diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..fc389b5
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,42 @@
+# Dependabot keeps dependencies and GitHub Actions up to date.
+# Pull requests target the dev branch. Patch and minor updates are grouped into one pull request.
+version: 2
+updates:
+  - package-ecosystem: maven
+    directory: /
+    target-branch: dev
+    schedule:
+      interval: weekly
+      day: monday
+    open-pull-requests-limit: 10
+    labels:
+      - dependencies
+    groups:
+      maven-minor-and-patch:
+        update-types:
+          - minor
+          - patch
+    ignore:
+      # JavaFX stays on 17 (Java 17 runtime), Monocle is the matching test platform
+      - dependency-name: "org.openjfx:*"
+        update-types: ["version-update:semver-major"]
+      - dependency-name: "org.testfx:openjfx-monocle"
+        update-types: ["version-update:semver-major"]
+      # Connector/J 8.x keeps old MySQL servers working
+      - dependency-name: "com.mysql:mysql-connector-j"
+        update-types: ["version-update:semver-major"]
+      - dependency-name: "com.microsoft.sqlserver:mssql-jdbc"
+        update-types: ["version-update:semver-major"]
+
+  - package-ecosystem: github-actions
+    directory: /
+    target-branch: dev
+    schedule:
+      interval: weekly
+      day: monday
+    labels:
+      - dependencies
+    groups:
+      github-actions:
+        patterns:
+          - "*"
diff --git a/docs/blogger/sqljam-en.md b/docs/blogger/sqljam-en.md
index f0527e9..50d7e65 100644
--- a/docs/blogger/sqljam-en.md
+++ b/docs/blogger/sqljam-en.md
@@ -9,7 +9,7 @@
 A Java 17 + JavaFX desktop tool that copies tables between **MySQL, PostgreSQL, Oracle, SQL Server, H2, SQLite** and more, in any direction:
 **import directly** into a target database, or save a self-describing **SQL export package** and import it later.
 
-![SqlJam main window](../assets/main-dark.png)
+![SqlJam main window](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/main-dark.png)
 
 ## 2. What Problem Does It Solve?
 
@@ -50,11 +50,11 @@ bin/
 
 A splash screen shows the loading of the configuration, the data sources and the JDBC drivers:
 
-<p align="center"><img src="../assets/splash.png" alt="SqlJam splash screen" width="520"></p>
+<p align="center"><img src="https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/splash.png" alt="SqlJam splash screen" width="520"></p>
 
 | 1. Log in to a data source | 2. Export wizard | 3. Progress |
 |---|---|---|
-| ![login](../assets/login.png) | ![export](../assets/export-wizard.png) | ![progress](../assets/progress.png) |
+| ![login](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/login.png) | ![export](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/export-wizard.png) | ![progress](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/progress.png) |
 
 ## 4. Requirements
 
@@ -79,7 +79,7 @@ All JDBC drivers are bundled in the fat jar.
 
 ## 5. How It Works
 
-![How it works](../assets/architecture.png)
+![How it works](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/architecture.png)
 
 ```mermaid
 flowchart LR
@@ -166,7 +166,7 @@ All settings live in `bin/sqljam.properties` next to the runnable jar. Settings
 
 ## 8. Performance
 
-![Benchmark](../assets/benchmark.png)
+![Benchmark](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/benchmark.png)
 
 | Scenario (200,000 rows × 6 columns) | Time | Rows/s |
 |---|---|---|
diff --git a/docs/blogger/sqljam-zh.md b/docs/blogger/sqljam-zh.md
index 72bdbd9..d6f223f 100644
--- a/docs/blogger/sqljam-zh.md
+++ b/docs/blogger/sqljam-zh.md
@@ -9,7 +9,7 @@
 一个 Java 17 + JavaFX 的桌面导入导出工具，支持 **MySQL、PostgreSQL、Oracle、SQL Server、H2、SQLite** 等数据库任意互导：
 可以**直接导入目标库**，也可以导出为带描述文件的 **SQL 导出包**，之后再成对导入。
 
-![SqlJam 主界面](../assets/main-dark.png)
+![SqlJam 主界面](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/main-dark.png)
 
 ## 2. 解决什么问题？
 
@@ -50,11 +50,11 @@ bin/
 
 启动时显示启动画面，同时加载配置、数据源和 JDBC 驱动：
 
-<p align="center"><img src="../assets/splash.png" alt="SqlJam 启动画面" width="520"></p>
+<p align="center"><img src="https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/splash.png" alt="SqlJam 启动画面" width="520"></p>
 
 | 1. 登录数据源 | 2. 导出向导 | 3. 进度 |
 |---|---|---|
-| ![login](../assets/login.png) | ![export](../assets/export-wizard.png) | ![progress](../assets/progress.png) |
+| ![login](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/login.png) | ![export](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/export-wizard.png) | ![progress](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/progress.png) |
 
 ## 4. Requirements
 
@@ -79,7 +79,7 @@ JDBC 驱动全部打进 fat jar，无需额外下载。
 
 ## 5. How It Works
 
-![工作原理](../assets/architecture.png)
+![工作原理](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/architecture.png)
 
 ```mermaid
 flowchart LR
@@ -166,7 +166,7 @@ importer.exportDdlAndData();
 
 ## 8. Performance
 
-![Benchmark](../assets/benchmark.png)
+![Benchmark](https://raw.githubusercontent.com/paganini2008/sqljam/master/docs/assets/benchmark.png)
 
 | 场景（20 万行 × 6 列） | 耗时 | 行/秒 |
 |---|---|---|
diff --git a/pom.xml b/pom.xml
index 653473c..23809b1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>3.17.0</version>
+            <version>3.21.0</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
@@ -75,22 +75,22 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.17.2</version>
+            <version>2.22.3</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.datatype</groupId>
             <artifactId>jackson-datatype-jsr310</artifactId>
-            <version>2.17.2</version>
+            <version>2.22.3</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>2.0.16</version>
+            <version>2.0.20</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.5.8</version>
+            <version>1.5.38</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
@@ -104,11 +104,18 @@
             <groupId>com.mysql</groupId>
             <artifactId>mysql-connector-j</artifactId>
             <version>8.4.0</version>
+            <!-- protobuf is only needed by the X DevAPI, not by JDBC -->
+            <exclusions>
+                <exclusion>
+                    <groupId>com.google.protobuf</groupId>
+                    <artifactId>protobuf-java</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.7.4</version>
+            <version>42.7.13</version>
         </dependency>
         <dependency>
             <groupId>com.oracle.database.jdbc</groupId>
@@ -123,7 +130,7 @@
         <dependency>
             <groupId>com.microsoft.sqlserver</groupId>
             <artifactId>mssql-jdbc</artifactId>
-            <version>12.8.1.jre11</version>
+            <version>12.8.2.jre11</version>
         </dependency>
         <dependency>
             <groupId>com.h2database</groupId>