feat: implement pydantic multi env setup and removed node based version

README.md

@@ -20,9 +20,10 @@ A multi-tenant SaaS backend built with FastAPI, PostgreSQL, and SQLAlchemy.
 
 ## Prerequisites
 
+- Python 3.12+
+- PostgreSQL 12+
 - Python 3.10+
 - PostgreSQL 12+
-- Node.js (for npm scripts)
 
 ## Getting Started
 
@@ -44,7 +45,7 @@ python -m venv venv
 
 ```bash
 pip install -r requirements.txt
-npm install  # For cross-env support in npm scripts
+pip install -r requirements.txt
 ```
 
 ### 4. Environment Configuration
@@ -112,11 +113,11 @@ alembic revision --autogenerate -m "Initial schema"
 #### Run Migrations
 
 ```bash
-# Using npm scripts (recommended - handles APP_ENV automatically)
-npm run migrate:local
-npm run migrate:dev
-npm run migrate:prod
-npm run migrate:test
+# Using manage.py (recommended - handles APP_ENV automatically)
+python manage.py migrate --env local
+python manage.py migrate --env development
+python manage.py migrate --env production
+python manage.py migrate --env testing
 
 # Or using alembic directly
 $env:APP_ENV="local"  # Set environment first
@@ -148,20 +149,20 @@ After running migrations, seed the database with initial data:
 
 ```bash
 # Seed super admin user
-npm run seed:superadmin:local
+python manage.py seed superadmin --env local
 
 # Seed default color palettes
-npm run seed:palettes:local
+python manage.py seed palettes --env local
 ```
 
 ### 7. Run the Application
 
 ```bash
-# Using npm scripts (recommended)
-npm run local      # Local environment
-npm run dev        # Development environment
-npm run prod       # Production environment
-npm run test       # Testing environment
+# Using manage.py (recommended)
+python manage.py run --env local      # Local environment
+python manage.py run --env development        # Development environment
+python manage.py run --env production       # Production environment
+python manage.py run --env testing       # Testing environment
 
 # Or using Python directly
 python run.py
@@ -209,7 +210,8 @@ backend/
 │   ├── seed_palettes.py
 │   └── seed_superadmin.py
 ├── alembic.ini        # Alembic configuration
-├── package.json       # NPM scripts
+├── alembic.ini        # Alembic configuration
+├── manage.py          # Management CLI script
 ├── requirements.txt   # Python dependencies
 └── run.py            # Application entry point
 ```