Refactor: Use stric shell env for commands

The previous code duplicated the logic to prepare the shell environment
in temrinal profile and regular commands. Let's properly define the
same one in both places.

client/src/driver/BitbakeDriver.ts

@@ -46,17 +46,15 @@ export class BitbakeDriver {
 
   /// Execute a command in the bitbake environment
   async spawnBitbakeProcess (command: string): Promise<IPty> {
-    const { shell, script } = this.prepareCommand(command)
-    const cwd = this.getBuildConfig('workingDirectory')
-    const shellEnv = this.getBuildConfig('shellEnv')
+    const { shell, shellEnv, script, workingDirectory } = this.prepareCommand(command)
     await this.waitForBitbakeToFinish()
-    logger.debug(`Executing Bitbake command with ${shell} in ${cwd}: ${script}`)
+    logger.debug(`Executing Bitbake command with ${shell} in ${workingDirectory}: ${script}`)
     const child = pty.spawn(
       shell,
       ['-c', script],
       {
-        cwd: typeof(cwd) === 'string' ? cwd : undefined,
-        env: { ...process.env, ...(typeof shellEnv === 'object' ? shellEnv : {}) }
+        cwd: workingDirectory,
+        env: shellEnv
       }
     )
     this.bitbakeProcess = child
@@ -86,7 +84,7 @@ export class BitbakeDriver {
   } {
     const shell = process.env.SHELL ?? '/bin/sh'
     const tempShellEnv = this.getBuildConfig('shellEnv')
-    const shellEnv = typeof tempShellEnv === 'object' ? tempShellEnv : {}
+    const shellEnv =  {...process.env, ...(typeof tempShellEnv === 'object' ? tempShellEnv : {}) }
     const script = this.composeBitbakeScript(command)
     const tempWorkingDirectory = this.getBuildConfig('workingDirectory')
     const workingDirectory = typeof tempWorkingDirectory === 'string' ? tempWorkingDirectory : '.'
@@ -193,7 +191,7 @@ export class BitbakeDriver {
   }
 
   composeInteractiveCommand (): string {
-    return 'bash'
+    return 'printenv; bash'
   }
 
   composeDevshellCommand (recipe: string): string {

client/src/ui/BitbakeTerminalProfile.ts

@@ -29,6 +29,7 @@ export class BitbakeTerminalProfileProvider implements vscode.TerminalProfilePro
         shellPath: shell,
         shellArgs: ['-c', script],
         env: shellEnv,
+        strictEnv: true,
         cwd: workingDirectory,
         iconPath: vscode.Uri.file(path.resolve(__dirname, '../../images/yocto-view-icon.svg'))
       } satisfies vscode.TerminalOptions