wavelet init

Wavelet/frontend/entrypoint.sh

@@ -0,0 +1,39 @@
+#!/bin/sh
+
+set -e
+
+replace_placeholder() {
+  local placeholder="$1"
+  local real_value="$2"
+
+  if [ -z "$real_value" ]; then
+    echo "⚠️ WARNING: Environment variable for placeholder '${placeholder}' is not set. Skipping replacement."
+    return 0
+  fi
+
+  echo "🔍 Replacing placeholder '${placeholder}' with value '${real_value}'"
+
+  local escaped
+  escaped=$(printf '%s\n' "$real_value" | sed 's/[&/\]/\\&/g')
+
+  local files
+  if [ -f /app/.replace.files ]; then
+    files=$(grep -l "$placeholder" $(cat /app/.replace.files) 2>/dev/null || true)
+  fi
+
+  if [ -z "$files" ]; then
+    echo "⚠️  WARNING: placeholder '${placeholder}' not found in any file"
+  else
+    local count
+    count=$(echo "$files" | wc -l)
+    echo "$files" | xargs sed -i "s|${placeholder}|${escaped}|g"
+    echo "✅ Replaced '${placeholder}' in ${count} file(s)"
+  fi
+}
+
+replace_placeholder "https://build-placeholder.invalid" "$NEXT_PUBLIC_WAVELET_BACKEND_URL"
+replace_placeholder "https://build-placeholder-2.invalid" "$WAVELET_BACKEND_URL"
+replace_placeholder "__WAVELET_SESSION_COOKIE_NAME__" "$WAVELET_SESSION_COOKIE_NAME"
+replace_placeholder "__WAVELET_RATE_LIMIT_ENABLED__" "$WAVELET_RATE_LIMIT_ENABLED"
+
+exec "$@"