Add CI check for duplicate dependencies (#194)

* Initial plan

* Run yarn dedupe to remove duplicate dependencies

Co-authored-by: nwalters512 <1476544+nwalters512@users.noreply.github.com>

* Add CI step to check for duplicate dependencies with yarn dedupe

Co-authored-by: nwalters512 <1476544+nwalters512@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: nwalters512 <1476544+nwalters512@users.noreply.github.com>

Author: Copilot

.github/workflows/lint.yml

@@ -25,6 +25,9 @@ jobs:
       - name: Install dependencies
         run: yarn install --immutable
 
+      - name: Check for duplicate dependencies
+        run: yarn dedupe --check
+
       - name: Run TypeScript type check
         run: yarn tsc --noEmit
 

yarn.lock

@@ -1000,16 +1000,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:*":
-  version: 22.13.1
-  resolution: "@types/node@npm:22.13.1"
-  dependencies:
-    undici-types: "npm:~6.20.0"
-  checksum: 10c0/d4e56d41d8bd53de93da2651c0a0234e330bd7b1b6d071b1a94bd3b5ee2d9f387519e739c52a15c1faa4fb9d97e825b848421af4b2e50e6518011e7adb4a34b7
-  languageName: node
-  linkType: hard
-
-"@types/node@npm:^24.9.2":
+"@types/node@npm:*, @types/node@npm:^24.9.2":
   version: 24.9.2
   resolution: "@types/node@npm:24.9.2"
   dependencies:
@@ -1173,15 +1164,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"acorn@npm:^8.14.0":
-  version: 8.14.0
-  resolution: "acorn@npm:8.14.0"
-  bin:
-    acorn: bin/acorn
-  checksum: 10c0/6d4ee461a7734b2f48836ee0fbb752903606e576cc100eb49340295129ca0b452f3ba91ddd4424a1d4406a98adfb2ebb6bd0ff4c49d7a0930c10e462719bbfd7
-  languageName: node
-  linkType: hard
-
 "acorn@npm:^8.15.0":
   version: 8.15.0
   resolution: "acorn@npm:8.15.0"
@@ -1236,21 +1218,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"array-includes@npm:^3.1.6, array-includes@npm:^3.1.8":
-  version: 3.1.8
-  resolution: "array-includes@npm:3.1.8"
-  dependencies:
-    call-bind: "npm:^1.0.7"
-    define-properties: "npm:^1.2.1"
-    es-abstract: "npm:^1.23.2"
-    es-object-atoms: "npm:^1.0.0"
-    get-intrinsic: "npm:^1.2.4"
-    is-string: "npm:^1.0.7"
-  checksum: 10c0/5b1004d203e85873b96ddc493f090c9672fd6c80d7a60b798da8a14bff8a670ff95db5aafc9abc14a211943f05220dacf8ea17638ae0af1a6a47b8c0b48ce370
-  languageName: node
-  linkType: hard
-
-"array-includes@npm:^3.1.9":
+"array-includes@npm:^3.1.6, array-includes@npm:^3.1.8, array-includes@npm:^3.1.9":
   version: 3.1.9
   resolution: "array-includes@npm:3.1.9"
   dependencies:
@@ -1490,17 +1458,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"call-bound@npm:^1.0.2, call-bound@npm:^1.0.3":
-  version: 1.0.3
-  resolution: "call-bound@npm:1.0.3"
-  dependencies:
-    call-bind-apply-helpers: "npm:^1.0.1"
-    get-intrinsic: "npm:^1.2.6"
-  checksum: 10c0/45257b8e7621067304b30dbd638e856cac913d31e8e00a80d6cf172911acd057846572d0b256b45e652d515db6601e2974a1b1a040e91b4fc36fb3dd86fa69cf
-  languageName: node
-  linkType: hard
-
-"call-bound@npm:^1.0.4":
+"call-bound@npm:^1.0.2, call-bound@npm:^1.0.3, call-bound@npm:^1.0.4":
   version: 1.0.4
   resolution: "call-bound@npm:1.0.4"
   dependencies:
@@ -1517,14 +1475,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"caniuse-lite@npm:^1.0.30001579":
-  version: 1.0.30001699
-  resolution: "caniuse-lite@npm:1.0.30001699"
-  checksum: 10c0/e87b3a0602c3124131f6a21f1eb262378e17a2ee3089e3c472ac8b9caa85cf7d6a219655379302c29c6f10a74051f2a712639d7f98ee0444c73fefcbaf25d519
-  languageName: node
-  linkType: hard
-
-"caniuse-lite@npm:^1.0.30001702, caniuse-lite@npm:^1.0.30001751":
+"caniuse-lite@npm:^1.0.30001579, caniuse-lite@npm:^1.0.30001702, caniuse-lite@npm:^1.0.30001751":
   version: 1.0.30001751
   resolution: "caniuse-lite@npm:1.0.30001751"
   checksum: 10c0/c3f2d448f3569004ace160fd9379ea0def8e7a7bc6e65611baadb57d24e1f418258647a6210e46732419f5663e2356c22aa841f92449dd3849eb6471bb7ad592
@@ -1652,7 +1603,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"debug@npm:^4.1.0":
+"debug@npm:^4.1.0, debug@npm:^4.3.1, debug@npm:^4.3.2, debug@npm:^4.3.4, debug@npm:^4.3.7":
   version: 4.4.3
   resolution: "debug@npm:4.4.3"
   dependencies:
@@ -1664,18 +1615,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"debug@npm:^4.3.1, debug@npm:^4.3.2, debug@npm:^4.3.4, debug@npm:^4.3.7":
-  version: 4.4.0
-  resolution: "debug@npm:4.4.0"
-  dependencies:
-    ms: "npm:^2.1.3"
-  peerDependenciesMeta:
-    supports-color:
-      optional: true
-  checksum: 10c0/db94f1a182bf886f57b4755f85b3a74c39b5114b9377b7ab375dc2cfa3454f09490cc6c30f829df3fc8042bc8b8995f6567ce5cd96f3bc3688bd24027197d9de
-  languageName: node
-  linkType: hard
-
 "deep-is@npm:^0.1.3":
   version: 0.1.4
   resolution: "deep-is@npm:0.1.4"
@@ -1746,17 +1685,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"enhanced-resolve@npm:^5.15.0":
-  version: 5.18.1
-  resolution: "enhanced-resolve@npm:5.18.1"
-  dependencies:
-    graceful-fs: "npm:^4.2.4"
-    tapable: "npm:^2.2.0"
-  checksum: 10c0/4cffd9b125225184e2abed9fdf0ed3dbd2224c873b165d0838fd066cde32e0918626cba2f1f4bf6860762f13a7e2364fd89a82b99566be2873d813573ac71846
-  languageName: node
-  linkType: hard
-
-"enhanced-resolve@npm:^5.18.3":
+"enhanced-resolve@npm:^5.15.0, enhanced-resolve@npm:^5.18.3":
   version: 5.18.3
   resolution: "enhanced-resolve@npm:5.18.3"
   dependencies:
@@ -1766,66 +1695,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"es-abstract@npm:^1.17.5, es-abstract@npm:^1.23.2, es-abstract@npm:^1.23.3, es-abstract@npm:^1.23.5, es-abstract@npm:^1.23.6, es-abstract@npm:^1.23.9":
-  version: 1.23.9
-  resolution: "es-abstract@npm:1.23.9"
-  dependencies:
-    array-buffer-byte-length: "npm:^1.0.2"
-    arraybuffer.prototype.slice: "npm:^1.0.4"
-    available-typed-arrays: "npm:^1.0.7"
-    call-bind: "npm:^1.0.8"
-    call-bound: "npm:^1.0.3"
-    data-view-buffer: "npm:^1.0.2"
-    data-view-byte-length: "npm:^1.0.2"
-    data-view-byte-offset: "npm:^1.0.1"
-    es-define-property: "npm:^1.0.1"
-    es-errors: "npm:^1.3.0"
-    es-object-atoms: "npm:^1.0.0"
-    es-set-tostringtag: "npm:^2.1.0"
-    es-to-primitive: "npm:^1.3.0"
-    function.prototype.name: "npm:^1.1.8"
-    get-intrinsic: "npm:^1.2.7"
-    get-proto: "npm:^1.0.0"
-    get-symbol-description: "npm:^1.1.0"
-    globalthis: "npm:^1.0.4"
-    gopd: "npm:^1.2.0"
-    has-property-descriptors: "npm:^1.0.2"
-    has-proto: "npm:^1.2.0"
-    has-symbols: "npm:^1.1.0"
-    hasown: "npm:^2.0.2"
-    internal-slot: "npm:^1.1.0"
-    is-array-buffer: "npm:^3.0.5"
-    is-callable: "npm:^1.2.7"
-    is-data-view: "npm:^1.0.2"
-    is-regex: "npm:^1.2.1"
-    is-shared-array-buffer: "npm:^1.0.4"
-    is-string: "npm:^1.1.1"
-    is-typed-array: "npm:^1.1.15"
-    is-weakref: "npm:^1.1.0"
-    math-intrinsics: "npm:^1.1.0"
-    object-inspect: "npm:^1.13.3"
-    object-keys: "npm:^1.1.1"
-    object.assign: "npm:^4.1.7"
-    own-keys: "npm:^1.0.1"
-    regexp.prototype.flags: "npm:^1.5.3"
-    safe-array-concat: "npm:^1.1.3"
-    safe-push-apply: "npm:^1.0.0"
-    safe-regex-test: "npm:^1.1.0"
-    set-proto: "npm:^1.0.0"
-    string.prototype.trim: "npm:^1.2.10"
-    string.prototype.trimend: "npm:^1.0.9"
-    string.prototype.trimstart: "npm:^1.0.8"
-    typed-array-buffer: "npm:^1.0.3"
-    typed-array-byte-length: "npm:^1.0.3"
-    typed-array-byte-offset: "npm:^1.0.4"
-    typed-array-length: "npm:^1.0.7"
-    unbox-primitive: "npm:^1.1.0"
-    which-typed-array: "npm:^1.1.18"
-  checksum: 10c0/1de229c9e08fe13c17fe5abaec8221545dfcd57e51f64909599a6ae896df84b8fd2f7d16c60cb00d7bf495b9298ca3581aded19939d4b7276854a4b066f8422b
-  languageName: node
-  linkType: hard
-
-"es-abstract@npm:^1.24.0":
+"es-abstract@npm:^1.17.5, es-abstract@npm:^1.23.2, es-abstract@npm:^1.23.3, es-abstract@npm:^1.23.5, es-abstract@npm:^1.23.6, es-abstract@npm:^1.23.9, es-abstract@npm:^1.24.0":
   version: 1.24.0
   resolution: "es-abstract@npm:1.24.0"
   dependencies:
@@ -2165,13 +2035,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"eslint-visitor-keys@npm:^4.2.0":
-  version: 4.2.0
-  resolution: "eslint-visitor-keys@npm:4.2.0"
-  checksum: 10c0/2ed81c663b147ca6f578312919483eb040295bbab759e5a371953456c636c5b49a559883e2677112453728d66293c0a4c90ab11cab3428cf02a0236d2e738269
-  languageName: node
-  linkType: hard
-
 "eslint-visitor-keys@npm:^4.2.1":
   version: 4.2.1
   resolution: "eslint-visitor-keys@npm:4.2.1"
@@ -2228,18 +2091,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"espree@npm:^10.0.1":
-  version: 10.3.0
-  resolution: "espree@npm:10.3.0"
-  dependencies:
-    acorn: "npm:^8.14.0"
-    acorn-jsx: "npm:^5.3.2"
-    eslint-visitor-keys: "npm:^4.2.0"
-  checksum: 10c0/272beeaca70d0a1a047d61baff64db04664a33d7cfb5d144f84bc8a5c6194c6c8ebe9cc594093ca53add88baa23e59b01e69e8a0160ab32eac570482e165c462
-  languageName: node
-  linkType: hard
-
-"espree@npm:^10.4.0":
+"espree@npm:^10.0.1, espree@npm:^10.4.0":
   version: 10.4.0
   resolution: "espree@npm:10.4.0"
   dependencies:
@@ -2452,25 +2304,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"get-intrinsic@npm:^1.2.4, get-intrinsic@npm:^1.2.5, get-intrinsic@npm:^1.2.6, get-intrinsic@npm:^1.2.7":
-  version: 1.2.7
-  resolution: "get-intrinsic@npm:1.2.7"
-  dependencies:
-    call-bind-apply-helpers: "npm:^1.0.1"
-    es-define-property: "npm:^1.0.1"
-    es-errors: "npm:^1.3.0"
-    es-object-atoms: "npm:^1.0.0"
-    function-bind: "npm:^1.1.2"
-    get-proto: "npm:^1.0.0"
-    gopd: "npm:^1.2.0"
-    has-symbols: "npm:^1.1.0"
-    hasown: "npm:^2.0.2"
-    math-intrinsics: "npm:^1.1.0"
-  checksum: 10c0/b475dec9f8bff6f7422f51ff4b7b8d0b68e6776ee83a753c1d627e3008c3442090992788038b37eff72e93e43dceed8c1acbdf2d6751672687ec22127933080d
-  languageName: node
-  linkType: hard
-
-"get-intrinsic@npm:^1.3.0":
+"get-intrinsic@npm:^1.2.4, get-intrinsic@npm:^1.2.5, get-intrinsic@npm:^1.2.6, get-intrinsic@npm:^1.2.7, get-intrinsic@npm:^1.3.0":
   version: 1.3.1
   resolution: "get-intrinsic@npm:1.3.1"
   dependencies:
@@ -2893,7 +2727,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"is-string@npm:^1.0.7, is-string@npm:^1.1.1":
+"is-string@npm:^1.1.1":
   version: 1.1.1
   resolution: "is-string@npm:1.1.1"
   dependencies:
@@ -2930,7 +2764,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"is-weakref@npm:^1.0.2, is-weakref@npm:^1.1.0, is-weakref@npm:^1.1.1":
+"is-weakref@npm:^1.0.2, is-weakref@npm:^1.1.1":
   version: 1.1.1
   resolution: "is-weakref@npm:1.1.1"
   dependencies:
@@ -3342,7 +3176,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"nanoid@npm:^3.3.11":
+"nanoid@npm:^3.3.11, nanoid@npm:^3.3.6":
   version: 3.3.11
   resolution: "nanoid@npm:3.3.11"
   bin:
@@ -3351,15 +3185,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"nanoid@npm:^3.3.6, nanoid@npm:^3.3.8":
-  version: 3.3.8
-  resolution: "nanoid@npm:3.3.8"
-  bin:
-    nanoid: bin/nanoid.cjs
-  checksum: 10c0/4b1bb29f6cfebf3be3bc4ad1f1296fb0a10a3043a79f34fbffe75d1621b4318319211cd420549459018ea3592f0d2f159247a6f874911d6d26eaaadda2478120
-  languageName: node
-  linkType: hard
-
 "natural-compare@npm:^1.4.0":
   version: 1.4.0
   resolution: "natural-compare@npm:1.4.0"
@@ -3660,18 +3485,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.41":
-  version: 8.5.2
-  resolution: "postcss@npm:8.5.2"
-  dependencies:
-    nanoid: "npm:^3.3.8"
-    picocolors: "npm:^1.1.1"
-    source-map-js: "npm:^1.2.1"
-  checksum: 10c0/3044d49bc725029ab62292e8bf9849741251b95f3b754e191bf8b4025414d40ec3b4ac05c5a563d4b50060b5c8e96683eb4d783d8d8fa3867eb7b763cbe66127
-  languageName: node
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-
-"postcss@npm:^8.5.6":
+"postcss@npm:^8.4.41, postcss@npm:^8.5.6":
   version: 8.5.6
   resolution: "postcss@npm:8.5.6"
   dependencies:
@@ -3938,16 +3752,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"semver@npm:^7.6.0, semver@npm:^7.6.3":
-  version: 7.7.1
-  resolution: "semver@npm:7.7.1"
-  bin:
-    semver: bin/semver.js
-  checksum: 10c0/fd603a6fb9c399c6054015433051bdbe7b99a940a8fb44b85c2b524c4004b023d7928d47cb22154f8d054ea7ee8597f586605e05b52047f048278e4ac56ae958
-  languageName: node
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-
-"semver@npm:^7.7.2":
+"semver@npm:^7.6.0, semver@npm:^7.6.3, semver@npm:^7.7.2":
   version: 7.7.3
   resolution: "semver@npm:7.7.3"
   bin:
@@ -4452,13 +4257,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici-types@npm:~6.20.0":
-  version: 6.20.0
-  resolution: "undici-types@npm:6.20.0"
-  checksum: 10c0/68e659a98898d6a836a9a59e6adf14a5d799707f5ea629433e025ac90d239f75e408e2e5ff086afc3cace26f8b26ee52155293564593fbb4a2f666af57fc59bf
-  languageName: node
-  linkType: hard
-
 "undici-types@npm:~7.16.0":
   version: 7.16.0
   resolution: "undici-types@npm:7.16.0"
@@ -4542,21 +4340,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"which-typed-array@npm:^1.1.16, which-typed-array@npm:^1.1.18":
-  version: 1.1.18
-  resolution: "which-typed-array@npm:1.1.18"
-  dependencies:
-    available-typed-arrays: "npm:^1.0.7"
-    call-bind: "npm:^1.0.8"
-    call-bound: "npm:^1.0.3"
-    for-each: "npm:^0.3.3"
-    gopd: "npm:^1.2.0"
-    has-tostringtag: "npm:^1.0.2"
-  checksum: 10c0/0412f4a91880ca1a2a63056187c2e3de6b129b2b5b6c17bc3729f0f7041047ae48fb7424813e51506addb2c97320003ee18b8c57469d2cde37983ef62126143c
-  languageName: node
-  linkType: hard
-
-"which-typed-array@npm:^1.1.19":
+"which-typed-array@npm:^1.1.16, which-typed-array@npm:^1.1.19":
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   resolution: "which-typed-array@npm:1.1.19"
   dependencies: