Normalize lab docs and keep reusable TNS alias

scenarios/02-shared-app-account/README.md

@@ -19,8 +19,8 @@ Before Oracle Deep Data Security, a technical account or connection pool can que
 Run SQL scripts from the repository root. On Linux/macOS/WSL:
 
 ```bash
-cd ~/DEEP-DATA-SECURITY/oracle-deep-data-security-lab
-export TNS_ADMIN=~/DEEP-DATA-SECURITY/wallet-ddslab
+cd <repo-root>
+export TNS_ADMIN=<wallet-directory>
 ```
 
 Connect as the lab administrator:
@@ -31,10 +31,13 @@ sql admin@ddslab_tunnel
 
 SQLcl note: when running a script with `@file.sql`, press Enter once and wait for the output. Do not type `/` afterward, because `/` reruns the last command in the SQLcl buffer.
 
+
+Connection alias note: ddslab_tunnel is the TNS alias configured in the wallet `tnsnames.ora` for this lab. If your wallet uses another alias, replace ddslab_tunnel with your own service alias.
+
 On Windows PowerShell:
 
 ```powershell
-cd C:\Users\rodrigo\Documents\Codex\oracle-deep-data-security-lab
+cd <repo-root>
 sql admin@ddslab_tunnel
 ```
 

scenarios/02-shared-app-account/RUNBOOK.md

@@ -21,8 +21,8 @@ Show that a shared technical application account should not be the real data aut
 1. From the repository root, connect as `ADMIN`:
 
    ```bash
-   cd ~/DEEP-DATA-SECURITY/oracle-deep-data-security-lab
-   export TNS_ADMIN=~/DEEP-DATA-SECURITY/wallet-ddslab
+   cd <repo-root>
+   export TNS_ADMIN=<wallet-directory>
    sql admin@ddslab_tunnel
    ```
 
@@ -30,6 +30,9 @@ Show that a shared technical application account should not be the real data aut
 
    SQLcl note: after running a script with `@file.sql`, do not type `/`. The slash reruns the last command in the SQLcl buffer and can make a successful command look like an error.
 
+
+Connection alias note: ddslab_tunnel is the TNS alias configured in the wallet `tnsnames.ora` for this lab. If your wallet uses another alias, replace ddslab_tunnel with your own service alias.
+
 2. Reset the scenario:
 
    ```sql

scenarios/02-shared-app-account/WORKSHOP.md

@@ -39,13 +39,16 @@ End user -> application connection pool -> DDS_APP database session
 ## Before You Begin
 
 ```bash
-cd ~/DEEP-DATA-SECURITY/oracle-deep-data-security-lab
-export TNS_ADMIN=~/DEEP-DATA-SECURITY/wallet-ddslab
+cd <repo-root>
+export TNS_ADMIN=<wallet-directory>
 sql admin@ddslab_tunnel
 ```
 
 SQLcl note: after running `@file.sql`, do not type `/`; it reruns the previous command.
 
+
+Connection alias note: ddslab_tunnel is the TNS alias configured in the wallet `tnsnames.ora` for this lab. If your wallet uses another alias, replace ddslab_tunnel with your own service alias.
+
 ## Lab 1 - Prepare The Environment
 
 ### Task 1.1 - Reset The Scenario