feat: implement mobile CI workflow and initialize website project structure with SEO and landing page components

Author: Mathi4Raja

.github/workflows/mobile-ci.yml

@@ -0,0 +1,58 @@
+# yaml-language-server: $schema=https://json.schemastore.org/github-workflow.json
+name: Mobile CI
+
+"on":
+  push:
+    branches: [ "main" ]
+    paths:
+      - 'lib/**'
+      - 'android/**'
+      - 'pubspec.yaml'
+      - '.github/workflows/mobile-ci.yml'
+
+jobs:
+  build-and-release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Java 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: '17'
+
+      - name: Set up Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: stable
+          cache: true
+
+      - name: Install dependencies
+        run: flutter pub get
+
+      - name: Build release APK
+        run: flutter build apk --release
+
+      - name: Publish to GitHub Releases
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+        run: |
+          # Delete existing v1.0.0 release if it exists to allow overwriting, 
+          # or we could keep it and just update assets. 
+          # Using --cleanup-tag ensures the tag is also refreshed.
+          gh release delete v1.0.0 --cleanup-tag --repo $GITHUB_REPOSITORY --yes 2>/dev/null || true
+
+          # Rename the artifact to Peerchat.apk as requested
+          mv build/app/outputs/flutter-apk/app-release.apk \
+             build/app/outputs/flutter-apk/Peerchat.apk
+
+          # Create the release
+          gh release create v1.0.0 \
+            --repo $GITHUB_REPOSITORY \
+            --title "PeerChat v1.0.0" \
+            --notes "Production-grade P2P messenger and file transfer app. Built automatically." \
+            build/app/outputs/flutter-apk/Peerchat.apk

others/TRACK_TASKS.md

@@ -299,6 +299,201 @@
 - [x] Add "View" (Eye Icon) to `DirectTransferScreen` history items.
 - [x] Verify persistence after app uninstallation.
 
+## Phase 42: Production-Grade P2P Hardening (Apr 10, 2026)
+- [x] Fix Mesh Router delivery leakage (only raw file packets on delivery).
+- [x] Implement True Sliding Window (unackedBase) & Symmetric Handshake.
+- [x] Re-align Priority (Control/ACK = High, Data = Low).
+- [x] Implement Metadata Validation & Path Sanitization.
+- [x] Fix Resume Persistence & Outgoing/Incoming recovery paths.
+- [x] Implement Transfer Queueing (sequential processing).
+- [x] Fix Subscription leaks in UI and Service.
+- [x] Link transfer activity to AppState (Discovery Throttling).
+## Phase 42: P2P Protocol Hardening & UX Fidelity (Apr 10, 2026)
+- [x] Implement Final ACK sync (Receiver confirms last chunk before verify).
+- [x] Switch to `FileMode.write` for safe out-of-order random-access writes.
+- [x] Add packet head/body bounds validation to prevent malformed crashes.
+- [x] Connect `AppState` discovery throttling to active transfer sessions.
+- [x] Implement smoothed MB/s throughput and real-time ETA calculation.
+- [x] lutter analyze verified successful implementation
+
+## Phase 18: Full Architecture Implementation (Feb 23, 2026)
+### Phase 1: Mode Separation - DONE
+- [x] Created communication_mode.dart, added mode check + sendDirect + debounce + sender-prefixed IDs
+- [x] Strengthened peer identity persistence, deleted simple_message_service.dart
+- [x] flutter analyze: No issues found
+
+### Phase 2: Mesh Queue Improvements - DONE
+- [x] Clock-independent expiryDuration on MeshMessage, exponential backoff, per-dest limit (50/peer)
+- [x] Route failure-rate pruning (>70%), DB v10 migration, getReadyMessages()
+- [x] flutter analyze: No issues found
+
+### Phase 3: Controlled Lazy Flooding - DONE
+- [x] Forwarding fingerprint dedup, lazy flood to 2-3 random peers, forwardedTo tracking
+- [x] flutter analyze: No issues found
+
+### Phase 4: File Transfer System - DONE
+- [x] Model, Service (sliding window, cumulative ACKs, SHA-256), DB v11
+- [x] Composition Root injection in AppState
+- [x] Protocol wiring (0xFE) in MeshRouterService
+
+## Phase 20: Fix Priority Enum Inconsistency (Mar 2, 2026)
+- [x] Reordered `MessagePriority` enum from `high(0), normal(1), low(2)` → `low(0), normal(1), high(2)`
+- [x] Aligned enum indices with SQL `ORDER BY priority DESC` and debug screen color/label mappings
+- [x] Verified `routing_debug_screen.dart` and `queued_messages_status_screen.dart` priority displays are correct
+
+## Phase 21: Release Versioning & CD (Mar 22, 2026)
+- [x] Update app display name to "PeerChat" across all platforms and UI
+- [x] Update app version to 1.0.0 for release
+- [x] Create `others/build_release.ps1` for automated build and naming (CD)
+- [x] Update README and documentation to reflect "PeerChat" branding
+- [x] Verify build configuration for release APK
+
+## Phase 22: Branding & Identity (Mar 22, 2026)
+- [x] Extract color palette and theme details from `theme.dart`
+- [x] Generate logo design prompts for AI generation
+## Phase 23: Global Theme Harmonization (Mar 22, 2026)
+- [x] Audit all UI screens for hardcoded old palette colors (Teal/Cyan)
+- [x] Update `theme.dart` with vibrant blue and purple branding colors
+- [x] Refine `chat_screen.dart` bubble gradients to match new logo
+- [x] Replace hardcoded badge colors in `peers_screen.dart` with theme constants
+- [x] Verify theme consistency across all primary application views
+- [x] `flutter analyze`: 0 issues found
+
+## Phase 24: UI/UX Refinement (Mar 22, 2026)
+- [x] Refined Home Screen: added "Your P2P Identity" tagline, softened QR glow, and made public key row tappable.
+- [x] Refined Chat Screen: implemented pill-style date separators and improved message input area.
+- [x] Refined Chats List Screen: added relative timestamps (e.g., "5m ago") and last message status icons (Sent/Received).
+- [x] Refined First Sign-In Screen: updated with welcoming copy, gradient Google button, and privacy info box.
+- [x] Refined Menu Screen: added branded header card and color-coded icons for better differentiation.
+- [x] Refined Bottom Navigation: added a subtle active indicator dot below the selected tab.
+- [x] `flutter analyze`: 0 issues found
+
+## Phase 25: Project Metadata & Marketing (Mar 26, 2026)
+- [x] Generate premium project description card (project_description.md) matching portfolio UI style
+- [x] Define core value propositions and tech stack tags for PeerChat
+
+## Phase 26: Unified Website Theme Integration (Apr 8, 2026)
+- [x] Extract colors from globals.css of website
+- [x] Update mobile 	heme.dart with new dark violet / ink palette
+
+- [x] Removed mDNS (peerchat.local) resolution and switched to direct IP for better cross-device reliability.
+
+- [x] Moved Web Share history to a dedicated, clearable screen with individual entry deletion.
+
+- [x] Implemented Manual Upload Approval system with a secure handshake protocol and real-time pop-up alerts.
+
+## Phase 27: Web Share UI Optimization (Apr 9, 2026)
+- [x] Compact Web Share main screen to fit within viewport.
+- [x] Move file management (Add/Remove) to History screen.
+- [x] Implement tabbed view in History (Files vs. Transfer Log).
+- [x] Differentiate active and finished transfers in history log.
+- [x] Refine instructions and update top-right icon to add-files symbol.
+- [x] Move action shortcuts to body and implement conditional "Add Files" button.
+
+## Phase 28: Global Web Share Service (Apr 9, 2026)
+- [x] Globalize `WebShareService` via `AppState` (Provider-managed).
+- [x] Implement global listeners in `MainShell` for background alerts.
+- [x] Enable background cross-screen approval dialogs and success toasts.
+- [x] Decouple server lifecycle from the Web Share screen (server remains active in background).
+
+## Phase 29: Direct Share & Crash Recovery (Apr 9, 2026)
+- [x] Re-implemented `FileTransferService` with chunk-based P2P sliding window protocol.
+- [x] Restored `file_transfers` table in `DBService` with bitmask-based crash recovery.
+- [x] Differentiated UI between "Web Transfer" (Browser) and "Direct Share" (Peer).
+- [x] Upgraded `IncomingApprovalDialog` with premium glassmorphic aesthetics and source badges.
+- [x] Implemented 30-day automatic history cleanup.
+- [x] Re-enabled Peer-to-Peer file sharing button in Chat Screen.
+## Phase 30: Web Share Modularization & UI Polish (Apr 9, 2026)
+- [x] Split file management and transfer log into separate screens (`WebShareHostedFilesScreen`, `WebShareLogScreen`).
+- [x] Rename "Shared Files" to "Hosted Files" for clearer host/receiver context.
+- [x] Implement Emerald Green success coloring for completed transfers in log.
+- [x] Refine "Start Sharing" button size and scale for better aesthetics.
+- [x] Sanitize navigation flow and remove obsolete tab-based screen.
+
+## Phase 31: Build Stability & Transport Standardization (Apr 9, 2026)
+- [x] Implement binary-safe `encryptBytes`/`decryptBytes` in `CryptoService`.
+- [x] Standardize `MessageManager` for raw byte mesh payloads.
+- [x] Expose `onRawMessageReceived` in `MeshRouterService` for discrete sub-service communication.
+- [x] Resolve catastrophic build errors in `ChatScreen` and `WebShareLogScreen`.
+- [x] Verify project stability (0 errors in `flutter analyze`).
+
+## Phase 32: Native MediaStore & Asset Picker (Apr 9, 2026)
+- [x] Implement Native MediaStore Bridge (Kotlin) for Images and Videos.
+- [x] Integrate "All Files Access" (MANAGE_EXTERNAL_STORAGE) handler for Android 11+.
+- [x] Replace slow directory scanning with 100x faster native queries.
+- [x] Add tabbed Asset Picker (Apps | Media | Files) with instant loading.
+
+## Phase 33: Home Screen Compaction & Scaling (Apr 9, 2026)
+- [x] Design "Single Screen" layout for Home Screen to prevent scrolling.
+- [x] Implement Auto-Scaling Engine using `LayoutBuilder` and `FittedBox`.
+- [x] Convert Identity Section to horizontal header (Avatar next to Name).
+- [x] Reduce QR Code and spacing to fit all content on small viewports.
+- [x] Verify responsive scaling across different device heights.
+
+## Phase 34: Website Content — WiFi Direct & Hotspot File Transfers (Apr 9, 2026)
+- [x] Update `HeroSection.tsx` subline to mention file transfers and all 3 transport types (BLE, WiFi Direct, WiFi Hotspot).
+- [x] Update `EmergenceSection.tsx` — add WiFi Hotspot to "Zero Infrastructure"; replace "Multi-Hop Routing" card with a dedicated "File Transfers" card.
+- [x] Update `SolutionSection.tsx` — "Resilient" card now mentions WiFi Hotspot + file transfers.
+- [x] Update `PropagationSection.tsx` — Step 01 "Discover" description includes WiFi Hotspot.
+- [x] Update `AccessSection.tsx` — "WiFi Direct & Hotspot file sharing" added as a free Independent plan feature.
+- [x] Verified Phase 34 Website Content updates — All sections match 1.0.0 branding and feature set.
+
+## Phase 35: Hardware Isolation & Home Scaling (Apr 9, 2026)
+- [x] Implement `setWebShareIsolation` automatic lifecycle in `AppState`.
+- [x] Implement hardware suspension hooks across `DiscoveryService`, `MeshRouterService`, and `WiFiTransport`.
+- [x] Replace "Turbo Mode" UI with automated isolation logic for better UX.
+- [x] Finalize `HomeScreen` auto-scaling with `FittedBox` + Horizontal Identity layout.
+- [x] Cleanup: Replace `print` with `debugPrint` in `WebShareService.dart`.
+- [x] Verified Phase 35 Hardware Isolation & Home Scaling.
+
+## Phase 36: Expert Asset Picking & Hardware Monitoring (Apr 9, 2026)
+- [x] Implement Native `getAppIcon` (128x128 PNG) in `MainActivity.kt`.
+- [x] Implement Native `BluetoothStateChannel` (EventChannel) in `MainActivity.kt`.
+- [x] Create `AppIconService` with a strict 50-item LRU memory budget.
+- [x] Integrate real-time Bluetooth status monitoring into `AppState`.
+- [x] Refine `WebShareAssetPicker` with custom skeleton loaders and staggered list entry.
+- [x] Implement lazy-loading native icons in `_AppTile` for zero scroll-jank.
+- [x] Design "Isolation Glow" pulsing indicator for Web Share dashboard.
+- [x] Add real-time hardware status mini-cards to `WebShareScreen`.
+- [x] `flutter analyze`: 0 issues found.
+
+## Phase 37: Web Share Dashboard Hardening (Apr 10, 2026)
+- [x] Implement real hardware detection for Wi-Fi Hotspot (Native reflection + interface check).
+- [x] Integrate periodic 4-second status refresh for hardware indicators.
+- [x] Make hardware status cards actionable (Bluetooth toggle, Hotspot settings shortcut).
+- [x] Standardize hardware status text to simplified "ON/OFF" labels.
+- [x] Implement "Reliable Fallback" for Bluetooth: Tapping now opens system settings if programmatic toggle is restricted.
+- [x] Implement Amber warning highlight for unoptimized hardware states (e.g., BT still ON during isolation).
+- [x] Optimized dashboard layout for higher information density (Phase 2 Compaction).
+- [x] Refined visual feedback with correctly overlapping ripples (`Ink` widget).
+- [x] Added debug logging for hardware status interactions.
+
+## Phase 38: P2P Transfer Dashboard & Unified Flow (Apr 10, 2026)
+- [x] Refactor `FileTransferService` to expose per-peer active sessions.
+- [x] Implement `DirectTransferScreen` with live progress bars and peer-specific history.
+- [x] Connect `ChatScreen` attachment pin to navigate to the new Transfer Dashboard.
+- [x] Implement "Add Files" action within the Dashboard to launch `WebShareAssetPicker`.
+- [x] Verify complete P2P transfer lifecycle visibility in the new UI.
+
+## Phase 39: Enhanced Transfer Metrics & Management (Apr 10, 2026)
+- [x] Implement real-time speed calculation (MB/s) in `FileTransferService`.
+- [x] Add `abortTransfer`, `resumeTransfer`, and `deleteTransfer` methods.
+- [x] Update `DirectTransferScreen` with speed labels and action icons (X, Trash, Resume).
+- [x] Implement DB cleanup for deleted transfer records.
+
+## Phase 40: High-Performance P2P Optimization (Apr 10, 2026)
+- [x] Increase chunk size to 256KB and implement persistent file handles.
+- [x] Implement Sliding Window (pipelining) for wait-free data transmission.
+- [x] Fix Sender-side state synchronization (Completed status mismatch).
+- [x] Verify speeds match or exceed Web Share performance.
+
+## Phase 41: Absolute Root Storage & Internal Viewer (Apr 10, 2026)
+- [x] Add `open_file_plus` and `external_path` dependencies.
+- [x] Implement `MANAGE_EXTERNAL_STORAGE` permission request flow.
+- [x] Redirect `FileTransferService` to store files in `/PeerChat/Downloads` (External Root).
+- [x] Add "View" (Eye Icon) to `DirectTransferScreen` history items.
+- [x] Verify persistence after app uninstallation.
+
 ## Phase 42: Production-Grade P2P Hardening (Apr 10, 2026)
 - [x] Fix Mesh Router delivery leakage (only raw file packets on delivery).
 - [x] Implement True Sliding Window (unackedBase) & Symmetric Handshake.
@@ -318,3 +513,15 @@
 - [x] Implement recursive filename suffixing (e.g. `file (1).ext`) for collisions.
 - [x] Persist `file_hash` in DB for sender/receiver session recovery.
 - [x] Verify stable P2P throughput with background radio throttling.
+
+## Phase 43: SEO & AI Optimization (Apr 12, 2026)
+- [x] Enrich `layout.tsx` metadata (OG, Twitter, Canonical)
+- [x] Implement JSON-LD Structured Data (`SoftwareApplication`, `FAQPage`)
+- [x] Create `sitemap.xml` and `robots.txt`
+- [x] Implement FAQ Section for AEO (Answer Engine Optimization)
+- [x] Update Hero CTA with direct download link for `v1.0.0/Peerchat.apk`
+- [x] Improve semantic HTML and ARIA labels across website
+
+## Phase 44: CI/CD Automation (Apr 12, 2026)
+- [x] Create `.github/workflows/mobile-ci.yml` for automated releases
+- [x] Automate release tagging (v1.0.0) and APK renaming (Peerchat.apk)

website/public/robots.txt

@@ -0,0 +1,5 @@
+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Allow: /
+
+Sitemap: https://peerchat.mathi.live/sitemap.xml

website/public/sitemap.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <url>
+    <loc>https://peerchat.mathi.live/</loc>
+    <lastmod>2026-04-12</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>1.0</priority>
+  </url>
+</urlset>