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    <description>Aris Jirat Kurniawan — studi, proyek, riset, alat, dan setup. Keyboard split buatan sendiri, homelab k3d, dan catatan kuliah Sistem Komputer.</description>
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      <title>sirna: Hancurkan Kuncinya, Bukan Salinannya</title>
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      <description>Penerus otm. otm menyimpan kunci induk di server, jadi server bisa mendekripsi semua yang dipegangnya — dan itu tidak bisa ditambal, karena begitulah bentuk rancangannya. sirna tidak pernah membiarkan kuncinya sampai ke server.</description>
      <pubDate>Sun, 30 Aug 2026 00:00:00 GMT</pubDate>
      <category>rust</category>
      <category>kriptografi</category>
      <category>xchacha20-poly1305</category>
      <category>blake3</category>
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      <title>tmprl: Klien Temporal untuk Papan Ketik</title>
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      <description>Klien terminal untuk Temporal, membidik kesetaraan dengan web UI-nya. Umur empat hari: lapisan gRPC-nya ada, TUI-nya belum. Ini yang jujur diklaim pada tahap itu.</description>
      <pubDate>Sun, 30 Aug 2026 00:00:00 GMT</pubDate>
      <category>rust</category>
      <category>temporal</category>
      <category>grpc</category>
      <category>tui</category>
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      <title>clowner: Menggandakan Aplikasi macOS Jadi Dua Salinan yang Berdiri Sendiri</title>
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      <description>Satu skrip Bash untuk menyalin sebuah .app menjadi salinan kedua dengan bundle identifier sendiri — dua Brave, dua Slack, dua apa pun, jalan berdampingan dengan data terpisah.</description>
      <pubDate>Mon, 24 Aug 2026 00:00:00 GMT</pubDate>
      <category>macos</category>
      <category>bash</category>
      <category>codesign</category>
      <category>cli</category>
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      <title>v-pipeline: Menyewa GPU per Job, Bukan per Jam</title>
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      <description>Pipeline generate video untuk dipakai sendiri — aplikasi dan berkasnya tinggal di homelab, GPU disewa di RunPod Serverless dan mati begitu job selesai. Catatan tentang idempotensi, dry run, dan kenapa restart worker bisa membuat kita membayar dua kali.</description>
      <pubDate>Mon, 17 Aug 2026 00:00:00 GMT</pubDate>
      <category>python</category>
      <category>fastapi</category>
      <category>gpu</category>
      <category>runpod</category>
      <category>homelab</category>
      <category>ffmpeg</category>
      <category>sqlite</category>
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      <title>Tombakan: Game AR Menombak Ikan yang Mengajarkan Ikannya</title>
      <link>https://arisjirat.com/id/projects/project-tombakan</link>
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      <description>Game AR di Unity: pasang permukaan air di ruangan Anda sendiri, lalu tombak ikan yang warnanya cocok dengan target. Tujuh iterasi mingguan, satu laporan penguji tiap kali, dan cakupan yang tumbuh dari latihan warna jadi game belajar biota laut.</description>
      <pubDate>Mon, 10 Aug 2026 00:00:00 GMT</pubDate>
      <category>unity</category>
      <category>ar</category>
      <category>arfoundation</category>
      <category>csharp</category>
      <category>game</category>
      <category>android</category>
      <category>ios</category>
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    <item>
      <title>ArkButton: Keyboard Split Nirkabel yang Dicetak dan Disolder Sendiri</title>
      <link>https://arisjirat.com/id/gear/setup-arkbutton-keyboard</link>
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      <description>58 tombol, dua nRF52840, ZMK, dan satu posisi thumb yang sengaja dibiarkan kosong. Catatan membangun keyboard split nirkabel — termasuk bug clock yang bikin tangan kanan mati total dan plat tenting yang baru mau jadi setelah dicetak berdiri.</description>
      <pubDate>Mon, 10 Aug 2026 00:00:00 GMT</pubDate>
      <category>keyboard</category>
      <category>zmk</category>
      <category>wireless</category>
      <category>split-keyboard</category>
      <category>nrf52840</category>
      <category>3d-printing</category>
      <category>openscad</category>
      <category>charybdis</category>
      <category>handwired</category>
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    <item>
      <title>CNN Tanpa Framework: Deteksi Jalan Berlubang dengan LeNet-5 dan NumPy</title>
      <link>https://arisjirat.com/id/research/research-pothole-detection</link>
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      <description>Konvolusi, pooling, softmax, dan backpropagation diturunkan sendiri lalu ditulis dengan NumPy — tanpa PyTorch, tanpa TensorFlow, tanpa autograd. Dari akurasi 75,7% sampai 94,4%, dan bagaimana cara membuktikan gradiennya memang benar.</description>
      <pubDate>Wed, 01 Jul 2026 00:00:00 GMT</pubDate>
      <category>cnn</category>
      <category>numpy</category>
      <category>python</category>
      <category>computer-vision</category>
      <category>lenet-5</category>
      <category>backpropagation</category>
      <category>deep-learning</category>
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    <item>
      <title>fate-studio: Melihat dan Menjalankan Statechart di Browser</title>
      <link>https://arisjirat.com/id/projects/project-fate-studio</link>
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      <description>Viewer dan simulator langsung untuk statechart fate — kirim event, jalankan timer, resolve invocation, dan lihat state aktif berubah lewat Server-Sent Events. Satu binary statis, tanpa satu pun permintaan ke luar.</description>
      <pubDate>Fri, 05 Jun 2026 00:00:00 GMT</pubDate>
      <category>go</category>
      <category>statechart</category>
      <category>sse</category>
      <category>react</category>
      <category>elkjs</category>
      <category>visualization</category>
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      <title>fate: Mesin Statechart untuk Go</title>
      <link>https://arisjirat.com/id/projects/project-fate</link>
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      <description>Statechart Harel di Go — hierarki, region paralel, history, guard, dan transisi tertunda. Nol dependensi, deterministik, dan snapshot-nya bisa dipulihkan persis, termasuk di dalam workflow Temporal.</description>
      <pubDate>Fri, 05 Jun 2026 00:00:00 GMT</pubDate>
      <category>go</category>
      <category>statechart</category>
      <category>state-machine</category>
      <category>scxml</category>
      <category>xstate</category>
      <category>library</category>
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      <title>Dactyl Manuform: Papan Sebelum ArkButton</title>
      <link>https://arisjirat.com/id/gear/setup-dactyl-manuform-keyboard</link>
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      <description>Keyboard split handwired yang saya pakai sebelum pindah ke nirkabel. Case melengkung, dua Pro Micro ATmega32U4, kabel TRRS — dan firmware QMK yang jujurnya tidak pernah selesai.</description>
      <pubDate>Tue, 07 Apr 2026 00:00:00 GMT</pubDate>
      <category>keyboard</category>
      <category>qmk</category>
      <category>handwired</category>
      <category>ergonomic</category>
      <category>dactyl-manuform</category>
      <category>pro-micro</category>
      <category>split-keyboard</category>
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    <item>
      <title>Homelab: GitOps yang Men-deploy Situs Ini</title>
      <link>https://arisjirat.com/id/gear/setup-homelab</link>
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      <description>Kubernetes k3d di rumah, dipapar ke internet lewat VPS dan terowongan WireGuard, dengan ArgoCD yang menarik perubahan dari Git. Termasuk halaman yang sedang Anda baca.</description>
      <pubDate>Wed, 18 Mar 2026 00:00:00 GMT</pubDate>
      <category>kubernetes</category>
      <category>k3d</category>
      <category>argocd</category>
      <category>gitops</category>
      <category>grafana</category>
      <category>prometheus</category>
      <category>wireguard</category>
      <category>caddy</category>
      <category>vault</category>
      <category>docker</category>
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    <item>
      <title>Dotfiles: Bootstrap Workstation dengan GNU Stow</title>
      <link>https://arisjirat.com/id/gear/setup-dotfiles</link>
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      <description>Konfigurasi terminal, editor, dan window manager macOS dikelola lewat GNU Stow + Homebrew Bundle — clone, jalankan satu skrip, mesin siap pakai.</description>
      <pubDate>Sun, 01 Feb 2026 00:00:00 GMT</pubDate>
      <category>dotfiles</category>
      <category>stow</category>
      <category>homebrew</category>
      <category>macos</category>
      <category>neovim</category>
      <category>tmux</category>
      <category>ghostty</category>
      <category>aerospace</category>
      <category>zsh</category>
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    <item>
      <title>Deteksi Lantai Keramik Kotor</title>
      <link>https://arisjirat.com/id/research/project-pcd</link>
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      <description>Proyek ini bertujuan untuk membedakan kondisi lantai keramik **bersih** dan **kotor** menggunakan teknik pengolahan citra digital.</description>
      <pubDate>Tue, 30 Dec 2025 00:00:00 GMT</pubDate>
      <category>image-processing</category>
      <category>computer-vision</category>
      <category>python</category>
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    <item>
      <title>Lemme</title>
      <link>https://arisjirat.com/id/projects/project-lemme</link>
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      <description>Lemme adalah aplikasi kuis berbantuan AI. Pengguna mengunggah tangkapan layar kuis, OCR mengekstrak teks pertanyaan, dan beberapa penyedia LLM menghasilkan kandidat jawaban beserta penalarannya...</description>
      <pubDate>Sat, 20 Sep 2025 00:00:00 GMT</pubDate>
      <category>go</category>
      <category>fiber</category>
      <category>solidjs</category>
      <category>ocr</category>
      <category>llm</category>
      <category>redis</category>
      <category>mysql</category>
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    <item>
      <title>gostudentubl</title>
      <link>https://arisjirat.com/id/projects/project-gostudentubl</link>
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      <description>Runner absensi otomatis untuk mata kuliah berbasis Moodle dengan eksekusi terjadwal.</description>
      <pubDate>Fri, 29 Aug 2025 00:00:00 GMT</pubDate>
      <category>go</category>
      <category>automation</category>
      <category>moodle</category>
      <category>docker</category>
      <category>cron</category>
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    <item>
      <title>Aplikasi Android Bangun Datar (CLI-friendly)</title>
      <link>https://arisjirat.com/id/projects/project-tugas_mp</link>
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      <description>Aplikasi Android sederhana yang dibuat untuk tujuan edukasi. Menghitung luas dan keliling bangun datar dasar seperti persegi, persegi panjang, dan segitiga.</description>
      <pubDate>Sun, 06 Jul 2025 00:00:00 GMT</pubDate>
      <category>android</category>
      <category>mobile</category>
      <category>java</category>
      <category>gradle</category>
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    <item>
      <title>Workspacebook: Klien Mobile Kampus dengan Flutter + Supabase</title>
      <link>https://arisjirat.com/id/projects/project-workspace-mobile-kampus</link>
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      <description>Aplikasi Flutter untuk kebutuhan kampus dengan Supabase sebagai autentikasi dan backend — termasuk alur OAuth yang harus dikonfigurasi ulang tiap kali dipindah lingkungan.</description>
      <pubDate>Fri, 04 Jul 2025 00:00:00 GMT</pubDate>
      <category>flutter</category>
      <category>dart</category>
      <category>supabase</category>
      <category>oauth</category>
      <category>mobile</category>
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    <item>
      <title>wa-bot-notif</title>
      <link>https://arisjirat.com/id/projects/project-wa-bot-notif</link>
      <guid isPermaLink="true">https://arisjirat.com/id/projects/project-wa-bot-notif</guid>
      <description>Layanan notifikasi WhatsApp — Go + whatsmeow.</description>
      <pubDate>Mon, 23 Jun 2025 00:00:00 GMT</pubDate>
      <category>go</category>
      <category>whatsapp</category>
      <category>whatsmeow</category>
      <category>notifications</category>
      <category>rest-api</category>
      <category>sqlite</category>
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    <item>
      <title>otm: Pesan Sekali Baca</title>
      <link>https://arisjirat.com/id/projects/project-otm</link>
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      <description>Tempel pesan, dapat satu tautan, tautan itu mati setelah dibuka. Go + chi + SQLite, dengan enkripsi berlapis: kunci acak per pesan, kunci itu sendiri dienkripsi dengan kunci induk.</description>
      <pubDate>Sat, 14 Jun 2025 00:00:00 GMT</pubDate>
      <category>go</category>
      <category>chi</category>
      <category>sqlite</category>
      <category>aes-gcm</category>
      <category>encryption</category>
      <category>self-hosted</category>
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    <item>
      <title>busgo: Alur Pemesanan Tiket Bus di Flutter</title>
      <link>https://arisjirat.com/id/projects/project-busgo</link>
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      <description>Prototipe UI pemesanan tiket bus — cari jadwal, pilih bus, pilih kursi, isi data penumpang, bayar, tiket. Flutter dengan Riverpod dan go_router, tanpa backend.</description>
      <pubDate>Fri, 13 Jun 2025 00:00:00 GMT</pubDate>
      <category>flutter</category>
      <category>dart</category>
      <category>riverpod</category>
      <category>go-router</category>
      <category>ui</category>
      <category>mobile</category>
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    <item>
      <title>Aplikasi Absen</title>
      <link>https://arisjirat.com/id/projects/project-aplikasi_absen</link>
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      <description>Aplikasi ini dibuat oleh kelompok Mobile Programming menggunakan Flutter.</description>
      <pubDate>Wed, 04 Jun 2025 00:00:00 GMT</pubDate>
      <category>attendance</category>
      <category>mobile</category>
    </item>
    <item>
      <title>Sistem Manajemen Mata Kuliah dengan PHP dan MySQL</title>
      <link>https://arisjirat.com/id/projects/project-php</link>
      <guid isPermaLink="true">https://arisjirat.com/id/projects/project-php</guid>
      <description>Aplikasi web sederhana untuk mengelola data mata kuliah menggunakan PHP dan MySQL. Mendukung fitur **CRUD (Create, Read, Update, Delete)** dengan tampilan se...</description>
      <pubDate>Tue, 13 May 2025 00:00:00 GMT</pubDate>
      <category>php</category>
      <category>mysql</category>
      <category>crud</category>
      <category>tailwind</category>
      <category>kuliah</category>
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    <item>
      <title>Marcom Services: API Bun + Elysia untuk Dashboard Marcom</title>
      <link>https://arisjirat.com/id/projects/project-marcom_services</link>
      <guid isPermaLink="true">https://arisjirat.com/id/projects/project-marcom_services</guid>
      <description>Backend dashboard Marcom — Elysia di atas runtime Bun, MySQL, JWT, Socket.IO di port terpisah, dan cron kedaluwarsa yang dipanggil lewat HTTP.</description>
      <pubDate>Fri, 25 Apr 2025 00:00:00 GMT</pubDate>
      <category>bun</category>
      <category>elysia</category>
      <category>typescript</category>
      <category>mysql</category>
      <category>rest-api</category>
      <category>socket-io</category>
    </item>
    <item>
      <title>Marcom: Dashboard Materi Komunikasi Pemasaran</title>
      <link>https://arisjirat.com/id/projects/project-marcom</link>
      <guid isPermaLink="true">https://arisjirat.com/id/projects/project-marcom</guid>
      <description>Dashboard internal untuk melacak materi komunikasi pemasaran per brand, cluster, fitur, dan jenis — lengkap dengan pengingat masa berlaku dan update realtime. Next.js 15 + React 19 di depan, Bun + Elysia di belakang.</description>
      <pubDate>Tue, 11 Feb 2025 00:00:00 GMT</pubDate>
      <category>nextjs</category>
      <category>react</category>
      <category>typescript</category>
      <category>dashboard</category>
      <category>tanstack-query</category>
      <category>zustand</category>
      <category>socket-io</category>
    </item>
    <item>
      <title>beepresent: CLI dan API untuk Portal Kuliah</title>
      <link>https://arisjirat.com/id/projects/project-beepresent</link>
      <guid isPermaLink="true">https://arisjirat.com/id/projects/project-beepresent</guid>
      <description>Scraper portal kuliah yang dibungkus jadi API dan CLI — daftar mata kuliah, tugas, kuis, dan pengiriman kehadiran, dengan cache satu minggu karena datanya memang jarang berubah.</description>
      <pubDate>Wed, 06 Nov 2024 00:00:00 GMT</pubDate>
      <category>typescript</category>
      <category>bun</category>
      <category>cheerio</category>
      <category>scraping</category>
      <category>cli</category>
      <category>rest-api</category>
    </item>
    <item>
      <title>Modul 7: Menjelajahi Perangkat Input dan Output Komputer</title>
      <link>https://arisjirat.com/id/research/study-device-input-output</link>
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      <description>Exploring computer input and output devices and peripherals</description>
      <pubDate>Mon, 09 Oct 2023 00:00:00 GMT</pubDate>
      <category>input-output</category>
      <category>peripherals</category>
      <category>keyboard</category>
      <category>mouse</category>
      <category>printer</category>
      <category>monitor</category>
    </item>
    <item>
      <title>Modul 5: Digital Security, Ethics, dan Privacy dalam Pengantar Teknologi Informasi</title>
      <link>https://arisjirat.com/id/research/study-digital-security</link>
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      <description>Digital security, ethics, and privacy in information technology</description>
      <pubDate>Mon, 09 Oct 2023 00:00:00 GMT</pubDate>
      <category>security</category>
      <category>privacy</category>
      <category>malware</category>
      <category>ethics</category>
      <category>phishing</category>
      <category>green-computing</category>
    </item>
    <item>
      <title>Summary: Pembahasan pada chapter pertama</title>
      <link>https://arisjirat.com/id/research/study-mid-summarize</link>
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      <description>Summary and review of key topics from the first chapters</description>
      <pubDate>Mon, 09 Oct 2023 00:00:00 GMT</pubDate>
      <category>summary</category>
      <category>review</category>
      <category>hardware</category>
      <category>storage-units</category>
      <category>terminology</category>
    </item>
    <item>
      <title>Modul 4: Program dan Aplikasi: Peran, Jenis, dan Keamanan dalam Teknologi Informasi</title>
      <link>https://arisjirat.com/id/research/study-program-apps</link>
      <guid isPermaLink="true">https://arisjirat.com/id/research/study-program-apps</guid>
      <description>Programs and applications: roles, types, and security in IT</description>
      <pubDate>Mon, 09 Oct 2023 00:00:00 GMT</pubDate>
      <category>software</category>
      <category>applications</category>
      <category>operating-systems</category>
      <category>open-source</category>
      <category>security-tools</category>
    </item>
    <item>
      <title>Modul 6: Komponen Komputer dalam Pengantar Teknologi Informasi</title>
      <link>https://arisjirat.com/id/research/study-component-of-computer</link>
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      <description>Computer components inside the casing and data representation systems</description>
      <pubDate>Mon, 02 Oct 2023 00:00:00 GMT</pubDate>
      <category>hardware</category>
      <category>cpu</category>
      <category>memory</category>
      <category>binary</category>
      <category>data-representation</category>
    </item>
    <item>
      <title>Modul 8: Penyimpanan Data dalam Komputer dan Perangkat Cloud: Sebuah Panduan Lengkap</title>
      <link>https://arisjirat.com/id/research/study-storage</link>
      <guid isPermaLink="true">https://arisjirat.com/id/research/study-storage</guid>
      <description>Data storage in computers and cloud devices: a complete guide</description>
      <pubDate>Mon, 02 Oct 2023 00:00:00 GMT</pubDate>
      <category>storage</category>
      <category>hard-drive</category>
      <category>ssd</category>
      <category>cloud-storage</category>
      <category>nas</category>
      <category>backup</category>
    </item>
    <item>
      <title>Modul 3: Pedoman Pembelian dan Karakteristik Perangkat Teknologi: Modul yang Mengulas Beragam Jenis dan Aspek Penting</title>
      <link>https://arisjirat.com/id/research/study-computer-devices</link>
      <guid isPermaLink="true">https://arisjirat.com/id/research/study-computer-devices</guid>
      <description>Buying guide and characteristics of various technology devices</description>
      <pubDate>Tue, 12 Sep 2023 00:00:00 GMT</pubDate>
      <category>devices</category>
      <category>hardware</category>
      <category>purchasing-guide</category>
      <category>cloud-computing</category>
      <category>maintenance</category>
    </item>
    <item>
      <title>Modul 2: Kewaspadaan dalam Era Digital: Mencegah Penyebaran Hoax dan Kejahatan Digital</title>
      <link>https://arisjirat.com/id/research/study-digital-era</link>
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      <description>Awareness in the digital era: preventing hoax and digital crime</description>
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      <category>c-programming</category>
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      <category>cisco</category>
      <category>packet-tracer</category>
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      <description>Aplikasi presensi dengan check-in tervalidasi geolokasi dan alur pengajuan cuti. Backend Go + SQLite, frontend React dengan pratinjau peta radius kantor.</description>
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      <category>react</category>
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