diff --git a/routes/aboutAdmin.cts b/routes/aboutAdmin.cts
index 33cbf48..4a8c7f6 100644
--- a/routes/aboutAdmin.cts
+++ b/routes/aboutAdmin.cts
@@ -1,4 +1,3 @@
-// @ts-nocheck — route controller converted to .cts; handler req/res typed, full type-check deferred (thin glue over typed services).
 import type { Req, Res, Next } from '../types/http';
 const express = require('express');
 const { log } = require('../utils/logger.cts');
@@ -9,7 +8,7 @@ const { ValidationError } = require('../utils/apiError.cts');
 
 const router = express.Router();
 
-let pkg;
+let pkg: any;
 try {
   pkg = require('../package.json');
 } catch {
@@ -23,7 +22,7 @@ const ALLOWED_FILES = {
 };
 
 // Priority emoji to label mapping
-const PRIORITY_MAP = {
+const PRIORITY_MAP: Record<string, string> = {
   '🔴': 'CRITICAL',
   '🟠': 'HIGH',
   '🟡': 'MEDIUM',
@@ -34,7 +33,7 @@ const PRIORITY_MAP = {
 /**
  * Generate a slug from a title: lowercase, hyphens, strip emojis
  */
-function slugify(title) {
+function slugify(title: any) {
   return title
     .replace(
       /[\u{1F300}-\u{1F9FF}\u{2600}-\u{26FF}\u{2700}-\u{27BF}\u{FE00}-\u{FE0F}\u{1F000}-\u{1FAFF}]/gu,
@@ -49,7 +48,7 @@ function slugify(title) {
  * Extract effort estimate from implementation notes text.
  * Matches patterns like "Estimated effort: 3-4 hours", "Estimated effort: 8 hours"
  */
-function extractEffort(text) {
+function extractEffort(text: any) {
   if (!text) return null;
   const match = text.match(/Estimated effort:\s*(\d+(?:\s*-\s*\d+)?\s*hours?)/i);
   if (!match) return null;
@@ -61,10 +60,10 @@ function extractEffort(text) {
  * Parse FUTURE.md into structured roadmap items.
  * Filters out completed/strikethrough items and template/meta sections.
  */
-function parseFutureMd(content) {
+function parseFutureMd(content: any) {
   if (!content) return { items: [], counts: {} };
 
-  const items = [];
+  const items: any[] = [];
   const counts = { critical: 0, high: 0, medium: 0, low: 0, niceToHave: 0 };
 
   const lines = content.split('\n');
@@ -279,7 +278,7 @@ function parseFutureMd(content) {
 /**
  * Add a parsed item to the items array and update counts.
  */
-function _addItem(items, counts, emoji, label, title, bodyLines) {
+function _addItem(items: any, counts: any, emoji: any, label: any, title: any, bodyLines: any) {
   const body = bodyLines.join('\n');
   const description = _extractField(body, 'Description');
   const rationale = _extractField(body, 'Rationale');
@@ -297,15 +296,17 @@ function _addItem(items, counts, emoji, label, title, bodyLines) {
 
   // Map priority label to count key
   const countKey =
-    {
-      CRITICAL: 'critical',
-      HIGH: 'high',
-      MEDIUM: 'medium',
-      LOW: 'low',
-      'NICE TO HAVE': 'niceToHave',
-      NICE_TO_HAVE: 'niceToHave',
-      MEH: 'niceToHave',
-    }[label] || 'medium';
+    (
+      {
+        CRITICAL: 'critical',
+        HIGH: 'high',
+        MEDIUM: 'medium',
+        LOW: 'low',
+        'NICE TO HAVE': 'niceToHave',
+        NICE_TO_HAVE: 'niceToHave',
+        MEH: 'niceToHave',
+      } as Record<string, string>
+    )[label] || 'medium';
   counts[countKey]++;
 
   items.push({
@@ -327,7 +328,7 @@ function _addItem(items, counts, emoji, label, title, bodyLines) {
  * Extract a named field from markdown body text.
  * Looks for **Field Name:** and captures everything until the next ** field or ### heading or end.
  */
-function _extractField(body, fieldName) {
+function _extractField(body: any, fieldName: any) {
   // Match **FieldName:** followed by content until next ** or ### heading
   const regex = new RegExp(
     `\\*\\*${fieldName}:\\*\\*\\s*\n([\\s\\S]*?)(?=\\n\\*\\*[^*]|\\n###|$)`,
@@ -342,7 +343,7 @@ function _extractField(body, fieldName) {
  * Parse DEVELOPMENT_LOG.md into structured log entries.
  * Returns entries sorted by date descending.
  */
-function parseDevLogMd(content) {
+function parseDevLogMd(content: any) {
   if (!content) return [];
 
   const entries = [];
@@ -367,10 +368,10 @@ function parseDevLogMd(content) {
   }
 
   // Sort by date descending
-  entries.sort((a, b) => {
+  entries.sort((a: any, b: any) => {
     const dateA = a.date ? new Date(a.date) : new Date(0);
     const dateB = b.date ? new Date(b.date) : new Date(0);
-    return dateB - dateA;
+    return dateB.getTime() - dateA.getTime();
   });
 
   return entries;
@@ -379,7 +380,7 @@ function parseDevLogMd(content) {
 /**
  * Parse a single dev log entry block.
  */
-function _parseDevLogEntry(block, version, title) {
+function _parseDevLogEntry(block: any, version: any, title: any) {
   // Status
   const statusMatch = block.match(/\*\*Status:\*\*\s*(.+)/);
   const status = statusMatch ? statusMatch[1].trim() : null;
@@ -423,7 +424,7 @@ function _parseDevLogEntry(block, version, title) {
   const filesModified = filesMatch
     ? filesMatch[1]
         .split(',')
-        .map((f) => f.trim().replace(/^`|`$/g, ''))
+        .map((f: any) => f.trim().replace(/^`|`$/g, ''))
         .filter(Boolean)
     : [];
 
@@ -433,7 +434,7 @@ function _parseDevLogEntry(block, version, title) {
   if (workMatch) {
     const items = workMatch[1].match(/- \[[ x]\] .+/g);
     if (items) {
-      workCompleted.push(...items.map((item) => item.replace(/^- \[[ x]\]\s*/, '').trim()));
+      workCompleted.push(...items.map((item: any) => item.replace(/^- \[[ x]\]\s*/, '').trim()));
     }
   }
 
@@ -454,7 +455,7 @@ function _parseDevLogEntry(block, version, title) {
  * @param {string} content - The content to redact
  * @returns {string} - The redacted content
  */
-function redactSensitiveContent(content) {
+function redactSensitiveContent(content: any) {
   if (!content) return content;
 
   return (
@@ -493,7 +494,7 @@ function redactSensitiveContent(content) {
 
 // ── Forgejo issues cache ──────────────────────────────────────────────────────
 const FORGEJO_BASE = 'https://dream.scheller.ltd/api/v1/repos/null/BillTracker';
-let _forgejoCache = null;
+let _forgejoCache: any = null;
 let _forgejoCacheTs = 0;
 const FORGEJO_TTL_MS = 5 * 60 * 1000;
 
@@ -524,7 +525,7 @@ router.get('/', requireAuth, requireAdmin, (req: Req, res: Res) => {
       future: sanitizedFutureContent,
       developmentLog: sanitizedDevLogContent,
     });
-  } catch (err) {
+  } catch (err: any) {
     // Generic error message to prevent path disclosure
     log.error('[aboutAdmin] Error reading files');
     res.status(500).json({
@@ -546,7 +547,7 @@ router.get('/roadmap', requireAuth, requireAdmin, async (req: Req, res: Res) =>
     _forgejoCache = { issues, fetchedAt: new Date().toISOString() };
     _forgejoCacheTs = now;
     res.json(_forgejoCache);
-  } catch (err) {
+  } catch (err: any) {
     log.error('[aboutAdmin] Forgejo issues error:', err.message);
     if (_forgejoCache) return res.json({ ..._forgejoCache, stale: true });
     res
@@ -562,7 +563,7 @@ router.get('/dev-log', requireAuth, requireAdmin, (req: Req, res: Res) => {
     const sanitized = redactSensitiveContent(devLogContent);
     const entries = parseDevLogMd(sanitized);
     res.json({ entries, version: pkg.version });
-  } catch (err) {
+  } catch (err: any) {
     log.error('[aboutAdmin] Error reading DEVELOPMENT_LOG.md for dev-log');
     res.status(500).json({
       error: 'Failed to read dev log data',
@@ -578,7 +579,7 @@ router.post('/check-updates', requireAuth, requireAdmin, async (req: Req, res: R
   try {
     const result = await checkForUpdates(true);
     res.json(result);
-  } catch (err) {
+  } catch (err: any) {
     res.status(500).json({ error: 'Update check failed' });
   }
 });
diff --git a/routes/bills.cts b/routes/bills.cts
index 7308399..be2a051 100644
--- a/routes/bills.cts
+++ b/routes/bills.cts
@@ -1,4 +1,3 @@
-// @ts-nocheck — route controller converted to .cts; handler req/res typed, full type-check deferred (thin glue over typed services).
 import type { Req, Res, Next } from '../types/http';
 const express = require('express');
 const { log } = require('../utils/logger.cts');
@@ -87,7 +86,7 @@ router.get('/deleted', (req: Req, res: Res) => {
     )
     .all(req.user.id);
   res.json(
-    rows.map((row) => ({
+    rows.map((row: any) => ({
       ...serializeBill(row),
       category_name: row.category_name,
       deleted_at: row.deleted_at,
@@ -137,7 +136,7 @@ router.put('/reorder', (req: Req, res: Res) => {
   const update = db.prepare(
     "UPDATE bills SET sort_order = ?, updated_at = datetime('now') WHERE id = ? AND user_id = ?",
   );
-  const applyOrder = db.transaction((items) => {
+  const applyOrder = db.transaction((items: any) => {
     for (const item of items) update.run(item.sortOrder, item.billId, req.user.id);
   });
   applyOrder(entries);
@@ -208,7 +207,7 @@ router.post('/:id/snooze-drift', (req: Req, res: Res) => {
 // Bill templates store money fields (expected_amount, current_balance, minimum_payment)
 // in integer cents, matching validateBillData's normalized output. Convert back to
 // dollars for API responses, mirroring serializeBill.
-function serializeTemplateData(data) {
+function serializeTemplateData(data: any) {
   if (!data) return data;
   const out = { ...data };
   if (out.expected_amount != null) out.expected_amount = fromCents(out.expected_amount);
@@ -232,7 +231,7 @@ router.get('/templates', (req: Req, res: Res) => {
     .all(req.user.id);
 
   res.json(
-    rows.map((row) => ({
+    rows.map((row: any) => ({
       ...row,
       data: serializeTemplateData(parseTemplateData(row.data)),
     })),
@@ -812,7 +811,7 @@ router.get('/:id/transactions', (req: Req, res: Res) => {
     )
     .all(billId, req.user.id, billId);
 
-  const transactions = rows.map((row) =>
+  const transactions = rows.map((row: any) =>
     decorateTransaction({
       ...row,
       linked_payment: row.linked_payment_id
@@ -1020,7 +1019,7 @@ router.post('/:id/history-ranges', (req: Req, res: Res) => {
       'end_year',
     );
   }
-  if (ey != null) {
+  if (ey != null && em != null) {
     const startVal = sy * 12 + sm;
     const endVal = ey * 12 + em;
     if (endVal < startVal)
@@ -1174,7 +1173,7 @@ router.get('/:id/amortization', (req: Req, res: Res) => {
     current_balance: balance,
     minimum_payment: minPmt,
   });
-  const total_interest = schedule.reduce((s, r) => s + r.interest, 0);
+  const total_interest = schedule.reduce((s: number, r: any) => s + r.interest, 0);
 
   res.json({
     bill_id: billId,
@@ -1185,7 +1184,7 @@ router.get('/:id/amortization', (req: Req, res: Res) => {
     summary: {
       months: schedule.length,
       total_interest: roundMoney(total_interest),
-      total_paid: sumMoney(schedule, (r) => r.payment),
+      total_paid: sumMoney(schedule, (r: any) => r.payment),
       capped: schedule.length >= maxMonths && schedule[schedule.length - 1]?.balance > 0,
     },
     apr_snapshot,
@@ -1258,14 +1257,14 @@ router.patch('/:id/balance', (req: Req, res: Res) => {
 
 // ── Merchant rule helpers ─────────────────────────────────────────────────────
 
-function requireBill(db, billId, userId) {
+function requireBill(db: any, billId: any, userId: any) {
   return db
     .prepare('SELECT id, name FROM bills WHERE id = ? AND user_id = ? AND deleted_at IS NULL')
     .get(billId, userId);
 }
 
 // Count unmatched transactions that would match a normalized merchant string.
-function previewMatchCount(db, userId, normalized) {
+function previewMatchCount(db: any, userId: any, normalized: any) {
   if (!normalized || normalized.length < 2) return 0;
   const txRows = db
     .prepare(
@@ -1281,14 +1280,14 @@ function previewMatchCount(db, userId, normalized) {
   `,
     )
     .all(userId);
-  return txRows.filter((tx) => {
+  return txRows.filter((tx: any) => {
     const txMerchant = normalizeMerchant(tx.payee || tx.description || tx.memo || '');
     return txMerchant && merchantMatches(txMerchant, normalized);
   }).length;
 }
 
 // Find bills (other than this one) that already claim this merchant.
-function findConflicts(db, userId, billId, normalized) {
+function findConflicts(db: any, userId: any, billId: any, normalized: any) {
   return db
     .prepare(
       `
@@ -1336,7 +1335,7 @@ router.get('/:id/merchant-rules', (req: Req, res: Res) => {
   `,
     )
     .all(req.user.id)
-    .map((tx) => {
+    .map((tx: any) => {
       const raw = tx.payee || tx.description || tx.memo || '';
       const normalized = normalizeMerchant(raw);
       return {
@@ -1347,7 +1346,7 @@ router.get('/:id/merchant-rules', (req: Req, res: Res) => {
         date: tx.posted_date || String(tx.transacted_at || '').slice(0, 10),
       };
     })
-    .filter((s) => s.normalized.length >= 2);
+    .filter((s: any) => s.normalized.length >= 2);
 
   res.json({ rules, suggestions });
 });
@@ -1422,7 +1421,7 @@ router.get('/:id/merchant-rules/candidates', (req: Req, res: Res) => {
   const rules = db
     .prepare('SELECT merchant FROM bill_merchant_rules WHERE user_id = ? AND bill_id = ?')
     .all(req.user.id, billId)
-    .map((r) => r.merchant);
+    .map((r: any) => r.merchant);
 
   if (rules.length === 0) return res.json({ candidates: [] });
 
@@ -1455,14 +1454,14 @@ router.get('/:id/merchant-rules/candidates', (req: Req, res: Res) => {
         'SELECT transaction_id FROM payments WHERE bill_id = ? AND transaction_id IS NOT NULL AND deleted_at IS NULL',
       )
       .all(billId)
-      .map((r) => r.transaction_id),
+      .map((r: any) => r.transaction_id),
   );
 
   const candidates = [];
   for (const tx of txRows) {
     const txMerchant = normalizeMerchant(tx.payee || tx.description || tx.memo || '');
     if (!txMerchant) continue;
-    const matches = rules.some((r) => merchantMatches(txMerchant, r));
+    const matches = rules.some((r: any) => merchantMatches(txMerchant, r));
     if (!matches) continue;
 
     const paidDate =
@@ -1523,7 +1522,7 @@ router.post('/:id/merchant-rules/import-historical', (req: Req, res: Res) => {
   `);
 
   let imported = 0;
-  const lateAttributions = [];
+  const lateAttributions: any[] = [];
 
   try {
     db.transaction(() => {
@@ -1578,7 +1577,7 @@ router.post('/:id/merchant-rules/import-historical', (req: Req, res: Res) => {
         }
       }
     })();
-  } catch (err) {
+  } catch (err: any) {
     log.error('[import-historical] Transaction failed:', err.message);
     throw new ApiError('DB_ERROR', 'Import failed', 500);
   }
diff --git a/routes/snowball.cts b/routes/snowball.cts
index 01132e1..650b60f 100644
--- a/routes/snowball.cts
+++ b/routes/snowball.cts
@@ -1,4 +1,3 @@
-// @ts-nocheck — route controller converted to .cts; handler req/res typed, full type-check deferred (thin glue over typed services).
 import type { Req, Res, Next } from '../types/http';
 const express = require('express');
 const router = express.Router();
@@ -23,7 +22,7 @@ const DEBT_LIKE_CLAUSES = `(
   )
 )`;
 
-function isRamseyMode(userId) {
+function isRamseyMode(userId: any) {
   const db = getDb();
   const row = db
     .prepare(
@@ -37,7 +36,7 @@ function isRamseyMode(userId) {
   return row ? row.value !== 'false' && row.value !== '0' : true;
 }
 
-function getUserBoolSetting(userId, key, fallback = false) {
+function getUserBoolSetting(userId: any, key: string, fallback = false) {
   const db = getDb();
   const row = db
     .prepare(
@@ -52,7 +51,7 @@ function getUserBoolSetting(userId, key, fallback = false) {
   return row.value === 'true' || row.value === '1';
 }
 
-function upsertUserSetting(db, userId, key, value) {
+function upsertUserSetting(db: any, userId: any, key: string, value: any) {
   db.prepare(
     `
     INSERT INTO user_settings (user_id, key, value, updated_at)
@@ -64,7 +63,7 @@ function upsertUserSetting(db, userId, key, value) {
   ).run(userId, key, String(value));
 }
 
-function getDebtQuery(ramseyMode) {
+function getDebtQuery(ramseyMode: any) {
   const orderBy = ramseyMode
     ? `
     CASE WHEN b.current_balance IS NULL THEN 1 ELSE 0 END ASC,
@@ -89,7 +88,7 @@ function getDebtQuery(ramseyMode) {
   `;
 }
 
-function getDebtBills(userId, ramseyMode) {
+function getDebtBills(userId: any, ramseyMode?: any) {
   const db = getDb();
   const mode = ramseyMode !== undefined ? ramseyMode : isRamseyMode(userId);
   return db.prepare(getDebtQuery(mode)).all(userId);
@@ -179,7 +178,7 @@ router.get('/projection', (req: Req, res: Res) => {
 
   // Money fields on `bills` are stored as integer cents; the snowball/APR math
   // and the API response are dollar-denominated, so convert before computing.
-  const billsForMath = bills.map((b) => ({
+  const billsForMath = bills.map((b: any) => ({
     ...b,
     current_balance: fromCents(b.current_balance),
     minimum_payment: fromCents(b.minimum_payment),
@@ -194,17 +193,17 @@ router.get('/projection', (req: Req, res: Res) => {
       : fromCents(user?.snowball_extra_payment ?? 0);
 
   // Build a lookup of APR snapshots keyed by bill id (computed once from current balances)
-  const aprByBill = {};
+  const aprByBill: Record<string, any> = {};
   for (const b of billsForMath) {
     const snap = debtAprSnapshot(b);
     if (snap) aprByBill[b.id] = snap;
   }
 
   // Enrich each debt result with its APR snapshot
-  function enrich(projection) {
+  function enrich(projection: any) {
     return {
       ...projection,
-      debts: projection.debts.map((d) => ({
+      debts: projection.debts.map((d: any) => ({
         ...d,
         apr_snapshot: aprByBill[d.id] ?? null,
       })),
@@ -223,7 +222,7 @@ router.get('/projection', (req: Req, res: Res) => {
 });
 
 // Build a summary comparing snowball to the minimum-only baseline
-function buildComparison(snowball, minimum_only) {
+function buildComparison(snowball: any, minimum_only: any) {
   const sbMonths = snowball.months_to_freedom;
   const moMonths = minimum_only.months_to_freedom;
   const sbInterest = snowball.total_interest_paid;
@@ -259,7 +258,7 @@ router.patch('/order', (req: Req, res: Res) => {
   }
 
   // Validate every row before touching the DB — no silent skips
-  const parsed = [];
+  const parsed: any[] = [];
   for (let i = 0; i < items.length; i++) {
     const row = items[i];
     const id = parseInt(row?.id, 10);
@@ -292,7 +291,7 @@ router.patch('/order', (req: Req, res: Res) => {
 
 // ── Snowball Plan helpers ─────────────────────────────────────────────────────
 
-function enrichPlanWithProgress(db, plan) {
+function enrichPlanWithProgress(db: any, plan: any) {
   let snapshot;
   try {
     snapshot = JSON.parse(plan.plan_snapshot);
@@ -302,8 +301,8 @@ function enrichPlanWithProgress(db, plan) {
 
   // Fetch every snapshot bill in one query (user-scoped), not one-per-debt.
   const snapDebts = snapshot?.debts ?? [];
-  const billIds = [...new Set(snapDebts.map((d) => d.bill_id).filter(Boolean))];
-  const billsById = {};
+  const billIds = [...new Set(snapDebts.map((d: any) => d.bill_id).filter(Boolean))];
+  const billsById: Record<string, any> = {};
   if (billIds.length) {
     const placeholders = billIds.map(() => '?').join(',');
     for (const b of db
@@ -315,7 +314,7 @@ function enrichPlanWithProgress(db, plan) {
     }
   }
 
-  const currentDebts = snapDebts.map((d) => {
+  const currentDebts = snapDebts.map((d: any) => {
     const bill = billsById[d.bill_id];
     const currentBalance = bill && !bill.deleted_at ? fromCents(bill.current_balance) : null;
     const startingBalance = d.starting_balance ?? 0;
@@ -360,7 +359,7 @@ router.post('/plans', (req: Req, res: Res) => {
 
   const ramseyMode = isRamseyMode(userId);
   const debts = getDebtBills(userId, ramseyMode);
-  const activeDebts = debts.filter((b) => (b.current_balance ?? 0) > 0);
+  const activeDebts = debts.filter((b: any) => (b.current_balance ?? 0) > 0);
   if (activeDebts.length === 0) {
     throw ValidationError(
       'No debts with a balance found. Add a balance to at least one bill.',
@@ -371,7 +370,7 @@ router.post('/plans', (req: Req, res: Res) => {
 
   // Money fields on `debts` are stored as integer cents; the snowball/APR
   // math and plan_snapshot are dollar-denominated, so convert before computing.
-  const debtsForMath = debts.map((b) => ({
+  const debtsForMath = debts.map((b: any) => ({
     ...b,
     current_balance: fromCents(b.current_balance),
     minimum_payment: fromCents(b.minimum_payment),
@@ -393,8 +392,8 @@ router.post('/plans', (req: Req, res: Res) => {
       100,
   );
 
-  const debtSnaps = debtsForMath.map((b, i) => {
-    const proj = snowball.debts?.find((d) => d.id === b.id);
+  const debtSnaps = debtsForMath.map((b: any, i: number) => {
+    const proj = snowball.debts?.find((d: any) => d.id === b.id);
     return {
       bill_id: b.id,
       name: b.name,
@@ -451,7 +450,7 @@ router.get('/plans', (req: Req, res: Res) => {
     `,
     )
     .all(req.user.id);
-  res.json({ plans: plans.map((p) => enrichPlanWithProgress(db, p)) });
+  res.json({ plans: plans.map((p: any) => enrichPlanWithProgress(db, p)) });
 });
 
 // GET /api/snowball/plans/active — return the active or paused plan (or null)
@@ -495,7 +494,7 @@ router.patch('/plans/:id', (req: Req, res: Res) => {
 
 // Shared status-transition handler for pause / resume / complete / abandon.
 // `setSql` is a fixed constant per route (never user input).
-function transitionPlan(req, res, { allowedFrom, setSql, past }) {
+function transitionPlan(req: Req, res: Res, { allowedFrom, setSql, past }: any) {
   const db = getDb();
   const id = parseInt(req.params.id, 10);
   if (!Number.isInteger(id) || id <= 0) {
diff --git a/routes/summary.cts b/routes/summary.cts
index 392f5de..e21887a 100644
--- a/routes/summary.cts
+++ b/routes/summary.cts
@@ -1,4 +1,3 @@
-// @ts-nocheck — route controller converted to .cts; handler req/res typed, full type-check deferred (thin glue over typed services).
 import type { Req, Res, Next } from '../types/http';
 const express = require('express');
 const { log } = require('../utils/logger.cts');
@@ -15,7 +14,7 @@ const DEFAULT_PENDING_DAYS = 3;
 
 // Build bank tracking summary when the user has enabled SimpleFIN bank tracking.
 // Returns null when disabled, the account isn't found, or bank sync isn't set up.
-function buildBankTrackingSummary(db, userId, year, month) {
+function buildBankTrackingSummary(db: any, userId: any, year: any, month: any) {
   try {
     const settings = getUserSettings(userId);
     if (settings.bank_tracking_enabled !== 'true') return null;
@@ -92,8 +91,8 @@ function buildBankTrackingSummary(db, userId, year, month) {
       )
       .all(year, month, start, end, userId);
     const unpaidTotalCents = unpaidCandidates
-      .filter((row) => resolveDueDate(row, year, month))
-      .reduce((sum, row) => sum + (row.amount_cents || 0), 0);
+      .filter((row: any) => resolveDueDate(row, year, month))
+      .reduce((sum: number, row: any) => sum + (row.amount_cents || 0), 0);
 
     const balanceDollars = money(account.balance / 100);
     const pendingDollars = fromCents(pendingRow.pending_total);
@@ -116,13 +115,13 @@ function buildBankTrackingSummary(db, userId, year, month) {
       unpaid_this_month: unpaidDollars,
       remaining: money(effectiveDollars - unpaidDollars),
     };
-  } catch (err) {
+  } catch (err: any) {
     log.error('[buildBankTrackingSummary] Error:', err.message);
     return null;
   }
 }
 
-function parseYearMonth(source) {
+function parseYearMonth(source: any) {
   const now = new Date();
   const year = parseInt(source.year || now.getFullYear(), 10);
   const month = parseInt(source.month || now.getMonth() + 1, 10);
@@ -137,12 +136,12 @@ function parseYearMonth(source) {
   return { year, month };
 }
 
-function money(value) {
+function money(value: any) {
   const n = Number(value);
   return Number.isFinite(n) ? Math.round(n * 100) / 100 : 0;
 }
 
-function getStartingAmounts(db, userId, year, month) {
+function getStartingAmounts(db: any, userId: any, year: any, month: any) {
   const row = db
     .prepare(
       `
@@ -160,7 +159,7 @@ function getStartingAmounts(db, userId, year, month) {
   };
 }
 
-function calculatePaidDeductions(db, userId, year, month) {
+function calculatePaidDeductions(db: any, userId: any, year: any, month: any) {
   const { start, end } = getCycleRange(year, month);
 
   // Paid from first bucket: bills with due_day 1-14
@@ -237,7 +236,7 @@ function calculatePaidDeductions(db, userId, year, month) {
   };
 }
 
-function buildStartingAmountsSummary(db, userId, year, month) {
+function buildStartingAmountsSummary(db: any, userId: any, year: any, month: any) {
   const amounts = getStartingAmounts(db, userId, year, month);
   const paid = calculatePaidDeductions(db, userId, year, month);
 
@@ -264,7 +263,7 @@ function buildStartingAmountsSummary(db, userId, year, month) {
   };
 }
 
-function getIncome(db, userId, year, month) {
+function getIncome(db: any, userId: any, year: any, month: any) {
   const row = db
     .prepare(
       `
@@ -282,7 +281,7 @@ function getIncome(db, userId, year, month) {
   };
 }
 
-function buildSummary(db, userId, year, month) {
+function buildSummary(db: any, userId: any, year: any, month: any) {
   const income = getIncome(db, userId, year, month);
   const { start, end } = getCycleRange(year, month);
 
@@ -321,9 +320,9 @@ function buildSummary(db, userId, year, month) {
     // QA-B5-01: only bills that actually occur in this month (matches the Tracker's
     // resolveDueDate gating) — otherwise annual / off-month quarterly bills inflate
     // the monthly expense list and total, disagreeing with the Tracker.
-    .filter((row) => resolveDueDate(row, year, month));
+    .filter((row: any) => resolveDueDate(row, year, month));
 
-  const billIds = billRows.map((row) => row.bill_id);
+  const billIds = billRows.map((row: any) => row.bill_id);
   const paymentMap = new Map();
 
   if (billIds.length > 0) {
@@ -353,7 +352,7 @@ function buildSummary(db, userId, year, month) {
     }
   }
 
-  const expenses = billRows.map((row) => {
+  const expenses = billRows.map((row: any) => {
     const payment = paymentMap.get(row.bill_id) || { payment_count: 0, paid_amount: 0 };
     const hasActual = row.actual_amount !== null && row.actual_amount !== undefined;
     const displayAmount = fromCents(hasActual ? row.actual_amount : row.expected_amount);
@@ -378,13 +377,15 @@ function buildSummary(db, userId, year, month) {
     };
   });
 
-  const countedExpenses = expenses.filter((expense) => !expense.is_skipped);
+  const countedExpenses = expenses.filter((expense: any) => !expense.is_skipped);
   const incomeTotal = money(income.amount);
   const expenseTotal = money(
-    countedExpenses.reduce((sum, expense) => sum + expense.display_amount, 0),
+    countedExpenses.reduce((sum: number, expense: any) => sum + expense.display_amount, 0),
   );
-  const paidTotal = money(countedExpenses.reduce((sum, expense) => sum + expense.paid_amount, 0));
-  const paidExpenseCount = countedExpenses.filter((expense) => expense.is_paid).length;
+  const paidTotal = money(
+    countedExpenses.reduce((sum: number, expense: any) => sum + expense.paid_amount, 0),
+  );
+  const paidExpenseCount = countedExpenses.filter((expense: any) => expense.is_paid).length;
   const starting_amounts = buildStartingAmountsSummary(db, userId, year, month);
   const bank_tracking = buildBankTrackingSummary(db, userId, year, month);
   // When bank tracking is on, drive the "plan base" from the effective bank balance