fix(rag): Handle large file uploads + don't abort on individual failures

- Extended timeout (15 min) for files > 500KB (BGB is 1.5MB)
- upload_file returns 0 even on failure so set -e doesn't kill script
- Failed uploads are still counted and reported in summary

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

scripts/ingest-legal-corpus.sh

@@ -19,6 +19,7 @@ QDRANT_URL="${QDRANT_URL:-http://localhost:6333}"
 SDK_URL="${SDK_URL:-https://localhost:8093}"
 DB_URL="${DB_URL:-postgresql://localhost:5432/breakpilot?search_path=compliance,core,public}"
 CURL_OPTS="-sk --connect-timeout 10 --max-time 300"
+CURL_OPTS_LARGE="-sk --connect-timeout 10 --max-time 900"
 
 # Counters
 UPLOADED=0
@@ -60,7 +61,7 @@ upload_file() {
   if [[ ! -f "$file" ]]; then
     warn "File not found: $file"
     FAILED=$((FAILED + 1))
-    return 1
+    return 0  # Don't abort script
   fi
 
   local filesize
@@ -68,13 +69,20 @@ upload_file() {
   if [[ "$filesize" -lt 100 ]]; then
     warn "File too small (${filesize}B), skipping: $label"
     SKIPPED=$((SKIPPED + 1))
-    return 1
+    return 0  # Don't abort script
   fi
 
   log "Uploading: $label → $collection ($(( filesize / 1024 ))KB)"
 
+  # Use longer timeout for large files (>500KB)
+  local curl_opts="$CURL_OPTS"
+  if [[ "$filesize" -gt 512000 ]]; then
+    curl_opts="$CURL_OPTS_LARGE"
+    log "  (large file, using extended timeout)"
+  fi
+
   local response
-  response=$(curl $CURL_OPTS -X POST "$RAG_URL" \
+  response=$(curl $curl_opts -X POST "$RAG_URL" \
     -F "file=@${file}" \
     -F "collection=${collection}" \
     -F "data_type=${data_type}" \
@@ -98,9 +106,9 @@ upload_file() {
     UPLOADED=$((UPLOADED + 1))
   else
     fail "Upload failed: $label"
-    fail "Response: $response"
+    fail "Response: ${response:0:200}"
     FAILED=$((FAILED + 1))
-    return 1
+    return 0  # Don't abort script on individual upload failure
   fi
 }