Add leads handlers, WhatsApp integration, and test files

apps/go-crm/Dockerfile

@@ -6,8 +6,14 @@ RUN pacman -Syu --noconfirm && \
       git \
       sqlite \
       curl \
+      nodejs \
+      npm \
+      chromium \
     && pacman -Scc --noconfirm
 
+ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
+ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium
+
 WORKDIR /tmp
 
 RUN curl -sSL https://github.com/air-verse/air/releases/download/v1.27.10/air_1.27.10_linux_amd64.tar.gz | tar -xz && \