Add log and dns documentation

.github/workflows/mkdocs.yml

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+name: Generate Documents
+on:
+  push:
+    branches:
+      - dev
+    paths:
+      - docs
+      - .github/workflows/mkdocs.yml
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 3.x
+      - run: pip install mkdocs-material
+      - run: mkdocs gh-deploy -m "{sha}" -b "docs" --force --ignore-version --no-history

.gitignore

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 /.idea/
 /vendor/
 /*.json
-/*.db
+/*.db
+/site/

docs/CNAME

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+sing-box.sagernet.org

docs/configuration/dns/index.md

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+### Structure
+
+```json
+{
+  "dns": {
+    "servers": [],
+    "rules": [],
+    "final": "",
+    "strategy": "prefer_ipv6",
+    "disable_cache": false,
+    "disable_expire": false
+  }
+}
+
+```
+
+### Fields
+
+| Key      | Format                         |
+|----------|--------------------------------|
+| `server` | List of [DNS Server](./server) |
+| `rules`  | List of [DNS Rule](./rule)     |
+
+#### final
+
+Default dns server tag, the first one will be used if it is empty.
+
+#### strategy
+
+Default domain strategy for resolving the domain names.
+
+One of `prefer_ipv4` `prefer_ipv6` `ipv4_only` `ipv6_only`.
+
+#### disable_cache
+
+Disable dns cache.
+
+#### disable_expire
+
+Disable dns cache expire.

docs/configuration/dns/rule.md

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+### Structure
+
+```json
+{
+  "dns": {
+    "rules": [
+      {
+        "inbound": [
+          "mixed-in"
+        ],
+        "network": "tcp",
+        "protocol": [
+          "tls",
+          "http",
+          "quic"
+        ],
+        "domain": [
+          "test.com"
+        ],
+        "domain_suffix": [
+          ".cn"
+        ],
+        "domain_keyword": [
+          "test"
+        ],
+        "domain_regex": [
+          "^stun\\..+"
+        ],
+        "geosite": [
+          "cn"
+        ],
+        "source_geoip": [
+          "private"
+        ],
+        "source_ip_cidr": [
+          "10.0.0.0/24"
+        ],
+        "source_port": [
+          12345
+        ],
+        "port": [
+          80,
+          443
+        ],
+        "outbound": [
+          "direct"
+        ],
+        "server": "local"
+      },
+      {
+        "type": "logical",
+        "mode": "and",
+        "rules": [],
+        "server": "local"
+      }
+    ]
+  }
+}
+
+```
+
+!!! note ""
+
+    You can ignore the JSON Array [] tag when the content is only one item
+
+### Default Fields
+
+!!! note ""
+
+    The default rule uses the following matching logic:  
+    (`domain` || `domain_suffix` || `domain_keyword` || `domain_regex` || `geosite`) &&  
+    (`source_geoip` || `source_ip_cidr`) &&  
+    `other fields`  
+
+#### inbound
+
+Tags of [inbound](../inbound).
+
+#### network
+
+`tcp` or `udp`.
+
+#### domain
+
+Match full domain.
+
+#### domain_suffix
+
+Match domain suffix.
+
+#### domain_keyword
+
+Match domain using keyword.
+
+#### domain_regex
+
+Match domain using regular expression.
+
+#### geosite
+
+Match geosite.
+
+#### source_geoip
+
+Match source geoip.
+
+#### source_ip_cidr
+
+Match source ip cidr.
+
+#### source_port
+
+Match source port.
+
+#### port
+
+Match port.
+
+#### outbound
+
+Match outbound.
+
+#### server
+
+Tag of the target dns server.
+
+### Logical Fields
+
+#### type
+
+`logical`
+
+#### mode
+
+`and` or `or`
+
+#### rules
+
+Included default rules.
+
+#### server
+
+Tag of the target dns server.

docs/configuration/dns/server.md

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+### Structure
+
+```json
+{
+  "dns": {
+    "servers": [
+      {
+        "tag": "google",
+        "address": "tls://dns.google",
+        "address_resolver": "local",
+        "address_strategy": "prefer_ipv4",
+        "detour": "direct"
+      }
+    ]
+  }
+}
+
+```
+
+### Fields
+
+#### tag
+
+The tag of the dns server.
+
+#### address
+
+The address of the dns server.
+
+| Protocol | Format                      |
+|----------|-----------------------------|
+| `System` | `local`                     |
+| `TCP`    | `tcp://1.0.0.1`             |
+| `UDP`    | `8.8.8.8` `udp://8.8.4.4`   |
+| `TLS`    | `tls://dns.google`          |
+| `HTTPS`  | `https://1.1.1.1/dns-query` |
+
+!!! warning ""
+
+    To ensure that system DNS is in effect, rather than go's built-in default resolver, enable CGO at compile time.
+
+#### address_resolver
+
+Tag of a another server to resolve the domain name in the address.
+
+#### address_strategy
+
+The domain strategy for resolving the domain name in the address.
+
+One of `prefer_ipv4` `prefer_ipv6` `ipv4_only` `ipv6_only`.
+
+`dns.strategy` will be used if `address_strategy` is empty.
+
+#### detour
+
+Tag of an outbound for connecting to the dns server.
+
+Requests will be sent directly if the empty.

docs/configuration/inbound/index.md

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+### Structure
+
+```json
+{
+  "inbounds": [
+    {
+      "type": "",
+      "tag": "",
+      ...
+    }
+  ]
+}
+```

docs/configuration/index.md

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+# Introduction
+
+sing-box uses JSON for configuration files.
+
+### Structure
+
+```json
+{
+  "log": {},
+  "dns": {},
+  "inbounds": {},
+  "outbounds": {},
+  "route": {}
+}
+```
+
+### Fields
+
+| Key         | Format                 |
+|-------------|------------------------|
+| `log`       | [Log](./log)           |
+| `dns`       | [DNS](./dns)           |
+| `inbounds`  | [Inbound](./inbound)   |
+| `outbounds` | [Outbound](./outbound) |
+| `route`     | [Route](./route)       |
+
+### Check
+
+```bash
+$ sing-box check
+```
+
+### Format
+
+```bash
+$ sing-box format -w
+```

docs/configuration/log.md

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+# Log
+
+### Structure
+
+```json
+{
+  "log": {
+    "disabled": false,
+    "level": "info",
+    "output": "box.log",
+    "timestamp": true
+  }
+}
+
+```
+
+### Fields
+
+#### disabled
+
+Disable logging, no output after start.
+
+#### level
+
+Log level. One of: `trace` `debug` `info` `warn` `error` `fatal` `panic`.
+
+#### output
+
+Output file path. Will not write log to console after enable.
+
+#### timestamp
+
+Add time to each line.

docs/index.md

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+# Home
+
+Welcome to the wiki page for the sing-box project.
+
+The universal proxy platform.

docs/installation.md

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+# Installation
+
+sing-box requires Golang 1.18 or a higher version.
+
+```bash
+$ go install github.com/sagernet/sing-box@latest
+```
+
+The binary is built under $GOPATH/bin
+
+```bash
+$ sing-box version
+```

docs/license.md

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+# License
+
+```
+Copyright (C) 2022 by nekohasekai <[email protected]>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+```

mkdocs.yml

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+site_name: sing-box
+site_author: nekohasekai
+repo_url: https://github.com/SagerNet/sing-box
+repo_name: SagerNet/sing-box
+copyright: Copyright © 2021 nekohasekai
+edit_uri: ""
+theme:
+  name: material
+  icon:
+    logo: material/tools
+  palette:
+    - scheme: default
+      primary: white
+      toggle:
+        icon: material/brightness-7
+        name: Switch to dark mode
+    - scheme: slate
+      primary: black
+      toggle:
+        icon: material/brightness-4
+        name: Switch to light mode
+  features:
+    - navigation.instant
+    - navigation.tracking
+    - navigation.tabs
+    - navigation.indexes
+    - navigation.expand
+    - navigation.sections
+    - header.autohide
+nav:
+  - Getting Started:
+      - index.md
+      - Installation: installation.md
+      - License: license.md
+  - Configuration:
+      - configuration/index.md
+      - Log: configuration/log.md
+      - DNS:
+          - configuration/dns/index.md
+          - DNS Server: configuration/dns/server.md
+          - DNS Rule: configuration/dns/rule.md
+      - Inbound:
+          - configuration/inbound/index.md
+markdown_extensions:
+  - pymdownx.highlight:
+      anchor_linenums: true
+  - pymdownx.inlinehilite
+  - pymdownx.snippets
+  - pymdownx.superfences
+  - pymdownx.tabbed:
+      alternate_style: true
+  - admonition
+  - pymdownx.details
+  - attr_list
+  - md_in_html
+  - footnotes
+extra:
+  social:
+    - icon: fontawesome/brands/github
+      link: https://github.com/SagerNet/sing-box
+  generator: false