make pre-release changes (#110)

* make pre-release changes

* fix version

* add tip

* update README.md

Author: dmitryk-dk

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## tip
 
+## v0.8.0
+
 * FEATURE: add support for the `/select/logsql/stats_query` and `/select/logsql/stats_query_range` API calls. This feature helps to build different panels with statistic data. See [this issue](https://github.com/VictoriaMetrics/victorialogs-datasource/issues/61).
 
 * BUGFIX: fix options sorting in variables for numerical data type. See [this issue](https://github.com/VictoriaMetrics/victorialogs-datasource/issues/97).

README.md

@@ -67,7 +67,7 @@ Please find the example of provisioning Grafana instance with VictoriaLogs datas
        grafana:
          image: grafana/grafana:11.0.0
          environment:
-         - GF_INSTALL_PLUGINS=https://github.com/VictoriaMetrics/victorialogs-datasource/releases/download/v0.7.0/victorialogs-datasource-v0.7.0.zip;victorialogs-datasource
+         - GF_INSTALL_PLUGINS=https://github.com/VictoriaMetrics/victorialogs-datasource/releases/download/v0.8.0/victorialogs-datasource-v0.8.0.zip;victorialogs-datasource
          - GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS=victorialogs-datasource
          ports:
          - 3000:3000/tcp
@@ -95,15 +95,15 @@ Option 1. Using Grafana provisioning:
 
 ``` yaml
 env:
-  GF_INSTALL_PLUGINS: "https://github.com/VictoriaMetrics/victorialogs-datasource/releases/download/v0.7.0/victorialogs-datasource-v0.7.0.zip;victorialogs-datasource"
+  GF_INSTALL_PLUGINS: "https://github.com/VictoriaMetrics/victorialogs-datasource/releases/download/v0.8.0/victorialogs-datasource-v0.8.0.zip;victorialogs-datasource"
   GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS: "victorialogs-datasource"
 ```
 
 Option 2. Using Grafana plugins section in `values.yaml`:
 
 ``` yaml
 plugins:
-  - https://github.com/VictoriaMetrics/victorialogs-datasource/releases/download/v0.7.0/victorialogs-datasource-v0.7.0.zip;victorialogs-datasource
+  - https://github.com/VictoriaMetrics/victorialogs-datasource/releases/download/v0.8.0/victorialogs-datasource-v0.8.0.zip;victorialogs-datasource
 ```
 
 Option 3. Using init container:

package.json

@@ -1,6 +1,6 @@
 {
   "name": "victorialogs-datasource",
-  "version": "0.7.0",
+  "version": "0.8.0",
   "description": "VictoriaLogs datasource plugin for grafana",
   "scripts": {
     "build": "webpack -c ./.config/webpack/webpack.config.ts --env production",