fix: update shellexpand to 3.1.2 and unpin nightly (#22506)

Co-authored-by: Amp <amp@ampcode.com>

.github/workflows/book.yml

@@ -35,8 +35,6 @@ jobs:
 
       - name: Install Rust nightly
         uses: dtolnay/rust-toolchain@nightly
-        with:
-          toolchain: nightly-2026-02-21
 
       - uses: mozilla-actions/sccache-action@v0.0.9
 

.github/workflows/lint.yml

@@ -26,9 +26,6 @@ jobs:
       - uses: rui314/setup-mold@v1
       - uses: dtolnay/rust-toolchain@clippy
         with:
-          # Pin nightly to avoid breakage from str::as_str() stabilization
-          # which breaks shellexpand 3.1.1 method resolution.
-          toolchain: nightly-2026-02-21
           components: clippy
       - uses: mozilla-actions/sccache-action@v0.0.9
       - uses: Swatinem/rust-cache@v2
@@ -52,9 +49,6 @@ jobs:
       - uses: rui314/setup-mold@v1
       - uses: dtolnay/rust-toolchain@nightly
         with:
-          # Pin nightly to avoid breakage from str::as_str() stabilization
-          # which breaks shellexpand 3.1.1 method resolution.
-          toolchain: nightly-2026-02-21
           components: clippy
       - uses: mozilla-actions/sccache-action@v0.0.9
       - uses: Swatinem/rust-cache@v2
@@ -147,8 +141,6 @@ jobs:
       - uses: actions/checkout@v6
       - uses: rui314/setup-mold@v1
       - uses: dtolnay/rust-toolchain@nightly
-        with:
-          toolchain: nightly-2026-02-21
       - uses: mozilla-actions/sccache-action@v0.0.9
       - uses: Swatinem/rust-cache@v2
         with:
@@ -168,7 +160,6 @@ jobs:
       - uses: rui314/setup-mold@v1
       - uses: dtolnay/rust-toolchain@nightly
         with:
-          toolchain: nightly-2026-02-21
           components: rustfmt
       - uses: mozilla-actions/sccache-action@v0.0.9
       - name: Run fmt
@@ -182,8 +173,6 @@ jobs:
       - uses: actions/checkout@v6
       - uses: rui314/setup-mold@v1
       - uses: dtolnay/rust-toolchain@nightly
-        with:
-          toolchain: nightly-2026-02-21
       - uses: mozilla-actions/sccache-action@v0.0.9
       - uses: Swatinem/rust-cache@v2
         with:
@@ -199,8 +188,6 @@ jobs:
       - uses: actions/checkout@v6
       - uses: rui314/setup-mold@v1
       - uses: dtolnay/rust-toolchain@nightly
-        with:
-          toolchain: nightly-2026-02-21
       - uses: mozilla-actions/sccache-action@v0.0.9
       - uses: Swatinem/rust-cache@v2
         with:

Cargo.lock

@@ -1037,7 +1037,7 @@ version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40c48f72fd53cd289104fc64099abca73db4166ad86ea0b4341abe65af83dadc"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -1048,7 +1048,7 @@ checksum = "291e6a250ff86cd4a820112fb8898808a366d8f9f58ce16d1f538353ad55747d"
 dependencies = [
  "anstyle",
  "once_cell_polyfill",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -2947,7 +2947,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ab67060fc6b8ef687992d439ca0fa36e7ed17e9a0b16b25b601e8757df720de"
 dependencies = [
  "data-encoding",
- "syn 2.0.116",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -3129,7 +3129,7 @@ dependencies = [
  "libc",
  "option-ext",
  "redox_users 0.5.2",
- "windows-sys 0.61.2",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -3458,7 +3458,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.61.2",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -5158,7 +5158,7 @@ checksum = "3640c1c38b8e4e43584d8df18be5fc6b0aa314ce6ebf51b53313d4306cca8e46"
 dependencies = [
  "hermit-abi",
  "libc",
- "windows-sys 0.61.2",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -6124,7 +6124,7 @@ version = "0.50.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7957b9740744892f114936ab4a57b3f487491bbeafaf8083688b16841a4240e5"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -11079,7 +11079,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.61.2",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -11565,9 +11565,9 @@ dependencies = [
 
 [[package]]
 name = "shellexpand"
-version = "3.1.1"
+version = "3.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b1fdf65dd6331831494dd616b30351c38e96e45921a27745cf98490458b90bb"
+checksum = "32824fab5e16e6c4d86dc1ba84489390419a39f97699852b66480bb87d297ed8"
 dependencies = [
  "dirs",
 ]
@@ -11928,7 +11928,7 @@ dependencies = [
  "getrandom 0.4.1",
  "once_cell",
  "rustix",
- "windows-sys 0.61.2",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -13215,7 +13215,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]