[SCC Practice 6] Reduce the build and startup time

1. Add configuration: smartedittools.only.build.once=true in local.properties to skip rush build and pnpm install.
2. Remove/comment on some unnecessary extensions in localextensions.xml file.
3. Build on the modified extension instead of ant all for all extensions.
4. Using JRebel
   • https://help.sap.com/docs/SAP_COMMERCE/d0224eca81e249cb821f2cdf45a82ace/8be5ab06866910149c83e0bd4a187fd8.html
5. …

NOTE: We can apply the one-by-one method above; we are not required to use all of them.

Ref: https://community.sap.com/t5/crm-and-cx-blogs-by-sap/best-tips-to-reduce-build-time-of-sap-commerce-cloud/ba-p/13563311

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