Update all powershell code blocks to bash

Provides better highlighting with the version mdbook is using.

src/dotnet.md

@@ -4,12 +4,12 @@
 	- `dotnet new list`
 	- `dotnet new gitignore` adds a .gitignore to the current directory.
 
-```powershell
+```bash
 # View .NET installed versions and information.
 dotnet --info
 ```
 
-```powershell
+```bash
 # Restore packages.
 dotnet restore
 
@@ -17,7 +17,9 @@ dotnet watch run
 ```
 
 ## Environment variables
-```powershell
+```bash
+# launchSettings.json can typically set these.
+# See https://learn.microsoft.com/en-us/aspnet/core/fundamentals/environments?view=aspnetcore-7.0#development-and-launchsettingsjson
 $Env:ASPNETCORE_ENVIRONMENT = "Development"
 $Env:NETCORE_ENVIRONMENT = "Development"
 ```
@@ -27,7 +29,7 @@ The `ASPNETCORE_ENVIRONMENT` value overrides `DOTNET_ENVIRONMENT`.
 ## Entity Framework Core Tools
 [CLI reference](https://docs.microsoft.com/en-us/ef/core/cli/dotnet).
 
-```powershell
+```bash
 # Install a tool globally.
 dotnet tool install --global dotnet-ef
 
@@ -42,7 +44,7 @@ dotnet tool search searchTerm
 ```
 
 ## Add SQLite
-```powershell
+```bash
 dotnet add package Microsoft.EntityFrameworkCore.Sqlite
 dotnet add package Microsoft.EntityFrameworkCore.Design
 ```
@@ -93,7 +95,7 @@ using (var scope = app.Services.CreateScope()) {
 ```
 
 ### Create Initial Migration
-```powershell
+```bash
 dotnet ef migrations add InitialCreate -o Data/Migrations
 dotnet ef database update
 ```
@@ -101,7 +103,7 @@ dotnet ef database update
 ## Example: .NET API with Angular Frontend and XUnit Testing
 This example sets up a new .NET webapi project with XUnit testing and an Angular frontend.
 
-```powershell
+```bash
 # From repo root:
 dotnet new sln
 dotnet new webapi -o API
@@ -125,12 +127,12 @@ git commit -m "Add new Angular application"
 ```
 
 ## Running via Windows Terminal
-```powershell
+```bash
 wt -d .\ --title 'Repo Root' `; nt -d .\client\ --title 'ng serve' `; split-pane -H -d .\API\ --title 'dotnet watch run' `; nt -d .\client\src\app\ --title 'ng g ...'`; nt -d .\client\ --title 'ng test' `; split-pane -H -d .\ --title 'dotnet test'
 ```
 
 ### Alternatively
-```powershell
+```bash
 # From repo root:
 cd .\API\
 dotnet run

src/golang.md

@@ -1,6 +1,6 @@
 # Go
 
-```powershell
+```bash
 # Initialize a new module.
 go mod init example.com/hello
 
@@ -25,7 +25,7 @@ go install
 ```
 
 ## Information
-```powershell
+```bash
 # Get Go's version.
 go version
 
@@ -37,7 +37,7 @@ go env
 ```
 
 ## Requirements
-```powershell
+```bash
 # Update go.mod to point a module to a local directory.
 go mod edit -replace example.com/greetings=../greetings
 
@@ -49,7 +49,7 @@ go get .
 ```
 
 ## Workspaces
-```powershell
+```bash
 # Initialize a workspace with an existing module.
 go work init ./hello
 
@@ -58,13 +58,13 @@ go work use ./example
 ```
 
 ## Utilities
-```powershell
+```bash
 # Generate a TLS/SSL cert. Get GOPATH from `go env`.
 go run 'C:\Program Files\Go\src\crypto\tls\generate_cert.go' --rsa-bits=2048 --host=localhost
 ```
 
 ## Testing
-```powershell
+```bash
 # Get basic test coverage, per file.
 go test -cover ./...
 

src/powershell.md

@@ -2,53 +2,53 @@
 
 List all files with a particular extension in the current directory and its children, with results sorted by full file name.
 
-```powershell
+```bash
 Get-ChildItem -Path .\ -Filter *.sln -Recurse -File | Select Fullname | Sort-Object Fullname
 ```
 
 List the 10 largest files in the current directory and subdirectories.
-```powershell
+```bash
 gci -r | sort Length -desc | select @{n="Length";e={$_.length}}, fullname -f 10
 ```
 
 Search Files.ps1
-```powershell
+```bash
 Get-ChildItem -Recurse -Include *.item | select-string "<term>"
 gci -r -i *.item | select-string "<term>"
 gci -r -i *.* -exclude *.dll,*.xml | select-string "<term>"
 ```
 
 Search with Git Grep.ps1
-```powershell
+```bash
 # Can only be run within a Git repository, but this will also search untracked files, as well as those that are tracked.
 git grep --untracked '<term>'
 ```
 
 ## Environment variables
 Get all environment variables.
-```powershell
+```bash
 dir Env:
 ```
 
 Get environment variables at a certain scope.
-```powershell
+```bash
 [System.Environment]::GetEnvironmentVariables('User')
 [System.Environment]::GetEnvironmentVariables('Machine')
 ```
 
 Get a particular environment variable.
-```powershell
+```bash
 [Environment]::GetEnvironmentVariable("NAME_OF_VARIABLE")
 [Environment]::GetEnvironmentVariable("NAME_OF_VARIABLE", "Machine")
 [Environment]::GetEnvironmentVariable("NAME_OF_VARIABLE", "User")
 ```
 
 Set an environment variable
-```powershell
+```bash
 $Env:NAME_OF_VARIABLE = "value"
 ```
 
 Remove an environment variable
-```powershell
+```bash
 Remove-Item Env:\NAME_OF_VARIABLE
 ```

src/powershell/profile.md

@@ -1,12 +1,12 @@
 # PowerShell Profile
 
 ## Refresh PowerShell Profile
-```powershell
+```bash
 . $profile
 ```
 
 ## My Windows PowerShell Profile
-```powershell
+```bash
 Import-Module posh-git
 Import-Module oh-my-posh
 Import-Module Terminal-Icons

src/sqlite.md

@@ -5,7 +5,7 @@ For a CLI on Windows, [download](https://www.sqlite.org/download.html) sqlite-to
 ## Import a tsv file into a new database.
 This assumes the tsv has a header row.
 
-```powershell
+```bash
 .open files.sqlite3
 .mode tabs
 .import files.tsv files

src/visual-studio.md

@@ -1,7 +1,7 @@
 # Visual Studio
 
 Install particular NuGet package.ps1
-```powershell
+```bash
 # Installs a particular version of a package.
 # See http://stackoverflow.com/q/16126338/11912
 Install-Package jQuery -Version 1.10.2

src/windows-terminal.md

@@ -1,12 +1,12 @@
 # Windows Terminal
 
 Open a new Windows Terminal window.
-```powershell
+```bash
 wt
 ```
 
 Open a new tab in the current window.
 
-```powershell
+```bash
 wt -w 0
 ```

src/windows.md

@@ -7,7 +7,7 @@ findstr /s "<term>" *.item
 ```
 
 ## Battery reporting
-```powershell
+```bash
 # Generate a battery report.
 powercfg /batteryreport /output "C:\battery-report.html"