diff --git a/eslint.config.mjs b/eslint.config.mjs
index c03c2a9..220617c 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -5,7 +5,22 @@ import nextTs from "eslint-config-next/typescript";
 const eslintConfig = defineConfig([
   ...nextVitals,
   ...nextTs,
-  globalIgnores([".next/**", "out/**", "build/**", "next-env.d.ts"]),
+  globalIgnores([".next/**", "out/**", "build/**", "coverage/**", "next-env.d.ts"]),
+  {
+    rules: {
+      "@typescript-eslint/no-unused-vars": [
+        "warn",
+        { argsIgnorePattern: "^_", varsIgnorePattern: "^_", caughtErrorsIgnorePattern: "^_" },
+      ],
+    },
+  },
+  {
+    files: ["**/*.test.ts", "**/*.test.tsx"],
+    rules: {
+      "@typescript-eslint/no-explicit-any": "off",
+      "@typescript-eslint/no-require-imports": "off",
+    },
+  },
 ]);
 
 export default eslintConfig;
diff --git a/src/app/(web)/tools/addeditfamily/add-edit-family.tsx b/src/app/(web)/tools/addeditfamily/add-edit-family.tsx
index 7b3211f..b91776a 100644
--- a/src/app/(web)/tools/addeditfamily/add-edit-family.tsx
+++ b/src/app/(web)/tools/addeditfamily/add-edit-family.tsx
@@ -46,7 +46,7 @@ import {
   TooltipProvider,
   TooltipTrigger,
 } from "@/components/ui/tooltip";
-import { ToolParams, isNewRecord } from "@/lib/tool-params";
+import { ToolParams } from "@/lib/tool-params";
 import {
   emptyHousehold,
   emptyMember,
@@ -88,7 +88,6 @@ export function AddEditFamily({ params, initialContactId }: AddEditFamilyProps)
   const [confirmCloseOpen, setConfirmCloseOpen] = useState(false);
   const [addressTab, setAddressTab] = useState<"main" | "alt">("main");
   const [expandedMembers, setExpandedMembers] = useState<Set<number>>(new Set());
-  const isNew = isNewRecord(params);
 
   const isDirty = useMemo(
     () => household !== null && JSON.stringify(household) !== originalSnapshot,
@@ -110,14 +109,6 @@ export function AddEditFamily({ params, initialContactId }: AddEditFamilyProps)
     };
   }, []);
 
-  useEffect(() => {
-    if (!defaults) return;
-    if (initialContactId && initialContactId > 0) {
-      loadHousehold(initialContactId);
-    }
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [initialContactId, defaults]);
-
   const loadHousehold = useCallback(async (contactId: number) => {
     const result = await fetchHousehold(contactId);
     if (result.success) {
@@ -129,6 +120,14 @@ export function AddEditFamily({ params, initialContactId }: AddEditFamilyProps)
     }
   }, []);
 
+  useEffect(() => {
+    if (!defaults) return;
+    if (initialContactId && initialContactId > 0) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect
+      loadHousehold(initialContactId);
+    }
+  }, [initialContactId, defaults, loadHousehold]);
+
   const startNewFamily = useCallback(
     (lastName: string) => {
       if (!defaults) return;
@@ -1026,6 +1025,8 @@ function AddressLine1Autocomplete({
     }
     if (debounceRef.current) clearTimeout(debounceRef.current);
     if (value.trim().length < 3) {
+      // Clear predictions on short input (debounced autocomplete).
+      // eslint-disable-next-line react-hooks/set-state-in-effect
       setPredictions([]);
       return;
     }
diff --git a/src/app/(web)/tools/addresslabels/address-labels.tsx b/src/app/(web)/tools/addresslabels/address-labels.tsx
index 40510e4..a8d06e1 100644
--- a/src/app/(web)/tools/addresslabels/address-labels.tsx
+++ b/src/app/(web)/tools/addresslabels/address-labels.tsx
@@ -71,7 +71,7 @@ export function AddressLabels({ params }: AddressLabelsProps) {
   }, []);
 
   // Only re-fetch when filtering-relevant config changes (mode, barcode toggle),
-  // NOT when layout-only config changes (stock, start position, barcode format)
+  // NOT when layout-only config changes (stock, start position, barcode format).
   const loadData = useCallback(async () => {
     setIsLoading(true);
     setError(null);
@@ -84,9 +84,11 @@ export function AddressLabels({ params }: AddressLabelsProps) {
     } finally {
       setIsLoading(false);
     }
+    // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [params, config.addressMode, config.includeMissingBarcodes]);
 
   useEffect(() => {
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     loadData();
   }, [loadData]);
 
diff --git a/src/app/signin/page.tsx b/src/app/signin/page.tsx
index 160b219..6191392 100644
--- a/src/app/signin/page.tsx
+++ b/src/app/signin/page.tsx
@@ -57,6 +57,7 @@ function SignInContent() {
     }
   }, []);
 
+  // eslint-disable-next-line react-hooks/preserve-manual-memoization
   const startOAuth = useCallback(() => {
     console.log("Redirecting to SignIn API");
     setIsRedirecting(true);
diff --git a/src/components/address-labels/imb-barcode.tsx b/src/components/address-labels/imb-barcode.tsx
index 9275571..e1a44da 100644
--- a/src/components/address-labels/imb-barcode.tsx
+++ b/src/components/address-labels/imb-barcode.tsx
@@ -1,5 +1,4 @@
 import { View } from '@react-pdf/renderer';
-import type { BarState } from '@/lib/imb-encoder';
 
 interface ImbBarcodeProps {
   /** Pre-encoded bar states string (65 chars of T/D/A/F) */
diff --git a/src/components/address-labels/word-document.ts b/src/components/address-labels/word-document.ts
index 9abfebc..b1ad11c 100644
--- a/src/components/address-labels/word-document.ts
+++ b/src/components/address-labels/word-document.ts
@@ -7,7 +7,6 @@ import {
   TableCell,
   WidthType,
   ImageRun,
-  AlignmentType,
   BorderStyle,
   convertInchesToTwip,
   SectionType,
@@ -32,7 +31,6 @@ function buildLabelCell(
   stock: LabelStockConfig
 ): TableCell {
   const cellWidthTwips = convertInchesToTwip(ptToIn(stock.labelWidth));
-  const cellHeightTwips = convertInchesToTwip(ptToIn(stock.labelHeight));
 
   if (!label) {
     // Empty cell (for start position offset)
diff --git a/src/components/dev-panel/dev-panel.tsx b/src/components/dev-panel/dev-panel.tsx
index c2f4917..7fe60ff 100644
--- a/src/components/dev-panel/dev-panel.tsx
+++ b/src/components/dev-panel/dev-panel.tsx
@@ -49,7 +49,10 @@ export function DevPanel({ params }: DevPanelProps) {
   const [isAuthorized, setIsAuthorized] = useState(false);
 
   useEffect(() => {
+    // SSR hydration gate + read persisted open state from localStorage.
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     setMounted(true);
+     
     setIsOpen(readOpenState());
   }, []);
 
diff --git a/src/components/dev-panel/panels/contact-records-panel.tsx b/src/components/dev-panel/panels/contact-records-panel.tsx
index b84449b..62ed852 100644
--- a/src/components/dev-panel/panels/contact-records-panel.tsx
+++ b/src/components/dev-panel/panels/contact-records-panel.tsx
@@ -29,7 +29,10 @@ export function ContactRecordsPanel({ params, selectionRecordIds }: ContactRecor
 
     const recordIds = hasSingleRecord ? [params.recordID!] : selectionRecordIds!;
 
+    // Loading/error flags before async fetch — pattern not avoidable without a reducer.
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     setLoading(true);
+     
     setError(null);
 
     async function fetchContacts() {
diff --git a/src/components/dev-panel/panels/deploy-tool-panel.tsx b/src/components/dev-panel/panels/deploy-tool-panel.tsx
index 5cc16c0..11a57eb 100644
--- a/src/components/dev-panel/panels/deploy-tool-panel.tsx
+++ b/src/components/dev-panel/panels/deploy-tool-panel.tsx
@@ -73,6 +73,7 @@ export function DeployToolPanel({ onDeployed }: DeployToolPanelProps = {}) {
 
   // Reset the deploy UI when route changes.
   useEffect(() => {
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     setLaunchPage(defaultLaunchPage);
   }, [defaultLaunchPage]);
 
diff --git a/src/components/dev-panel/panels/user-tools-panel.tsx b/src/components/dev-panel/panels/user-tools-panel.tsx
index 01f8c14..a80c9e7 100644
--- a/src/components/dev-panel/panels/user-tools-panel.tsx
+++ b/src/components/dev-panel/panels/user-tools-panel.tsx
@@ -18,7 +18,10 @@ export function UserToolsPanel({ refreshKey = 0, onAuthorizationChange }: UserTo
 
   useEffect(() => {
     let cancelled = false;
+    // Loading/error flags before async fetch.
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     setLoading(true);
+     
     setError(null);
     (async () => {
       try {
diff --git a/src/components/template-editor/editor-code-dialog.tsx b/src/components/template-editor/editor-code-dialog.tsx
index 4ea3f90..efce66e 100644
--- a/src/components/template-editor/editor-code-dialog.tsx
+++ b/src/components/template-editor/editor-code-dialog.tsx
@@ -29,10 +29,15 @@ export function EditorCodeDialog({ open, onOpenChange }: EditorCodeDialogProps)
 
   useEffect(() => {
     if (open) {
+      // Sync editor's current MJML into dialog state when opened, reset preview.
       const mjml = editor.getHtml();
+      // eslint-disable-next-line react-hooks/set-state-in-effect
       setMjmlSource(mjml);
+       
       setHtmlPreview('');
+       
       setCompileErrors([]);
+       
       setCopiedSource(null);
     }
   }, [open, editor]);
diff --git a/src/components/template-editor/editor-export-dialog.tsx b/src/components/template-editor/editor-export-dialog.tsx
index 93de937..9670afc 100644
--- a/src/components/template-editor/editor-export-dialog.tsx
+++ b/src/components/template-editor/editor-export-dialog.tsx
@@ -30,14 +30,20 @@ export function EditorExportDialog({ open, onOpenChange }: EditorExportDialogPro
 
   useEffect(() => {
     if (open) {
+      // Sync editor's current MJML/project data into dialog state when opened.
       const mjml = editor.getHtml();
+      // eslint-disable-next-line react-hooks/set-state-in-effect
       setMjmlSource(mjml);
 
       const projectData = editor.getProjectData();
+       
       setJsonState(JSON.stringify(projectData, null, 2));
 
+       
       setHtmlOutput('');
+       
       setCompileErrors([]);
+       
       setCopiedSource(null);
     }
   }, [open, editor]);
diff --git a/src/components/template-editor/editor-toolbar.tsx b/src/components/template-editor/editor-toolbar.tsx
index b72a6b8..358b14c 100644
--- a/src/components/template-editor/editor-toolbar.tsx
+++ b/src/components/template-editor/editor-toolbar.tsx
@@ -61,6 +61,8 @@ export function EditorToolbar({ onClose }: EditorToolbarProps) {
   }, [editor]);
 
   useEffect(() => {
+    // Sync undo/redo from GrapesJS UndoManager and subscribe to its change events.
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     updateUndoRedo();
 
     const onUpdate = () => updateUndoRedo();
diff --git a/src/contexts/user-context.tsx b/src/contexts/user-context.tsx
index a6b3cd9..cd88cc7 100644
--- a/src/contexts/user-context.tsx
+++ b/src/contexts/user-context.tsx
@@ -50,6 +50,7 @@ export function UserProvider({ children }: UserProviderProps) {
 
   useEffect(() => {
     if (!isPending && userGuid) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect
       loadUserProfile();
     } else if (!isPending && !session) {
       setUserProfile(null);
diff --git a/src/lib/barcode-image.ts b/src/lib/barcode-image.ts
index 1d7ac9b..d831e67 100644
--- a/src/lib/barcode-image.ts
+++ b/src/lib/barcode-image.ts
@@ -3,7 +3,6 @@
  * BMP is used because it has a trivial format (no compression) and Word supports it natively.
  */
 
-import type { BarState } from './imb-encoder';
 import type { PostnetBar } from './postnet-encoder';
 
 const IMB_DIMS: Record<string, { topOffset: number; barHeight: number }> = {
diff --git a/src/lib/providers/ministry-platform/provider.test.ts b/src/lib/providers/ministry-platform/provider.test.ts
index 3f1feb7..cf4aaf9 100644
--- a/src/lib/providers/ministry-platform/provider.test.ts
+++ b/src/lib/providers/ministry-platform/provider.test.ts
@@ -107,7 +107,7 @@ describe('MinistryPlatformProvider', () => {
   beforeEach(() => {
     vi.clearAllMocks();
     // Reset singleton
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+     
     (MinistryPlatformProvider as any).instance = undefined;
   });
 
diff --git a/src/services/fieldManagementService.test.ts b/src/services/fieldManagementService.test.ts
index fda1537..b247e54 100644
--- a/src/services/fieldManagementService.test.ts
+++ b/src/services/fieldManagementService.test.ts
@@ -17,7 +17,7 @@ import { FieldManagementService } from './fieldManagementService';
 describe('FieldManagementService', () => {
   beforeEach(() => {
     vi.clearAllMocks();
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+     
     (FieldManagementService as any).instance = undefined;
   });
 
diff --git a/src/services/groupService.test.ts b/src/services/groupService.test.ts
index 6a7415f..50d53ec 100644
--- a/src/services/groupService.test.ts
+++ b/src/services/groupService.test.ts
@@ -20,7 +20,7 @@ import { GroupService } from './groupService';
 describe('GroupService', () => {
   beforeEach(() => {
     vi.clearAllMocks();
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+     
     (GroupService as any).instance = undefined;
   });
 
diff --git a/src/services/toolService.test.ts b/src/services/toolService.test.ts
index 04051bc..44a7400 100644
--- a/src/services/toolService.test.ts
+++ b/src/services/toolService.test.ts
@@ -18,7 +18,7 @@ vi.mock('@/lib/providers/ministry-platform', () => {
 describe('ToolService', () => {
   beforeEach(() => {
     vi.clearAllMocks();
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+     
     (ToolService as any).instance = undefined;
   });
 
diff --git a/src/services/userService.test.ts b/src/services/userService.test.ts
index f20c2f9..e140cf6 100644
--- a/src/services/userService.test.ts
+++ b/src/services/userService.test.ts
@@ -15,7 +15,7 @@ describe('UserService', () => {
   beforeEach(() => {
     vi.clearAllMocks();
     // Reset singleton instance between tests
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+     
     (UserService as any).instance = undefined;
   });