diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
new file mode 100644
index 0000000..36ca8c7
--- /dev/null
+++ b/.github/workflows/checks.yml
@@ -0,0 +1,31 @@
+name: Checks
+
+on:
+    pull_request:
+    push:
+        branches-ignore: [main]
+
+jobs:
+    checks:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+
+            - name: Setup Node
+              uses: actions/setup-node@v4
+              with:
+                  node-version: 24
+                  cache: npm
+
+            - name: Install dependencies
+              run: npm ci
+
+            - name: Format check
+              run: npm run fmt:check
+
+            - name: Lint
+              run: npm run lint
+
+            - name: Svelte check
+              run: npm run check
diff --git a/package-lock.json b/package-lock.json
index f5af088..1e8c4b7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,6 +21,7 @@
 				"@vite-pwa/sveltekit": "^1.1.0",
 				"@vitest/browser-playwright": "^4.1.8",
 				"oxfmt": "^0.65.0",
+				"oxlint": "^1.81.0",
 				"playwright": "^1.60.0",
 				"svelte": "^5.56.1",
 				"svelte-check": "^4.6.0",
@@ -2529,6 +2530,353 @@
 				"node": "^20.19.0 || >=22.12.0"
 			}
 		},
+		"node_modules/@oxlint/binding-android-arm-eabi": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-android-arm-eabi/-/binding-android-arm-eabi-1.81.0.tgz",
+			"integrity": "sha512-IcCRsXiedJoJopY6mpZUBEeVFsUrutmrG7dZ87zMuKJlhg70Ora9bBl1WcCxZQtyI10YpnVdEso5oCg7YcfSHw==",
+			"cpu": [
+				"arm"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"android"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-android-arm64": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-android-arm64/-/binding-android-arm64-1.81.0.tgz",
+			"integrity": "sha512-GRrIPyTGVhx3L3h+0T5xT2A0jFAcdPv4+IfuXpGDLIdl6XeYhgg/zw72A5ILZoUgRqZuM8F1y+V/gfDriXSxzQ==",
+			"cpu": [
+				"arm64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"android"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-darwin-arm64": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-darwin-arm64/-/binding-darwin-arm64-1.81.0.tgz",
+			"integrity": "sha512-qNQ9tXRgLuKbqSV1S2h9h4KPHjbovO7RRR2/enUOtHzTkFZ7B9X5zqqHJua8dRyc7dBy7Aoyq5pqTSLFVcAzGQ==",
+			"cpu": [
+				"arm64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"darwin"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-darwin-x64": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-darwin-x64/-/binding-darwin-x64-1.81.0.tgz",
+			"integrity": "sha512-q0QTm32jWga2Gv4j7IaVZN0jYMi9UV73sWVgFtDA4iIfqwMCLLZ3ve+9KwfYtsaKZSgQhmPaogeZWqDZpcY1Pw==",
+			"cpu": [
+				"x64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"darwin"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-freebsd-x64": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-freebsd-x64/-/binding-freebsd-x64-1.81.0.tgz",
+			"integrity": "sha512-/+8wVWDXEC7wHVAhOc59Fw/SkMc1arLkFD8iQCaSsmzenK1X4doFqquL9H1wrtGUzaiycVqkf/sSpcILK6W1UA==",
+			"cpu": [
+				"x64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"freebsd"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-arm-gnueabihf": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-arm-gnueabihf/-/binding-linux-arm-gnueabihf-1.81.0.tgz",
+			"integrity": "sha512-4xt422FEgioRq9hAL4Tq7fujGUWnc8z1BJ+Oi8RN8vB8axaP+sdK6a2xdlcQCCYnJg9QMuMFS0AucuIFx/EacA==",
+			"cpu": [
+				"arm"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-arm-musleabihf": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-arm-musleabihf/-/binding-linux-arm-musleabihf-1.81.0.tgz",
+			"integrity": "sha512-u3vna8KdGplH4DRCW9K54D68fcMo7IxVrkCJWwXnIhwtBdnDnYrmzOUA/XjmBlPpcLsgw9Z5BNdY4za9+Dj+MQ==",
+			"cpu": [
+				"arm"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-arm64-gnu": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-arm64-gnu/-/binding-linux-arm64-gnu-1.81.0.tgz",
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+			"cpu": [
+				"arm64"
+			],
+			"dev": true,
+			"libc": [
+				"glibc"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-arm64-musl": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-arm64-musl/-/binding-linux-arm64-musl-1.81.0.tgz",
+			"integrity": "sha512-k5iAp3dNxW0/uDCBY+WSm8jKB2szu7SkEQZdgRRpDXvuDd69vvDcqhB3A/pWCfCwXyenjNjFn9Td1fVoyAc+Yg==",
+			"cpu": [
+				"arm64"
+			],
+			"dev": true,
+			"libc": [
+				"musl"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-ppc64-gnu": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-ppc64-gnu/-/binding-linux-ppc64-gnu-1.81.0.tgz",
+			"integrity": "sha512-TFqLja3uYmVSte6nof9GWrex9Z8WgdZrNiLC6Te5rXGDqXB2y4j/26iFhwosXiAFqDhE9JJVuuCkDKLwptTn1g==",
+			"cpu": [
+				"ppc64"
+			],
+			"dev": true,
+			"libc": [
+				"glibc"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-riscv64-gnu": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-riscv64-gnu/-/binding-linux-riscv64-gnu-1.81.0.tgz",
+			"integrity": "sha512-UEcySvGS0NOVo7h7n7CYyJL9+6gFAh7Zc/ToDXVScFvzHSTIxtzkMVU30rmQ6+nQ1LF+UdiRDdJajpDu+OylLg==",
+			"cpu": [
+				"riscv64"
+			],
+			"dev": true,
+			"libc": [
+				"glibc"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-riscv64-musl": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-riscv64-musl/-/binding-linux-riscv64-musl-1.81.0.tgz",
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+			"cpu": [
+				"riscv64"
+			],
+			"dev": true,
+			"libc": [
+				"musl"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-s390x-gnu": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-s390x-gnu/-/binding-linux-s390x-gnu-1.81.0.tgz",
+			"integrity": "sha512-8znJ/5TekjOKg1j1Acho4PJMdiAHLtlcXuWEiipOhAMV6rQcXdmDdXCbheyDczN6TjBwiNfjcP81k4AthrKRzw==",
+			"cpu": [
+				"s390x"
+			],
+			"dev": true,
+			"libc": [
+				"glibc"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-x64-gnu": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-x64-gnu/-/binding-linux-x64-gnu-1.81.0.tgz",
+			"integrity": "sha512-Q2Wj70yFsvn5QjlmifFzbj4H+kJy53bwqc41o1fzoM7MpLV1NIbhg/LpWXRfC6KOkSAdUx1Wd8VJsdPmhp/HRA==",
+			"cpu": [
+				"x64"
+			],
+			"dev": true,
+			"libc": [
+				"glibc"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-linux-x64-musl": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-linux-x64-musl/-/binding-linux-x64-musl-1.81.0.tgz",
+			"integrity": "sha512-cPInHp/ddEe5qkyK2IiyQ8Q3Mp2oLLEhhsGgTK2oZx4L6+llGam1H1yBvJZ7qHfOXj8N3hxBS8sj4tO+gtFlIg==",
+			"cpu": [
+				"x64"
+			],
+			"dev": true,
+			"libc": [
+				"musl"
+			],
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"linux"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-openharmony-arm64": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-openharmony-arm64/-/binding-openharmony-arm64-1.81.0.tgz",
+			"integrity": "sha512-0CQxSX4ajqm07AHBf5U33qQzXKdd7wtq/oTL/7vpY6RNNuxrRi8W4bqUV1Jyu/vj+9KmxQyDhxfeVX1nQL6kfg==",
+			"cpu": [
+				"arm64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"openharmony"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-win32-arm64-msvc": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-win32-arm64-msvc/-/binding-win32-arm64-msvc-1.81.0.tgz",
+			"integrity": "sha512-l0hbeISm9673hVrrQU8j/p2M7YH9Ouoj7p7E/QM55NTrKVLP+P3PF8hLu+OY+x0VtGRW+ggiQKZqmdYps9H+TA==",
+			"cpu": [
+				"arm64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"win32"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-win32-ia32-msvc": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-win32-ia32-msvc/-/binding-win32-ia32-msvc-1.81.0.tgz",
+			"integrity": "sha512-ksqPP5jbFXcYreEQ7zdJh06rJQBymCTyGRCdaXjfcf2aG4f8KxUWY5wcgYHmaTK+FJ4bPG5sUAdOX+6trnH1JA==",
+			"cpu": [
+				"ia32"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"win32"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
+		"node_modules/@oxlint/binding-win32-x64-msvc": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/@oxlint/binding-win32-x64-msvc/-/binding-win32-x64-msvc-1.81.0.tgz",
+			"integrity": "sha512-IZuUCwGw9emG5JtCp+fYGB+Z4OWEoeEcM8R5BA1pYw63/ieYFVdcU2ylxTpHbVHSenZnsYE+ZZ20uHAJszQ4cA==",
+			"cpu": [
+				"x64"
+			],
+			"dev": true,
+			"license": "MIT",
+			"optional": true,
+			"os": [
+				"win32"
+			],
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			}
+		},
 		"node_modules/@polka/url": {
 			"version": "1.0.0-next.29",
 			"resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.29.tgz",
@@ -6702,6 +7050,55 @@
 				}
 			}
 		},
+		"node_modules/oxlint": {
+			"version": "1.81.0",
+			"resolved": "https://registry.npmjs.org/oxlint/-/oxlint-1.81.0.tgz",
+			"integrity": "sha512-HyrJYqeoOCL0iqaLEzGewGT48ZX99P3hxYh8udAF9RGGIghSamkXE4ClUyBpEDNqasamThgmlPbuMOe7SAZmHg==",
+			"dev": true,
+			"license": "MIT",
+			"bin": {
+				"oxlint": "bin/oxlint"
+			},
+			"engines": {
+				"node": "^20.19.0 || >=22.12.0"
+			},
+			"funding": {
+				"url": "https://github.com/sponsors/oxc-project"
+			},
+			"optionalDependencies": {
+				"@oxlint/binding-android-arm-eabi": "1.81.0",
+				"@oxlint/binding-android-arm64": "1.81.0",
+				"@oxlint/binding-darwin-arm64": "1.81.0",
+				"@oxlint/binding-darwin-x64": "1.81.0",
+				"@oxlint/binding-freebsd-x64": "1.81.0",
+				"@oxlint/binding-linux-arm-gnueabihf": "1.81.0",
+				"@oxlint/binding-linux-arm-musleabihf": "1.81.0",
+				"@oxlint/binding-linux-arm64-gnu": "1.81.0",
+				"@oxlint/binding-linux-arm64-musl": "1.81.0",
+				"@oxlint/binding-linux-ppc64-gnu": "1.81.0",
+				"@oxlint/binding-linux-riscv64-gnu": "1.81.0",
+				"@oxlint/binding-linux-riscv64-musl": "1.81.0",
+				"@oxlint/binding-linux-s390x-gnu": "1.81.0",
+				"@oxlint/binding-linux-x64-gnu": "1.81.0",
+				"@oxlint/binding-linux-x64-musl": "1.81.0",
+				"@oxlint/binding-openharmony-arm64": "1.81.0",
+				"@oxlint/binding-win32-arm64-msvc": "1.81.0",
+				"@oxlint/binding-win32-ia32-msvc": "1.81.0",
+				"@oxlint/binding-win32-x64-msvc": "1.81.0"
+			},
+			"peerDependencies": {
+				"oxlint-tsgolint": ">=7.0.2001",
+				"vite-plus": "*"
+			},
+			"peerDependenciesMeta": {
+				"oxlint-tsgolint": {
+					"optional": true
+				},
+				"vite-plus": {
+					"optional": true
+				}
+			}
+		},
 		"node_modules/package-json-from-dist": {
 			"version": "1.0.1",
 			"resolved": "https://registry.npmjs.org/package-json-from-dist/-/package-json-from-dist-1.0.1.tgz",
diff --git a/package.json b/package.json
index 40841fb..556515a 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,9 @@
 		"test:unit": "vitest",
 		"test": "npm run test:unit -- --run",
 		"fmt": "oxfmt",
-		"fmt:check": "oxfmt --check"
+		"fmt:check": "oxfmt --check",
+		"lint": "oxlint",
+		"lint:fix": "oxlint --fix"
 	},
 	"dependencies": {
 		"markdown-it": "^15.0.1",
@@ -29,6 +31,7 @@
 		"@vite-pwa/sveltekit": "^1.1.0",
 		"@vitest/browser-playwright": "^4.1.8",
 		"oxfmt": "^0.65.0",
+		"oxlint": "^1.81.0",
 		"playwright": "^1.60.0",
 		"svelte": "^5.56.1",
 		"svelte-check": "^4.6.0",
@@ -37,5 +40,8 @@
 		"vite": "^8.0.16",
 		"vitest": "^4.1.8",
 		"vitest-browser-svelte": "^2.1.1"
+	},
+	"allowScripts": {
+		"sharp@0.33.5": false
 	}
 }