Update environment configuration, Docker setup, and frontend/backend dependencies

- Updated .env.example and .env files for backend and frontend with placeholder values.
- Enhanced .gitignore to include additional files and directories.
- Modified docker-compose.yml to change image names and improve service health checks.
- Updated README.md and SETUP_THE_PROJECT.md for clearer setup instructions.
- Added database initialization scripts and SQL files for structured database setup.
- Updated frontend Dockerfile to use Node.js 22 and adjusted package.json scripts.
- Improved error handling and logging in start scripts for better debugging.
- Added reCAPTCHA support in the signup page with conditional loading based on environment variables.

worklenz-frontend/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:18-alpine AS build
+FROM node:22-alpine AS build
 
 WORKDIR /app
 
@@ -9,7 +9,7 @@ RUN npm ci
 COPY . .
 RUN npm run build
 
-FROM node:18-alpine AS production
+FROM node:22-alpine AS production
 
 WORKDIR /app