chore: import upstream snapshot with attribution

.github/FUNDING.yml

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+# These are supported funding model platforms
+
+github: [memvid]

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug Report
+about: Report a bug to help us improve Memvid
+title: '[BUG] '
+labels: 'bug'
+assignees: ''
+---
+
+## Bug Description
+A clear and concise description of the bug.
+
+## Steps to Reproduce
+1.
+2.
+3.
+
+## Expected Behavior
+What you expected to happen.
+
+## Actual Behavior
+What actually happened.
+
+## Environment
+- **OS**: [e.g., macOS 14.0, Ubuntu 22.04, Windows 11]
+- **Rust Version**: [e.g., 1.85.0]
+- **Memvid Version**: [e.g., 2.0.0]
+- **Features Enabled**: [e.g., lex, vec, clip]
+
+## Minimal Reproducible Example
+```rust
+// Code to reproduce the issue
+```
+
+## Error Output
+```
+// Paste any error messages or stack traces here
+```
+
+## Additional Context
+Any other context about the problem (screenshots, logs, etc.)
+
+## Checklist
+- [ ] I have searched existing issues for duplicates
+- [ ] I have tested with the latest version
+- [ ] I can reproduce this consistently

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false
+contact_links:
+  - name: Questions & Discussions
+    url: https://github.com/memvid/memvid/discussions
+    about: Ask questions and discuss ideas with the community
+  - name: Documentation
+    url: https://docs.memvid.com
+    about: Read the official documentation
+  - name: Discord Community
+    url: https://discord.gg/2mynS7fcK7
+    about: Join our Discord for real-time chat

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature Request
+about: Suggest a new feature for Memvid
+title: '[FEATURE] '
+labels: 'enhancement'
+assignees: ''
+---
+
+## Feature Description
+A clear and concise description of the feature you'd like.
+
+## Problem Statement
+What problem does this feature solve? Why is it needed?
+
+## Proposed Solution
+Describe how you envision this feature working.
+
+## Example Usage
+```rust
+// How would this feature be used?
+```
+
+## Alternatives Considered
+What alternative solutions or features have you considered?
+
+## Additional Context
+Any other context, mockups, or examples.
+
+## Checklist
+- [ ] I have searched existing issues/discussions for similar requests
+- [ ] This feature aligns with Memvid's goals (portable, single-file AI memory)
+- [ ] I am willing to help implement this feature

.github/PULL_REQUEST_TEMPLATE.md

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+## Description
+Brief description of the changes in this PR.
+
+## Related Issue
+Fixes #(issue number)
+
+## Type of Change
+- [ ] Bug fix (non-breaking change that fixes an issue)
+- [ ] New feature (non-breaking change that adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to change)
+- [ ] Documentation update
+- [ ] Performance improvement
+- [ ] Code refactoring (no functional changes)
+
+## Changes Made
+-
+-
+-
+
+## Testing
+- [ ] I have added tests that prove my fix/feature works
+- [ ] All existing tests pass (`cargo test`)
+- [ ] I have tested on my local machine
+
+## Documentation
+- [ ] I have updated relevant documentation
+- [ ] I have added doc comments for new public APIs
+- [ ] CHANGELOG.md has been updated (if applicable)
+
+## Checklist
+- [ ] My code follows the project's style guidelines
+- [ ] I have performed a self-review of my code
+- [ ] I have commented my code where necessary
+- [ ] My changes generate no new warnings
+- [ ] I have run `cargo clippy` and addressed any issues
+- [ ] I have run `cargo fmt` to format my code
+
+## Screenshots (if applicable)
+Add screenshots to help explain your changes.
+
+## Additional Notes
+Any additional information reviewers should know.

.github/dependabot.yml.disable

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+version: 2
+updates:
+  - package-ecosystem: cargo
+    directory: /
+    schedule:
+      interval: weekly
+    cooldown: # applies only to version-updates (not security-updates)
+      default-days: 7
+    ignore:
+      - dependency-name: "bincode"
+        versions: [">=3.0.0"] # unsupported since v3
+  - package-ecosystem: docker
+    directories:
+      - docker/cli
+      - docker/core
+    schedule:
+      interval: weekly
+    cooldown:
+      default-days: 7
+  - package-ecosystem: docker-compose
+    directory: docker/core
+    schedule:
+      interval: weekly
+    cooldown:
+      default-days: 7
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+    cooldown: # https://blog.yossarian.net/2025/11/21/We-should-all-be-using-dependency-cooldowns
+      default-days: 7

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+env:
+  CARGO_TERM_COLOR: always
+  RUST_BACKTRACE: 1
+
+jobs:
+  test:
+    name: Test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        rust: [stable]
+
+    steps:
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: ${{ matrix.rust }}
+
+      - name: Cache cargo
+        uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5.0.1
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.toml') }}
+
+      - name: Build
+        run: cargo build --verbose
+
+      - name: Run tests
+        run: cargo test --verbose ${{ runner.os == 'Windows' && '-- --test-threads=1' || '' }}
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install components
+        run: rustup component add rustfmt clippy
+
+      - name: Check formatting
+        run: cargo fmt --all -- --check
+
+      - name: Clippy
+        run: cargo clippy -- -D warnings -A clippy::non_std_lazy_statics

.github/workflows/docker-release.yml

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+name: Docker Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+  workflow_dispatch:
+
+env:
+  REGISTRY: docker.io
+  IMAGE_NAME: memvid/cli
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Extract version
+        id: version
+        run: echo "VERSION=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT
+
+      - name: Build and push
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
+        with:
+          context: ./docker/cli
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            ${{ env.IMAGE_NAME }}:latest
+            ${{ env.IMAGE_NAME }}:${{ steps.version.outputs.VERSION }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max