सॉफ्टवेअर सामान्यतः अनेक environments द्वारे डिप्लॉय केला जातो — जसे development, staging, आणि production — प्रत्येक कोड ते लाइव वापरकर्त्यांपर्यंतच्या मार्गात एक उद्देश्य पूरण करतो. कोड environments द्वारे प्रचार करण्याने वास्तविक वापरकर्त्यांपर्यंत पोहोचण्यापूर्वी समस्या पकडल्या जातात.
विशिष्ट environments
DEVELOPMENT (dev) → where developers build and test (local or a shared dev environment);
unstable, frequent changes, experimentation
STAGING (test/QA/pre-prod) → a PRODUCTION-LIKE environment for final testing:
→ mirrors production (same config/infrastructure as closely as possible)
→ run integration/E2E tests, QA, UAT before releasing
→ catch issues in a safe, prod-like setting BEFORE real users see them
PRODUCTION (prod) → the LIVE environment serving real users:
→ stability is critical; changes are careful and monitored
