diff --git a/.github/workflows/bun-test.yml b/.github/workflows/bun-test.yml
index f562cc5a..6158e4d3 100644
--- a/.github/workflows/bun-test.yml
+++ b/.github/workflows/bun-test.yml
@@ -7,7 +7,7 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
-    timeout-minutes: 20
+    timeout-minutes: 60
 
     steps:
       - name: Checkout code
@@ -21,15 +21,21 @@ jobs:
       - name: Install dependencies
         run: bun install
 
+      - name: Install cf-proxy dependencies
+        working-directory: cf-proxy
+        run: bun install
+
       - name: Cache setup artifacts
         id: cache-setup
         uses: actions/cache@v4
         with:
           path: ./db.sqlite3
           key: db-sqlite3-${{ hashFiles('scripts/setup-*.ts') }}
+          restore-keys: |
+            db-sqlite3-
 
       - name: Run setup if cache miss
-        if: steps.cache-setup.outputs.cache-hit != 'true'
+        if: steps.cache-setup.outputs.cache-hit != 'true' && hashFiles('db.sqlite3') == ''
         run: bun run setup
 
       - name: Run tests
diff --git a/cf-proxy/src/components.ts b/cf-proxy/src/components.ts
index 6b25a12a..c3c5c4bb 100644
--- a/cf-proxy/src/components.ts
+++ b/cf-proxy/src/components.ts
@@ -8,6 +8,7 @@ export interface ComponentCatalogQueryParams {
   search?: string
   is_basic?: string
   is_preferred?: string
+  is_extended_promotional?: string
 }
 
 export async function queryComponentCatalog(
@@ -34,6 +35,7 @@ export async function queryComponentCatalog(
     subcategory_name: params.subcategory_name,
     is_basic: params.is_basic,
     is_preferred: params.is_preferred,
+    is_extended_promotional: params.is_extended_promotional,
     limit: "100",
   })
 
diff --git a/cf-proxy/src/index.ts b/cf-proxy/src/index.ts
index 36b6160c..e340ddcd 100644
--- a/cf-proxy/src/index.ts
+++ b/cf-proxy/src/index.ts
@@ -367,6 +367,7 @@ async function handleD1Search(
       package: row.package ?? "",
       is_basic: Boolean(row.basic),
       is_preferred: Boolean(row.preferred),
+      is_extended_promotional: Boolean(row.preferred) && !Boolean(row.basic),
       description: row.description ?? "",
       stock: row.stock ?? 0,
       price: row.price1 ?? extractSmallQuantityPrice(row.price),
@@ -491,6 +492,7 @@ async function handleD1ComponentsList(
         subcategory: row.subcategory ?? "",
         is_basic: Boolean(row.basic),
         is_preferred: Boolean(row.preferred),
+        is_extended_promotional: Boolean(row.preferred) && !Boolean(row.basic),
       })),
     }
 
diff --git a/cf-proxy/src/render.ts b/cf-proxy/src/render.ts
index 11ce224c..0674bfa5 100644
--- a/cf-proxy/src/render.ts
+++ b/cf-proxy/src/render.ts
@@ -147,6 +147,7 @@ const COLUMN_LABELS: Record<string, string> = {
   in_stock: "In Stock",
   is_basic: "Basic",
   is_preferred: "Preferred",
+  is_extended_promotional: "Extended Promotional",
   capacitance_farads: "Capacitance",
   tolerance_fraction: "Tolerance",
   voltage_rating: "Voltage",
@@ -540,6 +541,9 @@ const renderComponentsFilters = (
   <input type="hidden" name="subcategory_name" value="${escapeHtml(params.subcategory_name ?? "")}" />
   <input type="hidden" name="package" value="${escapeHtml(params.package ?? "")}" />
   <input type="hidden" name="search" value="${escapeHtml(params.search ?? "")}" />
+  <div>
+    <label>Extended Promotional Part:<input type="checkbox" name="is_extended_promotional" value="true"${params.is_extended_promotional === "true" ? " checked" : ""} /></label>
+  </div>
   <div>
     <label>Basic Part:<input type="checkbox" name="is_basic" value="true"${params.is_basic === "true" ? " checked" : ""} /></label>
   </div>
diff --git a/cf-proxy/src/search.ts b/cf-proxy/src/search.ts
index f1b60d3c..706b383b 100644
--- a/cf-proxy/src/search.ts
+++ b/cf-proxy/src/search.ts
@@ -9,6 +9,7 @@ export interface SearchQueryParams {
   limit?: string
   is_basic?: string
   is_preferred?: string
+  is_extended_promotional?: string
 }
 
 interface SearchRow {
@@ -110,6 +111,15 @@ export async function searchIndex(
     conditions.push(sql`search_index.preferred = 1`)
   }
 
+  if (
+    params.is_extended_promotional === "true" ||
+    params.is_extended_promotional === "1"
+  ) {
+    conditions.push(
+      sql`search_index.preferred = 1 AND COALESCE(search_index.basic, 0) = 0`,
+    )
+  }
+
   const raw = params.q?.trim()
 
   if (raw) {
diff --git a/cf-proxy/test/render.test.ts b/cf-proxy/test/render.test.ts
index 844b04a2..3d6ddaa0 100644
--- a/cf-proxy/test/render.test.ts
+++ b/cf-proxy/test/render.test.ts
@@ -59,4 +59,27 @@ describe("render helpers", () => {
       "Feature&quot;:&quot;Overcurrent Protection(OCP)&quot;",
     )
   })
+
+  it("renders the extended promotional filter for the component catalog", () => {
+    const html = renderD1TablePage(
+      "/components/list",
+      {
+        components: [
+          {
+            lcsc: 123,
+            mfr: "ABC",
+            package: "0603",
+            is_extended_promotional: true,
+          },
+        ],
+      },
+      { is_extended_promotional: "true" },
+      "https://example.com/components/list?is_extended_promotional=true",
+    )
+
+    expect(html).toContain("Extended Promotional Part")
+    expect(html).toContain('name="is_extended_promotional"')
+    expect(html).toContain('is_extended_promotional" value="true" checked')
+    expect(html).toContain("Extended Promotional")
+  })
 })
diff --git a/routes/api/search.tsx b/routes/api/search.tsx
index a95d0da2..0c2e1467 100644
--- a/routes/api/search.tsx
+++ b/routes/api/search.tsx
@@ -50,6 +50,7 @@ export default withWinterSpec({
     limit: z.string().optional(),
     is_basic: z.boolean().optional(),
     is_preferred: z.boolean().optional(),
+    is_extended_promotional: z.boolean().optional(),
   }),
   jsonResponse: z.any(),
 } as const)(async (req, ctx) => {
@@ -72,6 +73,11 @@ export default withWinterSpec({
   if (req.query.is_preferred) {
     query = query.where("preferred", "=", 1)
   }
+  if (req.query.is_extended_promotional) {
+    query = query
+      .where("preferred", "=", 1)
+      .where(sql<boolean>`COALESCE(basic, 0) = 0`)
+  }
 
   const baseQuery = query
   let fallbackLikeTokens: string[] = []
@@ -193,6 +199,7 @@ export default withWinterSpec({
     package: c.package,
     is_basic: Boolean(c.basic),
     is_preferred: Boolean(c.preferred),
+    is_extended_promotional: Boolean(c.preferred) && !Boolean(c.basic),
     description: c.description,
     stock: c.stock,
     price: extractSmallQuantityPrice(c.price),
diff --git a/routes/components/list.tsx b/routes/components/list.tsx
index 640785d1..ea97242a 100644
--- a/routes/components/list.tsx
+++ b/routes/components/list.tsx
@@ -35,6 +35,7 @@ export default withWinterSpec({
     search: z.string().optional(),
     is_basic: z.boolean().optional(),
     is_preferred: z.boolean().optional(),
+    is_extended_promotional: z.boolean().optional(),
   }),
   jsonResponse: z.any(),
 } as const)(async (req, ctx) => {
@@ -51,6 +52,7 @@ export default withWinterSpec({
       "price",
       "extra",
       "basic",
+      "preferred",
     ])
     .limit(limit)
     .orderBy("stock", "desc")
@@ -70,6 +72,11 @@ export default withWinterSpec({
   if (req.query.is_preferred) {
     query = query.where("preferred", "=", 1)
   }
+  if (req.query.is_extended_promotional) {
+    query = query
+      .where("preferred", "=", 1)
+      .where(sql<boolean>`COALESCE(basic, 0) = 0`)
+  }
 
   if (req.query.search) {
     const search = req.query.search
@@ -111,6 +118,7 @@ export default withWinterSpec({
     package: c.package,
     is_basic: Boolean(c.basic),
     is_preferred: Boolean(c.preferred),
+    is_extended_promotional: Boolean(c.preferred) && !Boolean(c.basic),
     description: c.description,
     stock: c.stock,
     price: extractSmallQuantityPrice(c.price),
@@ -133,6 +141,17 @@ export default withWinterSpec({
         />
         <input type="hidden" name="package" value={req.query.package ?? ""} />
         <input type="hidden" name="search" value={req.query.search ?? ""} />
+        <div>
+          <label>
+            Extended Promotional Part:
+            <input
+              type="checkbox"
+              name="is_extended_promotional"
+              value="true"
+              checked={req.query.is_extended_promotional}
+            />
+          </label>
+        </div>
         <div>
           <label>
             Basic Part:
diff --git a/scripts/setup-7z.ts b/scripts/setup-7z.ts
index 75f1b7c0..9caa4d48 100644
--- a/scripts/setup-7z.ts
+++ b/scripts/setup-7z.ts
@@ -1,16 +1,21 @@
-import { mkdir, chmod } from "node:fs/promises"
+import { mkdir, chmod, rename, rm } from "node:fs/promises"
 import { existsSync } from "node:fs"
 import { platform, arch } from "node:os"
 
 const BINARY_DIR = ".bin"
 const BINARY_NAME = "7zz"
+const EXTRACT_DIR = ".buildtmp/7z"
 
 // Map of platform-arch combinations to download URLs
 const BINARY_URLS: Record<string, string> = {
-  "linux-x64": "https://7-zip.org/a/7z2408-linux-x64.tar.xz",
-  "linux-arm64": "https://7-zip.org/a/7z2408-linux-arm64.tar.xz",
-  "darwin-x64": "https://7-zip.org/a/7z2408-mac.tar.xz",
-  "darwin-arm64": "https://7-zip.org/a/7z2408-mac.tar.xz",
+  "linux-x64":
+    "https://github.com/ip7z/7zip/releases/download/26.01/7z2601-linux-x64.tar.xz",
+  "linux-arm64":
+    "https://github.com/ip7z/7zip/releases/download/26.01/7z2601-linux-arm64.tar.xz",
+  "darwin-x64":
+    "https://github.com/ip7z/7zip/releases/download/26.01/7z2601-mac.tar.xz",
+  "darwin-arm64":
+    "https://github.com/ip7z/7zip/releases/download/26.01/7z2601-mac.tar.xz",
 }
 
 async function downloadAndExtract7z() {
@@ -43,21 +48,23 @@ async function downloadAndExtract7z() {
   }
 
   // Save the tar.xz file
-  const tempFile = "7z-temp.tar.xz"
+  await rm(EXTRACT_DIR, { recursive: true, force: true })
+  await mkdir(EXTRACT_DIR, { recursive: true })
+  const tempFile = `${EXTRACT_DIR}/7z-temp.tar.xz`
   await Bun.write(tempFile, await response.arrayBuffer())
 
   // Extract the tar.xz file
   console.log("Extracting 7z binary...")
-  await Bun.spawn(["tar", "xf", tempFile]).exited
+  await Bun.spawn(["tar", "xf", tempFile, "-C", EXTRACT_DIR]).exited
 
   // Move the binary to the right location
-  await Bun.spawn(["mv", "7zz", binaryPath]).exited
+  await rename(`${EXTRACT_DIR}/${BINARY_NAME}`, binaryPath)
 
   // Make the binary executable
   await chmod(binaryPath, 0o755)
 
   // Cleanup
-  await Bun.spawn(["rm", tempFile]).exited
+  await rm(EXTRACT_DIR, { recursive: true, force: true })
 
   console.log("7z binary setup complete")
 }
diff --git a/tests/preload.ts b/tests/preload.ts
index 44a3aa43..8dd55992 100644
--- a/tests/preload.ts
+++ b/tests/preload.ts
@@ -1,5 +1,6 @@
 import { afterEach } from "bun:test"
 import { setupDerivedTables } from "lib/db/derivedtables/setup-derived-tables"
+import { getDbClient } from "lib/db/get-db-client"
 
 declare global {
   var deferredCleanupFns: Array<() => void | Promise<void>>
@@ -7,7 +8,10 @@ declare global {
 }
 
 globalThis.deferredCleanupFns ??= []
-globalThis.derivedTablesSetupPromise ??= setupDerivedTables({ populate: false })
+globalThis.derivedTablesSetupPromise ??= setupDerivedTables({
+  db: getDbClient(),
+  populate: false,
+})
 
 await globalThis.derivedTablesSetupPromise
 
diff --git a/tests/routes/api/search.test.ts b/tests/routes/api/search.test.ts
index 90f3794a..e7b1004d 100644
--- a/tests/routes/api/search.test.ts
+++ b/tests/routes/api/search.test.ts
@@ -18,6 +18,22 @@ test("GET /api/search with search query 'STM32F401RCT6' returns expected compone
   expect(component).toHaveProperty("package")
   expect(component).toHaveProperty("price")
   expect(component).toHaveProperty("stock")
+  expect(component).toHaveProperty("is_extended_promotional")
+})
+
+test("GET /api/search filters extended promotional components", async () => {
+  const { axios } = await getTestServer()
+  const res = await axios.get(
+    "/api/search?limit=50&is_extended_promotional=true",
+  )
+
+  expect(res.data).toHaveProperty("components")
+  expect(Array.isArray(res.data.components)).toBe(true)
+  expect(
+    res.data.components.every(
+      (component: any) => component.is_extended_promotional === true,
+    ),
+  ).toBe(true)
 })
 
 test("GET /api/search with search query '555 Timer' returns expected components", async () => {
diff --git a/tests/routes/components/list.test.ts b/tests/routes/components/list.test.ts
index 061f1c3b..84a9a146 100644
--- a/tests/routes/components/list.test.ts
+++ b/tests/routes/components/list.test.ts
@@ -6,4 +6,7 @@ test("GET /components/list with json param returns component data", async () =>
   const res = await axios.get("/components/list?json=true")
   expect(res.data).toHaveProperty("components")
   expect(Array.isArray(res.data.components)).toBe(true)
+  if (res.data.components.length > 0) {
+    expect(res.data.components[0]).toHaveProperty("is_extended_promotional")
+  }
 })