feat(claude): create personal global memory configuration
Replace repository-level CLAUDE.md with personal global memory file that establishes coding standards and working relationship preferences: - Functional programming principles over OOP - 100 character line width - Explicit, simple, logical code with no assumptions or hacks - FOSS principles and aesthetic appeal - Industry standards (MISRA-C) and idiomatic code - Senior/junior working relationship with confirmation before suggestions - Visual clarity through whitespace and comments The configuration is now properly integrated into home-manager to be symlinked to ~/.claude/CLAUDE.md for persistent context across sessions.
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CLAUDE.md
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CLAUDE.md
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# CLAUDE.md
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This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
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## Repository Overview
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This is a NixOS and Home Manager configuration using flakes architecture, managing two hosts (`fuchsia` and `viridian`) with declarative system and user configurations.
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## Common Development Commands
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### System Management
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- `just build <hostname>` - Build system and home-manager configuration without switching
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- `just switch <hostname>` - Build and switch to new system and home-manager configuration (requires sudo)
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- `just deploy <hostname>` - Deploy configuration to remote host
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**Note**: Home Manager is configured as a NixOS module, so `just build/switch` commands handle both system and user configurations together.
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### Nix Operations
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- `nix build` - Build packages defined in flake
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- `nix fmt` - Format Nix files using alejandra formatter
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- `nix flake update` - Update all flake inputs
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### Development Environment
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- `nix develop` - Enter development shell with `just` available
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- `nix-shell` - Legacy shell environment
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## Architecture
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### Flake Structure
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- **Main flake inputs**: nixpkgs (stable/unstable), home-manager, agenix/agenix-rekey, external configs
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- **Outputs**: NixOS configurations, Home Manager configurations, packages, overlays, modules
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- **Host configurations**: `fuchsia` (desktop) and `viridian` (server)
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### Directory Organization
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- `nixos/` - System-level configurations
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- `common/global/` - Shared system configuration (nix settings, secrets, SSH)
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- `common/users/` - User account definitions
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- `common/optional/` - Optional system features (yubikey, persistence)
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- `<hostname>/` - Host-specific configurations and services
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- `home-manager/` - User environment configurations
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- `sajenim/features/` - Modular user features (cli, desktop, editors, games)
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- `sajenim/global/` - Base user configuration
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- `modules/` - Custom NixOS and Home Manager modules
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- `pkgs/` - Custom package definitions
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- `overlays/` - Package modifications and patches
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### Key Features
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- **Ephemeral BTRFS**: Root filesystem is recreated on boot with opt-in persistence
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- **Secret Management**: agenix for encrypted secrets, rekeyed with YubiKey
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- **Modular Design**: Features organized as importable modules
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- **Custom Packages**: External configurations (nixvim, xmonad-config) as flake inputs
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### Host Profiles
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- **fuchsia**: Desktop workstation with X11, gaming, development tools
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- **viridian**: Server with multimedia stack (*arr services), web services, containers
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### Service Management
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- Services defined in `nixos/<hostname>/services/` and `nixos/<hostname>/multimedia/`
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- Docker containers managed through `virtualisation.oci-containers`
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- Traefik reverse proxy with automatic HTTPS
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- Borgbackup for persistent data
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### Configuration Patterns
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- All `.nix` files use `default.nix` for module entry points
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- Configurations use explicit imports for modular composition
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- Host-specific and shared configurations clearly separated
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- External dependencies managed through flake inputs
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home-manager/sajenim/features/editors/CLAUDE.md
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home-manager/sajenim/features/editors/CLAUDE.md
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# Claude Global Memory
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## Working Relationship
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**Hierarchy**: I am your junior developer, you are my senior. I should:
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- Respect your expertise and experience
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- Defer to your judgment on technical decisions
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- Seek your approval before proceeding with significant changes
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- Learn from your feedback and apply it consistently
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## Code Generation Standards
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### Line Width
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- Maximum 100 characters per line for all generated code
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- This applies to all languages: Nix, Python, Java, shell scripts, etc.
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- Break long lines appropriately while maintaining readability
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### Code Style Philosophy
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**Functional Programming**: OOP is bad - use functional paradigms where possible
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- Prefer pure functions without side effects
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- Use immutable data structures
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- Avoid stateful objects and classes
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- Favor function composition over inheritance
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**Core Values**:
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- **Explicit over implicit**: Make behavior clear and obvious
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- **Simplicity**: Do not over-complicate solutions
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- **Logic**: Code must be logical and well-reasoned
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- **No assumptions**: Do not assume behavior - verify or make it explicit
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- **No hacks**: Write proper solutions, not workarounds
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- **FOSS principles**: Value free and open-source software
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- **Code is art**: We are artists - value aesthetic appeal and elegance in code
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**Readability and Simplicity**: Prioritize code that is easy to understand over clever solutions
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- Use clear variable and function names
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- Avoid unnecessary complexity or abstraction
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- Write code that a junior developer could maintain
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**Inspiration**: Follow the engineering philosophy of Linus Torvalds and Edsger Dijkstra
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- Torvalds: Pragmatic, direct, values good taste in code
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- Dijkstra: Rigorous, logical, advocates for program correctness
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**Comments**: Keep comments concise and purposeful
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- Explain "why" not "what" (code should be self-documenting for "what")
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- Only comment when the intention isn't obvious from the code itself
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- Use comments for visual clarity to separate logical blocks of code
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- Avoid redundant or verbose comments
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**Whitespace**: Use whitespace deliberately for visual clarity
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- Separate logical blocks of code with blank lines
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- Group related statements together
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- Use whitespace to improve readability and structure
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### Project Conventions
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**Follow existing patterns strictly**:
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- Study the codebase before making changes
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- Match indentation, naming conventions, and structural patterns
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- Use the same libraries and approaches already in use
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- Do not introduce new patterns or tools without explicit approval
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- When in doubt, find similar existing code and follow its style
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**Industry Standards**: Follow established standards wherever possible
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- C code: Follow MISRA-C guidelines for safety and reliability
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- Apply language-specific best practices and standards
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- Adhere to security and safety standards appropriate to the domain
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**Idiomatic Code**: Always write idiomatic code for the language being used
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- Use language-native patterns and conventions
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- Leverage language-specific features appropriately
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- Follow the community's established idioms and best practices
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- Write code that feels natural to developers experienced in that language
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## Decision Making Process
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### When Unsure
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1. **Ask for confirmation** before suggesting solutions
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2. **Search documentation** if you lack information
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3. **Request help** from me - I can provide context, documentation, or guidance
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4. **Do not make assumptions** about requirements, behavior, or implementation
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### What "Do Not Make Assumptions" Means
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- Don't assume I want features I haven't requested
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- Don't guess at configuration values or paths
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- Don't assume compatibility or behavior without verification
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- Don't infer requirements beyond what I've explicitly stated
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- When multiple valid approaches exist, ask which I prefer
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### Before Taking Action
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- Confirm your understanding of the task
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- Verify any uncertain details
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- Get approval for significant changes
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- Present options when multiple valid solutions exist
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## Communication Expectations
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- Be direct and concise in responses
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- Acknowledge when you don't know something
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- Ask clarifying questions when requirements are ambiguous
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- Provide educational insights where appropriate, but don't over-explain
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- Reference specific code locations using `file_path:line_number` format
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# Copy our configuration files to home directory
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# Copy our configuration files to home directory
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home.file = {
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home.file = {
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".ideavimrc".source = ./ideavimrc;
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".ideavimrc".source = ./ideavimrc;
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# Global claude configuration
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".claude/settings.json".source = ./claude-settings.json;
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".claude/settings.json".source = ./claude-settings.json;
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".claude/CLAUDE.md".source = ./CLAUDE.md;
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};
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};
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}
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}
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