RHIDP-13441: remove unused langchain dependencies

workspaces/intelligent-assistant/.changeset/remove-unused-langchain.md

@@ -0,0 +1,5 @@
+---
+'@red-hat-developer-hub/backstage-plugin-intelligent-assistant-backend': patch
+---
+
+Removed unused `@langchain/core` and `@langchain/openai` dependencies left over after the backend switched from an in-process LangChain client to the Lightspeed Core HTTP proxy.

workspaces/intelligent-assistant/package.json

@@ -92,7 +92,6 @@
     "@types/react-dom": "^18",
     "@types/react": "^18",
     "infinispan": "0.15.0",
-    "langsmith": "^0.7.0",
     "react-router-dom": "6.30.4",
     "react-router": "6.30.4",
     "refractor@npm:3.6.0/prismjs": "^1.30.0"

workspaces/intelligent-assistant/plugins/intelligent-assistant-backend/knip-report.md

@@ -1,8 +1 @@
 # Knip report
-
-## Unused dependencies (2)
-
-| Name              | Location          | Severity |
-| :---------------- | :---------------- | :------- |
-| @langchain/openai | package.json:52:6 | error    |
-| @langchain/core   | package.json:51:6 | error    |

workspaces/intelligent-assistant/plugins/intelligent-assistant-backend/package.json

@@ -48,8 +48,6 @@
     "@backstage/errors": "^1.3.1",
     "@backstage/plugin-permission-common": "^0.9.9",
     "@backstage/plugin-permission-node": "^0.11.1",
-    "@langchain/core": "^0.3.80",
-    "@langchain/openai": "^0.6.0",
     "@red-hat-developer-hub/backstage-plugin-intelligent-assistant-common": "workspace:^",
     "express": "^4.21.1",
     "express-rate-limit": "^8.2.2",
@@ -74,9 +72,6 @@
     "prettier": "3.9.6",
     "supertest": "6.3.4"
   },
-  "resolutions": {
-    "langsmith": "^0.7.0"
-  },
   "files": [
     "dist",
     "config.d.ts",

workspaces/intelligent-assistant/yarn.lock

@@ -4529,13 +4529,6 @@ __metadata:
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-
 "@changesets/apply-release-plan@npm:^7.0.5":
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   resolution: "@changesets/apply-release-plan@npm:7.0.5"
@@ -6660,39 +6653,6 @@ __metadata:
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   linkType: hard
 
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-  version: 0.3.80
-  resolution: "@langchain/core@npm:0.3.80"
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-    camelcase: "npm:6"
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-    langsmith: "npm:^0.3.67"
-    mustache: "npm:^4.2.0"
-    p-queue: "npm:^6.6.2"
-    p-retry: "npm:4"
-    uuid: "npm:^10.0.0"
-    zod: "npm:^3.25.32"
-    zod-to-json-schema: "npm:^3.22.3"
-  checksum: 10c0/c24a4641c11ddda77f89109800e59bdcd68b48f3dc0c485e6594e79ec494fc4b28e7c7b4013937e40e4edf12435dc09f7d5c0b3de5e63c8641fe81f6b17d7698
-  languageName: node
-  linkType: hard
-
-"@langchain/openai@npm:^0.6.0":
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-  resolution: "@langchain/openai@npm:0.6.11"
-  dependencies:
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-    openai: "npm:5.12.2"
-    zod: "npm:^3.25.32"
-  peerDependencies:
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-  checksum: 10c0/d95bc7f4f4a66c82f031800d1196d1e13a536b3f647480209d8432bb4d2ebfbc53dddb43d86e6d2de0f4d94050ca4b8002e50ab1813552faba24d4045c00feda
-  languageName: node
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-
 "@leichtgewicht/ip-codec@npm:^2.0.1":
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   resolution: "@leichtgewicht/ip-codec@npm:2.0.5"
@@ -9335,8 +9295,6 @@ __metadata:
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     "@backstage/plugin-permission-node": "npm:^0.11.1"
     "@ianvs/prettier-plugin-sort-imports": "npm:^4.4.0"
-    "@langchain/core": "npm:^0.3.80"
-    "@langchain/openai": "npm:^0.6.0"
     "@red-hat-developer-hub/backstage-plugin-intelligent-assistant-common": "workspace:^"
     "@spotify/prettier-config": "npm:^15.0.0"
     "@types/express": "npm:4.17.25"
@@ -13069,13 +13027,6 @@ __metadata:
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 "@types/retry@npm:0.12.2":
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   resolution: "@types/retry@npm:0.12.2"
@@ -15854,20 +15805,20 @@ __metadata:
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   languageName: node
   linkType: hard
 
+"camelcase@npm:^6.3.0":
+  version: 6.3.0
+  resolution: "camelcase@npm:6.3.0"
+  checksum: 10c0/0d701658219bd3116d12da3eab31acddb3f9440790c0792e0d398f0a520a6a4058018e546862b6fba89d7ae990efaeb97da71e1913e9ebf5a8b5621a3d55c710
+  languageName: node
+  linkType: hard
+
 "caniuse-api@npm:^3.0.0":
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   resolution: "caniuse-api@npm:3.0.0"
@@ -17607,13 +17558,6 @@ __metadata:
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-"decamelize@npm:1.2.0":
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@@ -23304,15 +23248,6 @@ __metadata:
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-"js-tiktoken@npm:^1.0.12":
-  version: 1.0.15
-  resolution: "js-tiktoken@npm:1.0.15"
-  dependencies:
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-  checksum: 10c0/f37811b344234b170487a552c6cd6e3f17100a2fcb1a39e702c01e49e0633345ee604601504388baa6d6623fa3ab5864063a563eb987ffb0b2b7abb69ec8e616
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 "js-tokens@npm:^3.0.0 || ^4.0.0, js-tokens@npm:^4.0.0":
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@@ -23980,32 +23915,6 @@ __metadata:
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-"langsmith@npm:^0.7.0":
-  version: 0.7.11
-  resolution: "langsmith@npm:0.7.11"
-  dependencies:
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-  peerDependencies:
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-    "@opentelemetry/exporter-trace-otlp-proto": "*"
-    "@opentelemetry/sdk-trace-base": "*"
-    openai: "*"
-    ws: ">=7"
-  peerDependenciesMeta:
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-      optional: true
-    "@opentelemetry/exporter-trace-otlp-proto":
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-    "@opentelemetry/sdk-trace-base":
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-    openai:
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   resolution: "language-subtag-registry@npm:0.3.23"
@@ -26486,15 +26395,6 @@ __metadata:
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-"mustache@npm:^4.2.0":
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@@ -27297,23 +27197,6 @@ __metadata:
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-  peerDependenciesMeta:
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@@ -27535,7 +27418,7 @@ __metadata:
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@@ -27545,16 +27428,6 @@ __metadata:
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-"p-retry@npm:4":
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