feat: migrate to pnpm from yarn (#7593)

* chore(repo): migrate to pnpm

* chore(repo): cleanup pnpm integration with turbo

* chore(repo): run lint

* chore(repo): cleanup tsconfigs

* chore: align TypeScript to 5.8.3 across monorepo; update pnpm override and catalog; pnpm install to update lockfile

* chore(repo): revert logger.ts changes

* fix: type errors

* fix: build errors

* fix: pnpm home setup in dockerfiles

---------

Co-authored-by: sriramveeraghanta <veeraghanta.sriram@gmail.com>
Co-authored-by: Prateek Shourya <prateekshourya29@gmail.com>

pnpm-workspace.yaml

@@ -0,0 +1,11 @@
+packages:
+  - apps/*
+  - packages/*
+  - "!apps/api"
+  - "!apps/proxy"
+
+onlyBuiltDependencies:
+  - turbo
+  - sharp
+
+useNodeVersion: 22.18.0