refactor: rename project and base

- Rename `Project`  => `Base`
- Rename `Base` => `Source`
- Remove `db` from data/meta api endpoints
- Add backward compatibility for old apis
- Migrations for renaming table and columns

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/nc-gui/components/general/language/Menu.vue

@@ -25,7 +25,7 @@ async function changeLanguage(lang: string) {
     <a
       href="https://docs.nocodb.com/engineering/translation/#how-to-contribute--for-community-members"
       target="_blank"
-      class="caption nc-project-menu-item py-2 text-primary underline hover:opacity-75"
+      class="caption nc-base-menu-item py-2 text-primary underline hover:opacity-75"
     >
       {{ $t('activity.translate') }}
     </a>
@@ -39,7 +39,7 @@ async function changeLanguage(lang: string) {
     :value="key"
     @click="changeLanguage(key)"
   >
-    <div :class="key === locale ? '!font-semibold !text-primary' : ''" class="nc-project-menu-item capitalize">
+    <div :class="key === locale ? '!font-semibold !text-primary' : ''" class="nc-base-menu-item capitalize">
       {{ Language[key] || lang }}
     </div>
   </a-menu-item>