Feature/ssl integration (#1)

* feat: update E2E testing configuration to use ssl

* fix: add IPv6 loopback support to mkcert generation command in CI workflow

* feat: centralize SSL certificate generation into a reusable workflow job

* fix: use static ip  in mkcert command

* fix: correct mkcert command args

* feat: implement certificate caching in CI workflow to persist SSL files across jobs

* refactor: optimize CI workflow caching

* ci: implement certificate caching in workflow

* fix: correct certificate caching keys and fix environment file paths in CI workflows

* fix: correct environment file paths and parallelize frontend dependency installation in CI workflow

* test: set TZ environment variable to Asia/Kolkata in vitest configuration

* fix: force en-US locale in Intl formatters to ensure consistent date and time output

* fix: update MAILPIT_API_URL protocol from https to http in e2e environment example

* chore: set test timezone to Asia/Kolkata

* ci: add sll support and enhance e2e workflow

* ci: improve compatibility for docker-compose execution

* refactor: improve container orchestration detection and fallback logic in e2e test script

* feat: add container runtime validation and force docker usage in CI environment

* feat: add caching for Playwright dependencies in CI workflow

* chore: update restart policy to unless-stopped for postgres and mailpit services in e2e docker-compose

---------

Co-authored-by: ramvignesh-b <ramvignesh-b@github.com>

docker-compose.e2e.yml

@@ -0,0 +1,19 @@
+services:
+  db:
+    image: postgres:16-alpine
+    container_name: ${DB_NAME}
+    environment:
+      POSTGRES_DB: ${DB_NAME}
+      POSTGRES_USER: ${DB_USER}
+      POSTGRES_PASSWORD: ${DB_PASSWORD}
+    ports:
+      - "${DB_PORT}:5432"
+    restart: unless-stopped
+
+  mailpit:
+      image: axllent/mailpit
+      container_name: piku_test_mail
+      ports:
+        - "${EMAIL_API_PORT}:8025"
+        - "${EMAIL_PORT}:1025"
+      restart: unless-stopped