diff --git a/apply_events.cfm b/apply_events.cfm
index fff3ab2..23e4051 100644
--- a/apply_events.cfm
+++ b/apply_events.cfm
@@ -16,6 +16,14 @@
     <cfelseif NOT len(supplementId)>
         <cfset result.error = "supplement_id required (JSON body)">
     <cfelse>
+        <!--- Идемпотентность --->
+        <cfquery name="dupCheck" datasource="baza">
+            SELECT COUNT(*) as cnt FROM spec_events
+            WHERE supplement_id = <cfqueryparam value="#supplementId#" cfsqltype="cf_sql_varchar">
+        </cfquery>
+        <cfif dupCheck.cnt GT 0>
+            <cfset result = {ok: true, skipped: true, message: "supplement already processed"}>
+        <cfelse>
         <cftransaction>
             <cfset seq = 0>
             <cfquery name="sq" datasource="baza">
@@ -24,28 +32,31 @@
             </cfquery>
             <cfset seq = sq.m>
 
-            <!--- full_replace: явные DELETE для аудита --->
+            <!--- full_replace: guard от пустого ops --->
+            <cfif url.mode EQ "full_replace" AND arrayLen(ops) EQ 0>
+                <cfthrow message="full_replace: LLM вернул пустой ops, спецификация НЕ изменена">
+            </cfif>
+
+            <!--- full_replace: явные DELETE для аудита (массовый INSERT) --->
             <cfif url.mode EQ "full_replace">
-                <cfquery name="curRows" datasource="baza">
-                    SELECT name_hash, name, price, qty, sum, date_start
+                <cfquery datasource="baza">
+                    INSERT INTO spec_events (contract_id, supplement_id, seq, action, target_hash, comment, status)
+                    SELECT 
+                        <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">,
+                        <cfqueryparam value="#supplementId#" cfsqltype="cf_sql_varchar">,
+                        <cfqueryparam value="#seq#" cfsqltype="cf_sql_integer"> + ROW_NUMBER() OVER (),
+                        'DELETE',
+                        name_hash,
+                        'full_replace',
+                        'applied'
                     FROM spec_current
                     WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
                 </cfquery>
-                <cfloop query="curRows">
-                    <cfset seq++>
-                    <cfquery datasource="baza">
-                        INSERT INTO spec_events (contract_id, supplement_id, seq, action, target_hash, comment, status)
-                        VALUES (
-                            <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">,
-                            <cfqueryparam value="#supplementId#" cfsqltype="cf_sql_varchar">,
-                            <cfqueryparam value="#seq#" cfsqltype="cf_sql_integer">,
-                            'DELETE',
-                            <cfqueryparam value="#curRows.name_hash#" cfsqltype="cf_sql_varchar">,
-                            'full_replace',
-                            'applied'
-                        )
-                    </cfquery>
-                </cfloop>
+                <cfquery name="cntDel" datasource="baza">
+                    SELECT COUNT(*) as cnt FROM spec_current
+                    WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
+                </cfquery>
+                <cfset seq = seq + cntDel.cnt>
                 <cfquery datasource="baza">
                     DELETE FROM spec_current WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
                 </cfquery>
@@ -54,6 +65,25 @@
             <!--- Применить операции --->
             <cfset summary = {added: 0, updated: 0, deleted: 0, unresolved: 0}>
 
+            <!--- Pre-fetch: собрать все target_hash для UPDATE, один SELECT вместо N+1 --->
+            <cfset updateHashes = []>
+            <cfloop array="#ops#" index="op">
+                <cfif op.action EQ "UPDATE">
+                    <cfset arrayAppend(updateHashes, op.target_hash)>
+                </cfif>
+            </cfloop>
+            <cfset oldValues = {}>
+            <cfif arrayLen(updateHashes) GT 0>
+                <cfquery name="oldBatch" datasource="baza">
+                    SELECT name_hash, price, qty, sum, date_start FROM spec_current
+                    WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
+                    AND name_hash IN (<cfloop from="1" to="#arrayLen(updateHashes)#" index="hi"><cfif hi GT 1>,</cfif><cfqueryparam value="#updateHashes[hi]#" cfsqltype="cf_sql_varchar"></cfloop>)
+                </cfquery>
+                <cfloop query="oldBatch">
+                    <cfset oldValues[oldBatch.name_hash] = {price: oldBatch.price, qty: oldBatch.qty, sum: oldBatch.sum, date_start: oldBatch.date_start}>
+                </cfloop>
+            </cfif>
+
             <cfloop array="#ops#" index="op">
                 <cfset seq++>
                 <cfset action = op.action>
@@ -61,9 +91,9 @@
                 <cfif action EQ "ADD">
                     <cfset nr = op.new_row>
                     <cfset nm = structKeyExists(nr, 'name') ? nr.name : ''>
-                    <cfset pr = (structKeyExists(nr, 'price') AND len(nr.price)) ? nr.price : ''>
-                    <cfset qt = (structKeyExists(nr, 'qty') AND len(nr.qty)) ? nr.qty : ''>
-                    <cfset sm = (structKeyExists(nr, 'sum') AND len(nr.sum)) ? nr.sum : ''>
+                    <cfset pr = (structKeyExists(nr, 'price') AND isNumeric(nr.price)) ? nr.price : ''>
+                    <cfset qt = (structKeyExists(nr, 'qty') AND isNumeric(nr.qty)) ? nr.qty : ''>
+                    <cfset sm = (structKeyExists(nr, 'sum') AND isNumeric(nr.sum)) ? nr.sum : ''>
                     <cfset ds = (structKeyExists(nr, 'date_start') AND len(nr.date_start)) ? nr.date_start : ''>
 
                     <cfquery name="evt" datasource="baza">
@@ -90,25 +120,34 @@
                             <cfqueryparam value="#qt#" cfsqltype="cf_sql_float" null="#len(qt) EQ 0#">,
                             <cfqueryparam value="#sm#" cfsqltype="cf_sql_float" null="#len(sm) EQ 0#">,
                             <cfqueryparam value="#ds#" cfsqltype="cf_sql_varchar" null="#len(ds) EQ 0#">,
-                            <cfqueryparam value="#evt.id#" cfsqltype="cf_sql_varchar">
+                            <cfqueryparam value="#evt.id#" cfsqltype="cf_sql_char" maxlength="36">,
                         )
                     </cfquery>
                     <cfset summary.added++>
 
                 <cfelseif action EQ "UPDATE">
                     <cfset th = op.target_hash>
-                    <cfquery name="old" datasource="baza">
-                        SELECT price, qty, sum, date_start FROM spec_current
-                        WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
-                            AND name_hash = <cfqueryparam value="#th#" cfsqltype="cf_sql_varchar">
-                    </cfquery>
-                    <cfif old.recordCount EQ 0>
-                        <cfthrow message="UPDATE target not found: #th#">
-                    </cfif>
+                    <cfif NOT structKeyExists(oldValues, th)>
+                        <!--- target_hash не найден — создаём UNRESOLVED вместо падения --->
+                        <cfquery datasource="baza">
+                            INSERT INTO spec_events (contract_id, supplement_id, seq, action, new_values, comment, status)
+                            VALUES (
+                                <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">,
+                                <cfqueryparam value="#supplementId#" cfsqltype="cf_sql_varchar">,
+                                <cfqueryparam value="#seq#" cfsqltype="cf_sql_integer">,
+                                'UNRESOLVED',
+                                <cfqueryparam value="#serializeJSON(structKeyExists(op,'new_values') ? op.new_values : {})#" cfsqltype="cf_sql_varchar">::jsonb,
+                                <cfqueryparam value="UPDATE target_hash not found: #th#" cfsqltype="cf_sql_varchar">,
+                                'pending'
+                            )
+                        </cfquery>
+                        <cfset summary.unresolved++>
+                    <cfelse>
+                    <cfset old = oldValues[th]>
                     <cfset nv = structKeyExists(op, 'new_values') ? op.new_values : {}>
-                    <cfset newPrice = structKeyExists(nv, 'price') AND len(nv.price) ? nv.price : old.price>
-                    <cfset newQty = structKeyExists(nv, 'qty') AND len(nv.qty) ? nv.qty : old.qty>
-                    <cfset newSum = structKeyExists(nv, 'sum') AND len(nv.sum) ? nv.sum : old.sum>
+                    <cfset newPrice = structKeyExists(nv, 'price') AND isNumeric(nv.price) ? nv.price : old.price>
+                    <cfset newQty = structKeyExists(nv, 'qty') AND isNumeric(nv.qty) ? nv.qty : old.qty>
+                    <cfset newSum = structKeyExists(nv, 'sum') AND isNumeric(nv.sum) ? nv.sum : old.sum>
                     <cfset newDate = structKeyExists(nv, 'date_start') AND len(nv.date_start) ? nv.date_start : old.date_start>
 
                     <cfquery name="evt" datasource="baza">
@@ -138,6 +177,7 @@
                             AND name_hash = <cfqueryparam value="#th#" cfsqltype="cf_sql_varchar">
                     </cfquery>
                     <cfset summary.updated++>
+                    </cfif>
 
                 <cfelseif action EQ "DELETE">
                     <cfset th = op.target_hash>
@@ -179,6 +219,7 @@
 
             <cfset result = {ok: true, contract_id: url.contract_id, supplement_id: supplementId, summary: summary}>
         </cftransaction>
+        </cfif>
     </cfif>
     <cfcatch>
         <cfset result = {ok: false, error: cfcatch.message, detail: cfcatch.detail}>
diff --git a/deploy/convert_server.py b/deploy/convert_server.py
index 04fabf4..0e71e4e 100755
--- a/deploy/convert_server.py
+++ b/deploy/convert_server.py
@@ -7,13 +7,13 @@ class ThreadingHTTPServer(ThreadingMixIn, HTTPServer):
     """Многопоточный HTTP-сервер."""
     daemon_threads = True
 from urllib.parse import urlparse, parse_qs
-import subprocess, tempfile, os, sys, json, time
+import subprocess, tempfile, os, sys, json, time, re
 
 import httpx
 from llm_prompt import build_prompt
 
 LLM_URL = "https://api.aillm.ru/v1/chat/completions"
-LLM_KEY = "sk-ucI5YvOticoOQ9Kuj5K9mQ"
+LLM_KEY = os.environ.get("LLM_KEY", "")
 LLM_MODEL = "gpt-oss-120b"
 LUCEE_URL = "https://contractor.luceek8s.dev.nubes.ru"
 
@@ -91,6 +91,10 @@ class Handler(BaseHTTPRequestHandler):
         if not cid:
             self.send_error(400, "contract_id required")
             return
+        # Validate UUID to prevent SQL injection
+        if not re.fullmatch(r'[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}', cid, re.I):
+            self.send_error(400, "invalid contract_id format")
+            return
 
         self.send_response(200)
         self.send_header("Content-Type", "text/event-stream; charset=utf-8")
@@ -103,6 +107,12 @@ class Handler(BaseHTTPRequestHandler):
         t0 = time.time()
 
         try:
+            # 0. Сброс предыдущих результатов сравнения
+            r = httpx.get(f"{LUCEE_URL}/reset_contract.cfm?contract_id={cid}", timeout=10)
+            if r.status_code != 200:
+                self._sse({"type": "error", "message": f"reset failed: HTTP {r.status_code}"})
+                return
+
             # 1. Список supplements
             supps = self._lucee_query(
                 f"SELECT s.id, s.type, d.filename FROM supplements s "
@@ -140,9 +150,15 @@ class Handler(BaseHTTPRequestHandler):
                 if not docs:
                     continue
                 ej = docs[0]["elements_json"]
+                # Lucee JSONB может вернуть: строку, dict-обёртку {Value,Type}, или уже список
                 if isinstance(ej, dict) and "Value" in ej:
                     ej = ej["Value"]
-                elements = json.loads(ej)
+                if isinstance(ej, str):
+                    elements = json.loads(ej)
+                elif isinstance(ej, list):
+                    elements = ej
+                else:
+                    elements = []
                 # Lucee serializeJSON → UPPERCASE keys, normalize to lowercase
                 elements = [{k.lower(): v for k, v in el.items()} for el in elements]
                 lines = []
diff --git a/index.cfm b/index.cfm
index 45675c5..b2ee0d0 100644
--- a/index.cfm
+++ b/index.cfm
@@ -71,14 +71,14 @@
 <body>
 <div class="topbar">
   <img src="/nubes-logo.svg" alt="Nubes">
-  <span class="title">Сверка договоров — LLM <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.0.91 — Lucee</span></span>
+  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.0.104 — Lucee</span></span>
 </div>
 
 <div class="content">
   <div class="card">
     <div class="card-header">
       <i data-lucide="folder-open" style="width:18px;height:18px;"></i>
-      Загрузка договоров приложений спецификаций
+      Загрузка договоров/приложений/спецификаций
     </div>
     <div class="card-body">
       <input type="file" id="fileInput" accept=".docx,.doc,.pdf,.zip" multiple style="margin-bottom:12px;width:100%;">
@@ -557,9 +557,7 @@ async function showText(i) {
       }
       rightHtml += '<div style="margin-top:10px;font-weight:600;font-size:12px;">Все элементы:</div>';
       rightHtml += '<pre>' + textify + '</pre>';
-      rightHtml += '<div class="kv" style="margin-top:10px;"><span class="k">doc_id</span><span class="v">' + (f.doc_id || '—') + '</span></div>';
       if (f.supp_id) {
-        rightHtml += '<div class="kv"><span class="k">supp_id</span><span class="v">' + f.supp_id + '</span></div>';
         rightHtml += '<div class="kv"><span class="k">Тип ДС</span><span class="v">' + (f.supp_type || '—') + '</span></div>';
       }
     } catch(e) {
diff --git a/reset_contract.cfm b/reset_contract.cfm
new file mode 100644
index 0000000..cd09040
--- /dev/null
+++ b/reset_contract.cfm
@@ -0,0 +1,29 @@
+<cfsetting showdebugoutput="no" enablecfoutputonly="true">
+<cfheader name="Content-Type" value="application/json; charset=utf-8">
+
+<cfparam name="url.contract_id" default="">
+
+<cfset result = {ok: false, error: ""}>
+
+<cftry>
+    <cfif NOT len(url.contract_id)>
+        <cfset result.error = "contract_id required">
+    <cfelse>
+        <cftransaction>
+            <cfquery datasource="baza">
+                DELETE FROM spec_current
+                WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
+            </cfquery>
+            <cfquery datasource="baza">
+                DELETE FROM spec_events
+                WHERE contract_id = <cfqueryparam value="#url.contract_id#" cfsqltype="cf_sql_varchar">
+            </cfquery>
+        </cftransaction>
+        <cfset result = {ok: true, contract_id: url.contract_id}>
+    </cfif>
+    <cfcatch>
+        <cfset result = {ok: false, error: cfcatch.message}>
+    </cfcatch>
+</cftry>
+
+<cfoutput>#serializeJSON(result)#</cfoutput>