSON] '+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_j=await r.text(); const j=null; {var _q=(_t_j||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j={error:'[HTTP '+(r.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j=JSON.parse(_q)}catch(e){j={error:'[JSON] '+e.message}}}}
     document.getElementById('nrBadge').textContent = j.score + '%';
     document.getElementById('nrBadge').className = 'badge ' + (j.fail === 0 ? 'ok' : 'warn');
     document.getElementById('nrDetail').textContent = j.pass + '/' + j.total + ' &mdash; ts ' + j.ts;
@@ -157,7 +157,7 @@ async function load() {
       method: 'POST', headers: {'Content-Type':'application/json'},
       body: JSON.stringify({message:'listprio'})
     });
-    /* HTML_GUARD_V2_BATCH */ const _t_j2=await r2.text(); const j2; {var _q=(_t_j2||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j2={error:'[HTTP '+(r2.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j2=JSON.parse(_q)}catch(e){j2={error:'[JSON] '+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_j2=await r2.text(); const j2=null; {var _q=(_t_j2||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){j2={error:'[HTTP '+(r2.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{j2=JSON.parse(_q)}catch(e){j2={error:'[JSON] '+e.message}}}}
     if (j2.content) {
       const list = JSON.parse(j2.content);
       document.getElementById('prioBadge').textContent = list.length + ' intents';
diff --git a/office-admins.html b/office-admins.html
index 969cb174c..905280156 100644
--- a/office-admins.html
+++ b/office-admins.html
@@ -110,7 +110,7 @@ async function load(){
       </div>`;
 
     // Accounts table with sample data
-    const ar=await fetch(API+'?action=accounts');/* HTML_GUARD_V2_BATCH */ const _t_ad=await ar.text(); const ad; {var _q=(_t_ad||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){ad={error:"[HTTP "+(ar.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{ad=JSON.parse(_q)}catch(e){ad={error:"[JSON] "+e.message}}}}
+    const ar=await fetch(API+'?action=accounts');/* HTML_GUARD_V2_BATCH */ const _t_ad=await ar.text(); const ad=null; {var _q=(_t_ad||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){ad={error:"[HTTP "+(ar.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{ad=JSON.parse(_q)}catch(e){ad={error:"[JSON] "+e.message}}}}
     allAccts=(ad.accounts||[]).map(a=>({
       email:a.name,
       tenant:a.tenant_domain,
diff --git a/oss-discovery.html b/oss-discovery.html
index ede9e1fd4..26f2834a9 100644
--- a/oss-discovery.html
+++ b/oss-discovery.html
@@ -82,7 +82,7 @@ async function load(){
   try{
     const r=await fetch(CACHE+'?t='+Date.now());
     if(!r.ok)throw new Error('cache '+r.status);
-    /* HTML_GUARD_V2_BATCH */ const _t_c=await r.text(); const c; {var _q=(_t_c||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){c={error:"[HTTP "+(r.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{c=JSON.parse(_q)}catch(e){c={error:"[JSON] "+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_c=await r.text(); const c=null; {var _q=(_t_c||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){c={error:"[HTTP "+(r.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{c=JSON.parse(_q)}catch(e){c={error:"[JSON] "+e.message}}}}
     render(c.report,c.tools||{});
   }catch(e){
     _lastScan=d.scan_time||d.last_scan||'';
diff --git a/vault-manager.html b/vault-manager.html
index 4946988eb..588fe0fb8 100644
--- a/vault-manager.html
+++ b/vault-manager.html
@@ -701,7 +701,7 @@ async function buildHomepage() {
     for (const dir of dirs) {
       try {
         const r2 = await fetch(API_VAULT + '?action=list&dir=' + dir.name);
-        /* HTML_GUARD_V2_BATCH */ const _t_d2=await r2.text(); const d2; {var _q=(_t_d2||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){d2={error:'[HTTP '+(r2.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{d2=JSON.parse(_q)}catch(e){d2={error:'[JSON] '+e.message}}}}
+        /* HTML_GUARD_V2_BATCH */ const _t_d2=await r2.text(); const d2=null; {var _q=(_t_d2||'').trim();if(_q.startsWith('<!DOCTYPE')||_q.startsWith('<html')){d2={error:'[HTTP '+(r2.status||'?')+'] Backend indisponible',isHtmlError:true};}else{try{d2=JSON.parse(_q)}catch(e){d2={error:'[JSON] '+e.message}}}}
         const files = (d2.files||[]).filter(f=>f.type==='file'&&f.name.endsWith('.md'));
         if (!files.length) continue;
         
diff --git a/weval-arena.html b/weval-arena.html
index 9f5f0bde8..c7604db3c 100644
--- a/weval-arena.html
+++ b/weval-arena.html
@@ -859,7 +859,7 @@ async function loadSystemData(){
   try{
     // State
     const stRes=await fetch('/api/l99-state.json?t='+Date.now());
-    /* HTML_GUARD_V2_BATCH */ const _t_st=await stRes.text(); const st; {var _q=(_t_st||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){st={error:"[HTTP "+(stRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{st=JSON.parse(_q)}catch(e){st={error:"[JSON] "+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_st=await stRes.text(); const st=null; {var _q=(_t_st||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){st={error:"[HTTP "+(stRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{st=JSON.parse(_q)}catch(e){st={error:"[JSON] "+e.message}}}}
     document.getElementById('kpiNR').textContent=(st.nonreg_pass||'?')+'/'+(st.nonreg_total||'?');
     document.getElementById('kpiState').textContent=(st.pass||'?')+'/'+(st.total||'?');
     document.getElementById('kpiDocker').textContent=st.docker_up||'?';
@@ -870,7 +870,7 @@ async function loadSystemData(){
   try{
     // Source of truth
     const sotRes=await fetch('/api/source-of-truth.json?t='+Date.now());
-    /* HTML_GUARD_V2_BATCH */ const _t_sot=await sotRes.text(); const sot; {var _q=(_t_sot||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){sot={error:"[HTTP "+(sotRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{sot=JSON.parse(_q)}catch(e){sot={error:"[JSON] "+e.message}}}}
+    /* HTML_GUARD_V2_BATCH */ const _t_sot=await sotRes.text(); const sot=null; {var _q=(_t_sot||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){sot={error:"[HTTP "+(sotRes.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{sot=JSON.parse(_q)}catch(e){sot={error:"[JSON] "+e.message}}}}
     const scores=sot.scores||{};
     const testDiv=document.getElementById('testList');
     let th='';
diff --git a/wevia-chat.html b/wevia-chat.html
index c1909241b..e5c3ffb9c 100644
--- a/wevia-chat.html
+++ b/wevia-chat.html
@@ -318,7 +318,7 @@ async function send() {
       const res2 = await fetch('/api/wevia-full-exec.php?m=' + encodeURIComponent(text), {
         signal: AbortSignal.timeout(20000)
       });
-      /* HTML_GUARD_V2_BATCH */ const _t_data2=await res2.text(); const data2; {var _q=(_t_data2||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){data2={error:"[HTTP "+(res2.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{data2=JSON.parse(_q)}catch(e){data2={error:"[JSON] "+e.message}}}}
+      /* HTML_GUARD_V2_BATCH */ const _t_data2=await res2.text(); const data2=null; {var _q=(_t_data2||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){data2={error:"[HTTP "+(res2.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{data2=JSON.parse(_q)}catch(e){data2={error:"[JSON] "+e.message}}}}
       const elapsed = ((Date.now() - t0) / 1000).toFixed(1) + 's';
       addMsg(data2.response || 'Pas de réponse', 'a', { engine: data2.provider || 'Exec', time: elapsed });
     } catch(err2) {
diff --git a/wevia-master.html b/wevia-master.html
index ed7c696d7..c1b3ac1cf 100644
--- a/wevia-master.html
+++ b/wevia-master.html
@@ -301,14 +301,14 @@ async function send(){
       // Fallback: try exec endpoint (JSON)
       showProgress('Fallback exec...', 50);
       const r2=await fetch('/api/wevia-full-exec.php?m='+encodeURIComponent(text),{signal:AbortSignal.timeout(120000)});
-      /* HTML_GUARD_V2_BATCH */ const _t_d2=await r2.text(); const d2; {var _q=(_t_d2||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){d2={error:"[HTTP "+(r2.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{d2=JSON.parse(_q)}catch(e){d2={error:"[JSON] "+e.message}}}}fullText=d2.response||'Pas de réponse';engine=d2.provider||'Exec'
+      /* HTML_GUARD_V2_BATCH */ const _t_d2=await r2.text(); const d2=null; {var _q=(_t_d2||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){d2={error:"[HTTP "+(r2.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{d2=JSON.parse(_q)}catch(e){d2={error:"[JSON] "+e.message}}}}fullText=d2.response||'Pas de réponse';engine=d2.provider||'Exec'
     }
     addMsg(fullText,'a',{engine,time:elapsed});
     chatHistory.push({role:"user",content:text},{role:"assistant",content:fullText});
   }catch(err){
     hideTyping();
     try{showProgress('Fallback exec...', 50);
-      const r2=await fetch('/api/wevia-full-exec.php?m='+encodeURIComponent(text));/* HTML_GUARD_V2_BATCH */ const _t_d2=await r2.text(); const d2; {var _q=(_t_d2||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){d2={error:"[HTTP "+(r2.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{d2=JSON.parse(_q)}catch(e){d2={error:"[JSON] "+e.message}}}}addMsg(d2.response||err.message,'a',{engine:'Fallback',time:((Date.now()-t0)/1000).toFixed(1)+'s'})}
+      const r2=await fetch('/api/wevia-full-exec.php?m='+encodeURIComponent(text));/* HTML_GUARD_V2_BATCH */ const _t_d2=await r2.text(); const d2=null; {var _q=(_t_d2||"").trim();if(_q.startsWith("<!DOCTYPE")||_q.startsWith("<html")){d2={error:"[HTTP "+(r2.status||"?")+"] Backend indisponible",isHtmlError:true};}else{try{d2=JSON.parse(_q)}catch(e){d2={error:"[JSON] "+e.message}}}}addMsg(d2.response||err.message,'a',{engine:'Fallback',time:((Date.now()-t0)/1000).toFixed(1)+'s'})}
     catch(e2){addMsg('Erreur: '+err.message,'a',{engine:'Error'})}
   }
   stEl.textContent='Connecté';hideProgress();busy=false;$('sendBtn').disabled=false;inp.focus();files=[];$('filePrev').innerHTML=''