neovim:init.vim->init.lua and misc changes

.github/workflows/main.yml

@@ -26,53 +26,3 @@ jobs:
           name: natto1784
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
       - run: nix build -L .#${{ matrix.pkg }}
-
-  nixos:
-    name: build nixos configurations
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        host:
-          #- Marisa
-          #- Satori
-    steps:
-      - uses: actions/checkout@v2.3.4
-      - uses: cachix/install-nix-action@v13
-        with:
-          install_url: https://github.com/numtide/nix-flakes-installer/releases/download/nix-2.4pre20210429_d15a196/install
-          extra_nix_config: |
-            experimental-features = nix-command flakes
-      - uses: cachix/cachix-action@v10
-        with:
-          name: natto1784
-          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
-      - run: nix build -L .#nixosConfigurations.${{ matrix.host }}.config.system.build.toplevel
-  home-manager:
-    name: build home-manager configurations
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        home:
-          #- natto
-        homeaarch:
-          - ottan
-    steps:
-      - uses: actions/checkout@v2.3.4
-      - uses: cachix/install-nix-action@v13
-        with:
-          install_url: https://github.com/numtide/nix-flakes-installer/releases/download/nix-2.4pre20210429_d15a196/install
-          extra_nix_config: |
-            experimental-features = nix-command flakes
-      - uses: cachix/cachix-action@v10
-        with:
-          name: natto1784
-          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
-      - uses: uraimo/run-on-arch-action@v2.0.5
-        name: Run commands
-        id: runcmd
-        with:
-          arch: aarch64
-          distro: ubuntu-latest
-          run: nix build -L .#hm-configs.${{ matrix.homeaarch }}.activationPackage
-     - run: nix build -L .#hm-configs.${{ matrix.home }}.activationPackage
-