Use snforge_std version from mdbook variable (#3617)

<!-- Reference any GitHub issues resolved by this PR -->

Closes #3500

## Introduced changes

Display latest version of `snforge_std` in docs

## Checklist

<!-- Make sure all of these are complete -->

- [x] Linked relevant issue
- [x] Updated relevant documentation
- [x] Added relevant tests
- [x] Performed self-review of the code
- [x] Added changes to `CHANGELOG.md`

Author: franciszekjob

.github/workflows/ci.yml

@@ -337,6 +337,7 @@ jobs:
       - name: Install mdBook
         run: |
           cargo install --version ${MDBOOK_VERSION} mdbook
+          cargo install mdbook-variables
       - name: Install mdBook Link-Check
         run: |
           cargo install mdbook-linkcheck

.github/workflows/docs.yml

@@ -44,6 +44,7 @@ jobs:
       - name: Install mdBook
         run: |
           cargo install --version ${MDBOOK_VERSION} mdbook
+          cargo install mdbook-variables
       - name: Install mdBook Link-Check
         run: |
           cargo install mdbook-linkcheck

docs/book.toml

@@ -27,3 +27,6 @@ runnable = false
 [output.html.fold]
 enable = true
 level = 0
+
+[preprocessor.variables.variables]
+snforge_std_version = "0.48.0"

docs/src/appendix/cheatcodes.md

@@ -166,5 +166,5 @@
 >
 > ```toml
 > [dev-dependencies]
-> snforge_std = "0.33.0"
+> snforge_std = "{{snforge_std_version}}"
 > ```

docs/src/appendix/scarb-toml.md

@@ -218,7 +218,7 @@ edition = "2023_11"
 starknet = "2.8.2"
 
 [dev-dependencies]
-snforge_std = "0.33.0"
+snforge_std = "{{snforge_std_version}}"
 starknet = ">=2.8.2"
 openzeppelin = { git = "https://github.com/OpenZeppelin/cairo-contracts.git", branch = "cairo-2" }
 

docs/src/appendix/snforge-library.md

@@ -17,5 +17,5 @@
 > using the appropriate version.
 > ```toml
 > [dev-dependencies]
-> snforge_std = "0.33.0"
+> snforge_std = "{{snforge_std_version}}"
 > ```

docs/src/getting-started/0-48-0-migration-guide.md

@@ -17,7 +17,7 @@ In your `Scarb.toml` file, update the dependency:
 
 ```toml
 [dev-dependencies]
-snforge_std = "0.48.0"
+snforge_std = "{{snforge_std_version}}"
 ```
 
 No further action is required.
@@ -40,7 +40,7 @@ First, in your `Scarb.toml`, remove the `snforge_std` dependency and add `snforg
 ```diff
 [dev-dependencies]
 - snforge_std = "0.47.0"
-+ snforge_std_deprecated = "0.48.0"
++ snforge_std_deprecated = "{{snforge_std_version}}"
 ```
 
 Next, replace all kinds of imports in your code from `snforge_std` to `snforge_std_deprecated`:

docs/src/getting-started/first-steps.md

@@ -73,7 +73,7 @@ Add the following line under `[dev-dependencies]` section in the `Scarb.toml` fi
 # ...
 
 [dev-dependencies]
-snforge_std = "0.33.0"
+snforge_std = "{{snforge_std_version}}"
 ```
 
 Make sure that the above version matches the installed `snforge` version. You can check the currently installed version with

docs/src/testing/contracts.md

@@ -8,7 +8,7 @@
 > using the appropriate version.
 >```toml
 > [dev-dependencies]
-> snforge_std = "0.37.0"
+> snforge_std = "{{snforge_std_version}}"
 > ```
 
 Using unit testing as much as possible is a good practice, as it makes your test suites run faster. However, when

docs/src/testing/using-cheatcodes.md

@@ -7,7 +7,7 @@
 >
 > ```toml
 > [dev-dependencies]
-> snforge_std = "0.33.0"
+> snforge_std = "{{snforge_std_version}}"
 > ```
 
 When testing smart contracts, often there are parts of code that are dependent on a specific blockchain state.