diff --git a/.eslintrc.json b/.eslintrc.json
index 24ccb6c..6285e55 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -15,6 +15,17 @@
     "plugin:@typescript-eslint/recommended",
     "prettier"
   ],
+  "ignorePatterns": [
+    "**/node_modules/**",
+    "/built/**",
+    "/tests/**",
+    "/lib/**",
+    "/src/lib/*.generated.d.ts",
+    "/scripts/**/*.js",
+    "/scripts/**/*.d.*",
+    "/internal/**",
+    "/coverage/**"
+  ],
   "rules": {
     "prettier/prettier": "error",
     "@typescript-eslint/no-use-before-define": [
@@ -24,7 +35,18 @@
         "classes": false
       }
     ],
-    "@typescript-eslint/no-unused-vars": ["warn"],
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      {
+        "args": "all",
+        "argsIgnorePattern": "^_",
+        "caughtErrors": "all",
+        "caughtErrorsIgnorePattern": "^_",
+        "destructuredArrayIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "ignoreRestSiblings": true
+      }
+    ],
     "@typescript-eslint/explicit-function-return-type": [
       1,
       {
@@ -45,6 +67,5 @@
       }
     ],
     "keyword-spacing": ["error"]
-  },
-  "ignorePatterns": ["**/*.d.ts"]
+  }
 }
diff --git a/server/gx-workflow-ls-format2/src/schema/versions.ts b/server/gx-workflow-ls-format2/src/schema/versions.ts
index 06736f2..38f6385 100644
--- a/server/gx-workflow-ls-format2/src/schema/versions.ts
+++ b/server/gx-workflow-ls-format2/src/schema/versions.ts
@@ -1,7 +1,7 @@
-import schema_v19_09_workflows from "@schemas/gxformat2/v19_09/workflows.yaml";
+import schema_common from "@schemas/gxformat2/common/common.yaml";
 import schema_common_metaschema_base from "@schemas/gxformat2/common/metaschema/metaschema_base.yaml";
 import schema_v19_09_process from "@schemas/gxformat2/v19_09/process.yaml";
-import schema_common from "@schemas/gxformat2/common/common.yaml";
+import schema_v19_09_workflows from "@schemas/gxformat2/v19_09/workflows.yaml";
 import { SchemaDocument } from "./definitions";
 
 /**
@@ -9,9 +9,11 @@ import { SchemaDocument } from "./definitions";
  *
  * These documents are raw yaml documents loaded by webpack.
  *  */
-export const SCHEMA_DOCS_v19_09_MAP = new Map<string, SchemaDocument>([
-  [schema_common_metaschema_base.$base, schema_common_metaschema_base],
-  [schema_v19_09_process.$base, schema_v19_09_process],
-  [schema_common.$base, schema_common],
-  [schema_v19_09_workflows.$base, schema_v19_09_workflows],
-]);
+export const SCHEMA_DOCS_v19_09_MAP = new Map<string, SchemaDocument>(
+  [
+    schema_common_metaschema_base as SchemaDocument,
+    schema_v19_09_process as SchemaDocument,
+    schema_common as SchemaDocument,
+    schema_v19_09_workflows as SchemaDocument,
+  ].map((schemaDoc) => [schemaDoc.$base, schemaDoc])
+);
diff --git a/server/gx-workflow-ls-format2/src/types.d.ts b/server/gx-workflow-ls-format2/src/types.d.ts
index 6383136..15ef5f3 100644
--- a/server/gx-workflow-ls-format2/src/types.d.ts
+++ b/server/gx-workflow-ls-format2/src/types.d.ts
@@ -1,4 +1,4 @@
 declare module "*.yaml" {
-  const data: any;
+  const data: unknown;
   export default data;
 }
diff --git a/server/packages/workflow-tests-language-service/src/schema/adapter.ts b/server/packages/workflow-tests-language-service/src/schema/adapter.ts
index 9a512c7..9ca59f7 100644
--- a/server/packages/workflow-tests-language-service/src/schema/adapter.ts
+++ b/server/packages/workflow-tests-language-service/src/schema/adapter.ts
@@ -1342,7 +1342,7 @@ export function safeCreateUnicodeRegExp(pattern: string): RegExp {
   // fall back to regular regexp if we cannot create Unicode one
   try {
     return new RegExp(pattern, "u");
-  } catch (ignore) {
+  } catch (_ignore) {
     return new RegExp(pattern);
   }
 }
diff --git a/server/packages/workflow-tests-language-service/src/services/completion/helper.ts b/server/packages/workflow-tests-language-service/src/services/completion/helper.ts
index c0ec3b6..2e6c922 100644
--- a/server/packages/workflow-tests-language-service/src/services/completion/helper.ts
+++ b/server/packages/workflow-tests-language-service/src/services/completion/helper.ts
@@ -920,8 +920,8 @@ ${this.indentation}${this.indentation}$0
           .map((m) => +m.replace(/\${([0-9]+)[:|]/g, "$1").replace("$", "")) // get numbers form $1 or ${1:...}
           .reduce((p, n) => (n > p ? n : p), 0); // find the max one
         const reindexedStr = text
-          .replace(/\$([0-9]+)/g, (s, args) => "$" + (+args + max$index)) // increment each by max$index
-          .replace(/\${([0-9]+)[:|]/g, (s, args) => "${" + (+args + max$index) + ":"); // increment each by max$index
+          .replace(/\$([0-9]+)/g, (_s, args) => "$" + (+args + max$index)) // increment each by max$index
+          .replace(/\${([0-9]+)[:|]/g, (_s, args) => "${" + (+args + max$index) + ":"); // increment each by max$index
         max$index += max$indexLocal;
         return reindexedStr;
       });
@@ -950,7 +950,7 @@ ${this.indentation}${this.indentation}$0
           completionItem.textEdit.newText = insertText;
         }
         // remove $x or use {$x:value} in documentation
-        const mdText = insertText.replace(/\${[0-9]+[:|](.*)}/g, (s, arg) => arg).replace(/\$([0-9]+)/g, "");
+        const mdText = insertText.replace(/\${[0-9]+[:|](.*)}/g, (_s, arg) => arg).replace(/\$([0-9]+)/g, "");
 
         const originalDocumentation = completionItem.documentation
           ? [completionItem.documentation, "", "----", ""]
@@ -1330,7 +1330,7 @@ ${this.indentation}${this.indentation}$0
     let res: string | MarkupContent = documentation;
     if (this.doesSupportMarkdown()) {
       insertText = insertText
-        .replace(/\${[0-9]+[:|](.*)}/g, (s, arg) => {
+        .replace(/\${[0-9]+[:|](.*)}/g, (_s, arg) => {
           return arg;
         })
         .replace(/\$([0-9]+)/g, "");
diff --git a/server/packages/yaml-language-service/src/parser/yamlDocument.ts b/server/packages/yaml-language-service/src/parser/yamlDocument.ts
index 14deeac..d12c164 100644
--- a/server/packages/yaml-language-service/src/parser/yamlDocument.ts
+++ b/server/packages/yaml-language-service/src/parser/yamlDocument.ts
@@ -267,7 +267,7 @@ export class YAMLSubDocument {
     let offsetDiff = this.parsedDocument.range?.[2] ?? 0;
     let maxOffset = this.parsedDocument.range?.[0] ?? 0;
     let closestNode: YamlNode | undefined = undefined;
-    visit(this.parsedDocument, (key, node) => {
+    visit(this.parsedDocument, (_key, node) => {
       if (!node) {
         return;
       }
diff --git a/server/packages/yaml-language-service/src/services/yamlFormatter.ts b/server/packages/yaml-language-service/src/services/yamlFormatter.ts
index af28c09..d7291c3 100644
--- a/server/packages/yaml-language-service/src/services/yamlFormatter.ts
+++ b/server/packages/yaml-language-service/src/services/yamlFormatter.ts
@@ -1,7 +1,7 @@
-import { Range, Position, TextEdit, FormattingOptions } from "vscode-languageserver-types";
-import { CustomFormatterOptions, LanguageSettings } from "../yamlLanguageService";
 import { TextDocument } from "vscode-languageserver-textdocument";
-import { parse, stringify, ToStringOptions } from "yaml";
+import { FormattingOptions, Position, Range, TextEdit } from "vscode-languageserver-types";
+import { ToStringOptions, parse, stringify } from "yaml";
+import { CustomFormatterOptions, LanguageSettings } from "../yamlLanguageService";
 
 export class YAMLFormatter {
   private formatterEnabled? = true;
@@ -29,6 +29,7 @@ export class YAMLFormatter {
 
       return [TextEdit.replace(Range.create(Position.create(0, 0), document.positionAt(text.length)), formatted)];
     } catch (error) {
+      console.debug("Error formatting YAML document", error);
       return [];
     }
   }