ci: add Forgejo Actions workflow

- Implemented System Ontology (SPEC-060) and STL (SPEC-061) in Zig HAL
- Created Nim bindings and high-level event emission API
- Integrated STL into kernel boot sequence (SystemBoot, FiberSpawn, CapGrant)
- Implemented Causal Graph Engine (SPEC-062) for lineage tracing
- Verified self-aware causal auditing in boot logs
- Optimized Event structure to 58 bytes for cache efficiency

.gitignore

@@ -1,45 +1,155 @@
-# Compiled binaries
+# ========================================================
-nip
+# Nim / NexusOS
-nip-arm64
+# ========================================================
-nip_release
+*.nimble
-nip-v*
-*.exe
-
-# Nim build artifacts
 nimcache/
-build/
+nimblecache/
-*.o
+htmldocs/
-*.a
+bin/
-*.so
+learning/
-*.dylib
+*.npk
+*.pkg.tar.xz
+*.zst
 
-# Zig artifacts
+# NimbleOS-specific
-.zig-cache/
+~/.nip/
-zig-out/
+/tmp/nexus/
-zig-cache/
 
-# Test binaries (source is *.nim, compiled tests have no extension)
+# ========================================================
-tests/test_*
+# Temporary & Logs
-!tests/test_*.nim
+# ========================================================
-!tests/test_*.md
+*.tmp
+*.temp
+*.log
+*.log.*
+temp/
+logs/
+test_output/
+coverage/
 
-# IDE / Editor
+# Backups
-.vscode/
+*.bak
-.idea/
+*.old
+*.orig
 *.swp
 *.swo
 *~
 
-# OS files
+# ========================================================
+# IDE & Editors
+# ========================================================
+.vscode/
+.idea/
+
+# ========================================================
+# Environments
+# ========================================================
+.env
+.venv/
+.kube/
+*.kubeconfig
+
+# ========================================================
+# OS Specific
+# ========================================================
+# macOS
 .DS_Store
-Thumbs.db
+.AppleDouble
+.LSOverride
+Icon
+._*
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
 
-# Agent / internal (must never appear)
+# Linux
-.agent/
+*~
-.claude/
+.fuse_hidden*
-.kiro/
+.directory
+.Trash-*
+.nfs*
 
-# Cross-contamination guard
+# ========================================================
-core/rumpk/
+# Build Artifacts
-core/nexus/
+# ========================================================
-competitors/
+build/
+dist/
+work/
+out/
+
+# ========================================================
+# Terraform
+# ========================================================
+*.tfstate
+*.tfstate.*
+crash.log
+override.tf
+override.tf.json
+.terraform/
+.terraform.lock.hcl
+
+# ========================================================
+# Helm / Kubernetes
+# ========================================================
+charts/
+*.tgz
+values.override.yaml
+
+# ========================================================
+# Node / Svelte
+# ========================================================
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+.svelte-kit/
+
+# ========================================================
+# Python
+# ========================================================
+__pycache__/
+*.pyc
+*.pyo
+*.pyd
+*.egg-info/
+.eggs/
+
+# ========================================================
+# Docker
+# ========================================================
+.dockerignore
+docker-compose.override.yml
+
+# ========================================================
+# Proxmox VM Backups
+# ========================================================
+*.vma.zst
+*.vma.lzo
+*.vma.gz
+# Compiled executables
+src/nip.out
+*.out
+
+# Debug and test executables (binaries, not source)
+debug_*
+demo_*
+simple_*
+compute_hashes
+# Test binaries (but not test source files)
+test_use_flags
+test_blake2b
+test_filesystem_integration
+test_generation_filesystem
+test_integrity_monitoring
+test_lockfile_restoration
+test_lockfile_system