database removed outside

docs/INTRANET_DEPLOYMENT.md

@@ -61,9 +61,22 @@ Change these passwords from the dashboard profile panel before regular use.
 Each user stores projects under:
 
 ```text
-database/<username>/layout
+mxpic_EDA_database/<username>/layout
 ```
 
+Before starting the server, move the existing `database` folder beside the repo
+and rename it to `mxpic_EDA_database`:
+
+```text
+<parent-folder>/
+  mxpic_EDA/
+  mxpic_EDA_database/
+```
+
+The backend fails fast if the runtime database folder is missing or still inside
+the repository. Use `MXPIC_DATABASE_ROOT` only when the database must live in a
+different external location.
+
 ## Useful environment variables
 
 ```text
@@ -72,6 +85,7 @@ MXPIC_PORT=3000
 MXPIC_DEBUG=0
 MXPIC_SECRET_KEY=<long random string>
 MXPIC_COOKIE_SECURE=0
+MXPIC_DATABASE_ROOT=<path-to-mxpic_EDA_database>
 MXPIC_PDK_PUBLIC_ROOT=<path-to-public-foundries>
 MXPIC_PDK_ATLAS_ROOT=<path-to-atlas-foundries>
 ```