fix(ci): pin rust toolchain to 1.89.0, update MSRV

Author: mlavrinenko

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: dtolnay/rust-toolchain@1.85.0
+      - uses: dtolnay/rust-toolchain@1.89.0
         with:
           components: clippy, rustfmt
 

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: dtolnay/rust-toolchain@1.85.0
+      - uses: dtolnay/rust-toolchain@1.89.0
         with:
           components: clippy, rustfmt
 
@@ -44,7 +44,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: dtolnay/rust-toolchain@stable
+      - uses: dtolnay/rust-toolchain@1.89.0
         with:
           targets: ${{ matrix.target }}
 
@@ -79,7 +79,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: dtolnay/rust-toolchain@1.85.0
+      - uses: dtolnay/rust-toolchain@1.89.0
 
       - uses: Swatinem/rust-cache@v2
 

Cargo.toml

@@ -99,7 +99,7 @@ uninlined_format_args = "deny"
 name = "mindtape"
 version = "0.1.0"
 edition = "2024"
-rust-version = "1.85"
+rust-version = "1.89"
 description = "A file-based task tracker using Typst files as the source of truth"
 repository = "https://github.com/mlavrinenko/mindtape"
 license = "MIT"

crates/mindtape-eval/Cargo.toml

@@ -2,7 +2,7 @@
 name = "mindtape-eval"
 version = "0.1.0"
 edition = "2024"
-rust-version = "1.85"
+rust-version = "1.89"
 description = "Typst evaluation and task extraction for MindTape"
 repository = "https://github.com/mlavrinenko/mindtape"
 license = "MIT"

crates/mindtape-store/Cargo.toml

@@ -2,7 +2,7 @@
 name = "mindtape-store"
 version = "0.1.0"
 edition = "2024"
-rust-version = "1.85"
+rust-version = "1.89"
 description = "Store trait and SQLite backend for MindTape"
 repository = "https://github.com/mlavrinenko/mindtape"
 license = "MIT"

rust-toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.85.0"
+channel = "1.89.0"
 components = ["clippy", "rustfmt"]