init (#1)

* ganos

Author: huanglii

.github/workflows/ci.yml

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+name: ci 
+on:
+  push:
+    branches:
+      - master 
+      - main
+permissions:
+  contents: write
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: 3.x
+      - run: echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV 
+      - uses: actions/cache@v3
+        with:
+          key: mkdocs-material-${{ env.cache_id }}
+          path: .cache
+          restore-keys: |
+            mkdocs-material-
+      - run: pip install mkdocs-material mkdocs-glightbox
+      - run: mkdocs gh-deploy --force

README.md

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-# code_snippets
+# Code Snippets
+
+# Welcome to Code Snippets
+
+## Commands
+
+* `mkdocs new [dir-name]` - Create a new project.
+* `mkdocs serve` - Start the live-reloading docs server.
+* `mkdocs build` - Build the documentation site.
+* `mkdocs -h` - Print help message and exit.

docs/assets/favicon.svg

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+# Welcome to Code Snippets

docs/assets/logo.png

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+# GeoPandas

docs/index.md

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+# python

docs/python/geopandas.md

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+---
+comments: true
+---
+
+# [ST_AsImage](https://help.aliyun.com/zh/polardb/polardb-for-postgresql/st-asimage?spm=a2c4g.11186623.help-menu-2249963.d_8_5_3_2.435d1dc7c8te2K)
+
+将栅格对象转化为影像格式二进制流。
+
+```sql
+SELECT
+	encode(
+		ST_AsImage (
+			rast,
+			'(140.025,60.025),(69.975,-0.025)' :: box
+			0,
+			'0',
+			'jpeg',
+			'{"strength": "ratio", "quality": 70}'
+		),
+		'hex'
+	)
+FROM
+	surf_hor_metadata
+WHERE
+	ele = 'PRE'
+```

docs/python/index.md

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+# [时空引擎（GanosBase）](https://help.aliyun.com/zh/polardb/polardb-for-oracle/ganosbase-spatio-temporal-database/?spm=a2c4g.11186623.help-menu-2249963.d_9.6f7d7f1fFlqiaA)
+
+

docs/sql/ganos/ST_AsImage.md

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+# SQL