chore: bump to cairo 2.12.2 (#3335)

* fix(scripts): remove benchmark project from checks

* fix script to correctly handle workspace version too

* bump to cairo 2.12.2

* fix clippy

* fix version in mcp tests

* fix tests and update scarb version in CI

* fix cairo tests

* remove unused dep

Author: glihm

.github/workflows/release-dispatch.yml

@@ -31,6 +31,7 @@ jobs:
       # Workaround described here: https://github.com/actions/checkout/issues/760
       - uses: actions/checkout@v3
       - run: git config --global --add safe.directory "$GITHUB_WORKSPACE"
+      # When we update the versions of Scarb, we may need to rebuild to ensure that all the Scarb.lock files are updated.
       - run: |
           VERSION=${{ inputs.version }}
           VERSION=${VERSION#v}

.github/workflows/test.yml

@@ -62,7 +62,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: software-mansion/setup-scarb@v1
         with:
-          scarb-version: "dev-2025-09-05"
+          scarb-version: "2.12.2"
       - uses: Swatinem/rust-cache@v2
       - uses: actions/download-artifact@v4
         with:
@@ -120,7 +120,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: software-mansion/setup-scarb@v1
         with:
-          scarb-version: "dev-2025-09-05"
+          scarb-version: "2.12.2"
       - run: bash scripts/cairo_fmt.sh
 
   dojo-core-test:
@@ -130,7 +130,7 @@ jobs:
       - uses: foundry-rs/setup-snfoundry@v3
       - uses: software-mansion/setup-scarb@v1
         with:
-          scarb-version: "dev-2025-09-05"
+          scarb-version: "2.12.2"
       - uses: actions/download-artifact@v4
         with:
           name: dojo-bins
@@ -147,7 +147,7 @@ jobs:
       - uses: foundry-rs/setup-snfoundry@v3
       - uses: software-mansion/setup-scarb@v1
         with:
-          scarb-version: "dev-2025-09-05"
+          scarb-version: "2.12.2"
       - uses: actions/download-artifact@v4
         with:
           name: dojo-bins

.tool-versions

@@ -1,4 +1,4 @@
-scarb dev-2025-09-05
+scarb 2.12.2
 starknet-foundry 0.48.1
 cairo-profiler 0.9.0
 katana 1.7.0-alpha.3