added templating support

changed ping command to use templates
added userjoin/userleave event
added guild to command context
refactored post target service
added logging output to initial loading
added server_id to postTarget
added leave log postTarget

abstracto-application/templating/templating-interface/pom.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>dev.sheldan.abstracto.templating</groupId>
+        <artifactId>templating</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>templating-interface</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+    </dependencies>
+
+</project>

abstracto-application/templating/templating-interface/src/main/java/dev/sheldan/abstracto/templating/TemplateDto.java

@@ -0,0 +1,32 @@
+package dev.sheldan.abstracto.templating;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+import java.time.Instant;
+
+@Builder
+@Entity
+@NoArgsConstructor
+@AllArgsConstructor
+@Table(name = "template")
+public class TemplateDto {
+
+    @Id
+    @Getter
+    private String key;
+
+    @Getter
+    private String content;
+
+    @Getter
+    private String section;
+
+    @Getter
+    private Instant lastModified;
+}

abstracto-application/templating/templating-interface/src/main/java/dev/sheldan/abstracto/templating/TemplateService.java

@@ -0,0 +1,10 @@
+package dev.sheldan.abstracto.templating;
+
+import java.util.HashMap;
+
+public interface TemplateService {
+    TemplateDto getTemplateByKey(String key);
+    String renderTemplate(TemplateDto templateDto);
+    String renderTemplate(String key, HashMap<String, Object> parameters);
+    void createTemplate(String key, String content);
+}