ci: fix YAML parse error — replace Python heredoc with shell grep

.gitea/workflows/ci.yaml

@@ -86,26 +86,15 @@ jobs:
 
       - name: Generate ELP master declarations header
         run: |
-          python3 - <<'PYEOF'
-import os, re
-dist = 'dist'
-decls = set()
-guard_pat = re.compile(r'^(el_val_t|void|int|char\*|const char\*)\s+\w+\s*\(')
-for fn in sorted(os.listdir(dist)):
-    if not fn.endswith('.c'):
-        continue
-    with open(os.path.join(dist, fn)) as f:
-        for line in f:
-            line = line.rstrip()
-            if guard_pat.match(line) and line.endswith(';'):
-                decls.add(line)
-header = ['/* Auto-generated C forward declarations for ELP cross-module calls */',
-          '#pragma once', '#include "el_runtime.h"', '']
-header += sorted(decls)
-with open(os.path.join(dist, 'elp-c-decls.h'), 'w') as f:
-    f.write('\n'.join(header) + '\n')
-print(f"Generated elp-c-decls.h with {len(decls)} declarations")
-PYEOF
+          {
+            printf '/* Auto-generated C forward declarations for ELP cross-module calls */\n'
+            printf '#pragma once\n'
+            printf '#include "el_runtime.h"\n'
+            printf '\n'
+            grep -h -E '^(el_val_t|void|int|char\*|const char\*)[[:space:]]+[a-zA-Z_][a-zA-Z0-9_]*[[:space:]]*\(' dist/*.c 2>/dev/null \
+              | grep ';$' | sort -u
+          } > dist/elp-c-decls.h
+          echo "Generated elp-c-decls.h with $(grep -c ';' dist/elp-c-decls.h 2>/dev/null || echo 0) declarations"
 
       - name: Build neuron soul binary
         run: |