Remove prettier; we've been using biome for a while

CLAUDE.md

@@ -31,14 +31,14 @@ master process. Key design principles:
 
 ### Development
 
-**Check shell scripts (shellcheck + shfmt) (eventually go fmt and prettier or similar):**
+**Check shell scripts (shellcheck + shfmt) (eventually go fmt and biome or similar):**
 ```bash
 ./check.sh
 ```
 
 **Format TypeScript code:**
 ```bash
-cd express && ../cmd pnpm prettier --write .
+cd express && ../cmd pnpm biome check --write .
 ```
 
 **Build Go master process:**

express/package.json

@@ -5,7 +5,6 @@
     "main": "index.js",
     "scripts": {
         "test": "echo \"Error: no test specified\" && exit 1",
-        "prettier": "prettier",
         "nodemon": "nodemon dist/index.js"
     },
     "keywords": [],
@@ -13,7 +12,6 @@
     "license": "ISC",
     "packageManager": "pnpm@10.12.4",
     "dependencies": {
-        "@ianvs/prettier-plugin-sort-imports": "^4.7.0",
         "@types/node": "^24.10.1",
         "@types/nunjucks": "^3.2.6",
         "@vercel/ncc": "^0.38.4",
@@ -23,29 +21,12 @@
         "nunjucks": "^3.2.4",
         "path-to-regexp": "^8.3.0",
         "pg": "^8.16.3",
-        "prettier": "^3.6.2",
         "ts-luxon": "^6.2.0",
         "ts-node": "^10.9.2",
         "tsx": "^4.20.6",
         "typescript": "^5.9.3",
         "zod": "^4.1.12"
     },
-    "prettier": {
-        "arrowParens": "always",
-        "bracketSpacing": true,
-        "trailingComma": "all",
-        "tabWidth": 4,
-        "semi": true,
-        "singleQuote": false,
-        "importOrder": [
-            "<THIRD_PARTY_MODULES>",
-            "^[./]"
-        ],
-        "importOrderCaseSensitive": true,
-        "plugins": [
-            "@ianvs/prettier-plugin-sort-imports"
-        ]
-    },
     "devDependencies": {
         "@biomejs/biome": "2.3.10",
         "@types/express": "^5.0.5",

express/pnpm-lock.yaml

@@ -8,9 +8,6 @@ importers:
 
   .:
     dependencies:
-      '@ianvs/prettier-plugin-sort-imports':
-        specifier: ^4.7.0
-        version: 4.7.0(prettier@3.6.2)
       '@types/node':
         specifier: ^24.10.1
         version: 24.10.1
@@ -38,9 +35,6 @@ importers:
       pg:
         specifier: ^8.16.3
         version: 8.16.3
-      prettier:
-        specifier: ^3.6.2
-        version: 3.6.2
       ts-luxon:
         specifier: ^6.2.0
         version: 6.2.0
@@ -69,43 +63,6 @@ importers:
 
 packages:
 
-  '@babel/code-frame@7.27.1':
-    resolution: {integrity: sha512-cjQ7ZlQ0Mv3b47hABuTevyTuYN4i+loJKGeV9flcCgIK37cCXRh+L1bd3iBHlynerhQ7BhCkn2BPbQUL+rGqFg==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/generator@7.28.5':
-    resolution: {integrity: sha512-3EwLFhZ38J4VyIP6WNtt2kUdW9dokXA9Cr4IVIFHuCpZ3H8/YFOl5JjZHisrn1fATPBmKKqXzDFvh9fUwHz6CQ==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/helper-globals@7.28.0':
-    resolution: {integrity: sha512-+W6cISkXFa1jXsDEdYA8HeevQT/FULhxzR99pxphltZcVaugps53THCeiWA8SguxxpSp3gKPiuYfSWopkLQ4hw==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/helper-string-parser@7.27.1':
-    resolution: {integrity: sha512-qMlSxKbpRlAridDExk92nSobyDdpPijUq2DW6oDnUqd0iOGxmQjyqhMIihI9+zv4LPyZdRje2cavWPbCbWm3eA==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/helper-validator-identifier@7.28.5':
-    resolution: {integrity: sha512-qSs4ifwzKJSV39ucNjsvc6WVHs6b7S03sOh2OcHF9UHfVPqWWALUsNUVzhSBiItjRZoLHx7nIarVjqKVusUZ1Q==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/parser@7.28.5':
-    resolution: {integrity: sha512-KKBU1VGYR7ORr3At5HAtUQ+TV3SzRCXmA/8OdDZiLDBIZxVyzXuztPjfLd3BV1PRAQGCMWWSHYhL0F8d5uHBDQ==}
-    engines: {node: '>=6.0.0'}
-    hasBin: true
-
-  '@babel/template@7.27.2':
-    resolution: {integrity: sha512-LPDZ85aEJyYSd18/DkjNh4/y1ntkE5KwUHWTiqgRxruuZL2F1yuHligVHLvcHY2vMHXttKFpJn6LwfI7cw7ODw==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/traverse@7.28.5':
-    resolution: {integrity: sha512-TCCj4t55U90khlYkVV/0TfkJkAkUg3jZFA3Neb7unZT8CPok7iiRfaX0F+WnqWqt7OxhOn0uBKXCw4lbL8W0aQ==}
-    engines: {node: '>=6.9.0'}
-
-  '@babel/types@7.28.5':
-    resolution: {integrity: sha512-qQ5m48eI/MFLQ5PxQj4PFaprjyCTLI37ElWMmNs0K8Lk3dVeOdNpB3ks8jc7yM5CDmVC73eMVk/trk3fgmrUpA==}
-    engines: {node: '>=6.9.0'}
-
   '@biomejs/biome@2.3.10':
     resolution: {integrity: sha512-/uWSUd1MHX2fjqNLHNL6zLYWBbrJeG412/8H7ESuK8ewoRoMPUgHDebqKrPTx/5n6f17Xzqc9hdg3MEqA5hXnQ==}
     engines: {node: '>=14.21.3'}
@@ -319,27 +276,6 @@ packages:
     cpu: [x64]
     os: [win32]
 
-  '@ianvs/prettier-plugin-sort-imports@4.7.0':
-    resolution: {integrity: sha512-soa2bPUJAFruLL4z/CnMfSEKGznm5ebz29fIa9PxYtu8HHyLKNE1NXAs6dylfw1jn/ilEIfO2oLLN6uAafb7DA==}
-    peerDependencies:
-      '@prettier/plugin-oxc': ^0.0.4
-      '@vue/compiler-sfc': 2.7.x || 3.x
-      content-tag: ^4.0.0
-      prettier: 2 || 3 || ^4.0.0-0
-      prettier-plugin-ember-template-tag: ^2.1.0
-    peerDependenciesMeta:
-      '@prettier/plugin-oxc':
-        optional: true
-      '@vue/compiler-sfc':
-        optional: true
-      content-tag:
-        optional: true
-      prettier-plugin-ember-template-tag:
-        optional: true
-
-  '@jridgewell/gen-mapping@0.3.13':
-    resolution: {integrity: sha512-2kkt/7niJ6MgEPxF0bYdQ6etZaA+fQvDcLKckhy1yIQOzaoKjBBjSj63/aLVjYE3qhRt5dvM+uUyfCg6UKCBbA==}
-
   '@jridgewell/resolve-uri@3.1.2':
     resolution: {integrity: sha512-bRISgCIjP20/tbWSPWMEi54QVPRZExkuD9lJL+UIxUKtwVJA8wW1Trb1jMs1RFXo1CBTNZ/5hpC9QvmKWdopKw==}
     engines: {node: '>=6.0.0'}
@@ -347,9 +283,6 @@ packages:
   '@jridgewell/sourcemap-codec@1.5.5':
     resolution: {integrity: sha512-cYQ9310grqxueWbl+WuIUIaiUaDcj7WOq5fVhEljNVgRfOUhY9fy2zTvfoqWsnebh8Sl70VScFbICvJnLKB0Og==}
 
-  '@jridgewell/trace-mapping@0.3.31':
-    resolution: {integrity: sha512-zzNR+SdQSDJzc8joaeP8QQoCQr8NuYx2dIIytl1QeBEZHJ9uW6hebsrYgbz8hJwUQao3TWCMtmfV8Nu1twOLAw==}
-
   '@jridgewell/trace-mapping@0.3.9':
     resolution: {integrity: sha512-3Belt6tdc8bPgAtbcmdtNJlirVoTmEb5e2gC94PnkwEW9jI6CAHUeoG85tjWP5WquqfavoMtMwiG4P926ZKKuQ==}
 
@@ -649,14 +582,6 @@ packages:
   is-promise@4.0.0:
     resolution: {integrity: sha512-hvpoI6korhJMnej285dSg6nu1+e6uxs7zG3BYAm5byqDsgJNWwxzM6z6iZiAgQR4TJ30JmBTOwqZUw3WlyH3AQ==}
 
-  js-tokens@4.0.0:
-    resolution: {integrity: sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==}
-
-  jsesc@3.1.0:
-    resolution: {integrity: sha512-/sM3dO2FOzXjKQhJuo0Q173wf2KOo8t4I8vHy6lF9poUp7bKT0/NHE8fPX23PwfhnykfqnC2xRxOnVw5XuGIaA==}
-    engines: {node: '>=6'}
-    hasBin: true
-
   kysely@0.28.9:
     resolution: {integrity: sha512-3BeXMoiOhpOwu62CiVpO6lxfq4eS6KMYfQdMsN/2kUCRNuF2YiEr7u0HLHaQU+O4Xu8YXE3bHVkwaQ85i72EuA==}
     engines: {node: '>=20.0.0'}
@@ -765,9 +690,6 @@ packages:
   pgpass@1.0.5:
     resolution: {integrity: sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==}
 
-  picocolors@1.1.1:
-    resolution: {integrity: sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==}
-
   picomatch@2.3.1:
     resolution: {integrity: sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==}
     engines: {node: '>=8.6'}
@@ -788,11 +710,6 @@ packages:
     resolution: {integrity: sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==}
     engines: {node: '>=0.10.0'}
 
-  prettier@3.6.2:
-    resolution: {integrity: sha512-I7AIg5boAr5R0FFtJ6rCfD+LFsWHp81dolrFD8S79U9tb8Az2nGrJncnMSnys+bpQJfRUzqs9hnA81OAA3hCuQ==}
-    engines: {node: '>=14'}
-    hasBin: true
-
   proxy-addr@2.0.7:
     resolution: {integrity: sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==}
     engines: {node: '>= 0.10'}
@@ -958,53 +875,6 @@ packages:
 
 snapshots:
 
-  '@babel/code-frame@7.27.1':
-    dependencies:
-      '@babel/helper-validator-identifier': 7.28.5
-      js-tokens: 4.0.0
-      picocolors: 1.1.1
-
-  '@babel/generator@7.28.5':
-    dependencies:
-      '@babel/parser': 7.28.5
-      '@babel/types': 7.28.5
-      '@jridgewell/gen-mapping': 0.3.13
-      '@jridgewell/trace-mapping': 0.3.31
-      jsesc: 3.1.0
-
-  '@babel/helper-globals@7.28.0': {}
-
-  '@babel/helper-string-parser@7.27.1': {}
-
-  '@babel/helper-validator-identifier@7.28.5': {}
-
-  '@babel/parser@7.28.5':
-    dependencies:
-      '@babel/types': 7.28.5
-
-  '@babel/template@7.27.2':
-    dependencies:
-      '@babel/code-frame': 7.27.1
-      '@babel/parser': 7.28.5
-      '@babel/types': 7.28.5
-
-  '@babel/traverse@7.28.5':
-    dependencies:
-      '@babel/code-frame': 7.27.1
-      '@babel/generator': 7.28.5
-      '@babel/helper-globals': 7.28.0
-      '@babel/parser': 7.28.5
-      '@babel/template': 7.27.2
-      '@babel/types': 7.28.5
-      debug: 4.4.3(supports-color@5.5.0)
-    transitivePeerDependencies:
-      - supports-color
-
-  '@babel/types@7.28.5':
-    dependencies:
-      '@babel/helper-string-parser': 7.27.1
-      '@babel/helper-validator-identifier': 7.28.5
-
   '@biomejs/biome@2.3.10':
     optionalDependencies:
       '@biomejs/cli-darwin-arm64': 2.3.10
@@ -1122,31 +992,10 @@ snapshots:
   '@esbuild/win32-x64@0.25.12':
     optional: true
 
-  '@ianvs/prettier-plugin-sort-imports@4.7.0(prettier@3.6.2)':
-    dependencies:
-      '@babel/generator': 7.28.5
-      '@babel/parser': 7.28.5
-      '@babel/traverse': 7.28.5
-      '@babel/types': 7.28.5
-      prettier: 3.6.2
-      semver: 7.7.3
-    transitivePeerDependencies:
-      - supports-color
-
-  '@jridgewell/gen-mapping@0.3.13':
-    dependencies:
-      '@jridgewell/sourcemap-codec': 1.5.5
-      '@jridgewell/trace-mapping': 0.3.31
-
   '@jridgewell/resolve-uri@3.1.2': {}
 
   '@jridgewell/sourcemap-codec@1.5.5': {}
 
-  '@jridgewell/trace-mapping@0.3.31':
-    dependencies:
-      '@jridgewell/resolve-uri': 3.1.2
-      '@jridgewell/sourcemap-codec': 1.5.5
-
   '@jridgewell/trace-mapping@0.3.9':
     dependencies:
       '@jridgewell/resolve-uri': 3.1.2
@@ -1497,10 +1346,6 @@ snapshots:
 
   is-promise@4.0.0: {}
 
-  js-tokens@4.0.0: {}
-
-  jsesc@3.1.0: {}
-
   kysely@0.28.9: {}
 
   make-error@1.3.6: {}
@@ -1597,8 +1442,6 @@ snapshots:
     dependencies:
       split2: 4.2.0
 
-  picocolors@1.1.1: {}
-
   picomatch@2.3.1: {}
 
   postgres-array@2.0.0: {}
@@ -1611,8 +1454,6 @@ snapshots:
     dependencies:
       xtend: 4.0.2
 
-  prettier@3.6.2: {}
-
   proxy-addr@2.0.7:
     dependencies:
       forwarded: 0.2.0