diff --git a/assets/highlighting/dart.json b/assets/highlighting/dart.json
new file mode 100644
index 0000000..c7ddf4c
--- /dev/null
+++ b/assets/highlighting/dart.json
@@ -0,0 +1,531 @@
+{
+  "name": "Dart",
+  "version": "1.2.3",
+  "fileTypes": ["dart"],
+  "scopeName": "source.dart",
+
+  "foldingStartMarker": "\\{\\s*$",
+  "foldingStopMarker": "^\\s*\\}",
+
+  "patterns": [
+    {
+      "name": "meta.preprocessor.script.dart",
+      "match": "^(#!.*)$"
+    },
+    {
+      "name": "meta.declaration.dart",
+      "begin": "^\\w*\\b(library|import|part of|part|export)\\b",
+      "beginCaptures": {
+        "0": {
+          "name": "keyword.other.import.dart"
+        }
+      },
+      "end": ";",
+      "endCaptures": {
+        "0": {
+          "name": "punctuation.terminator.dart"
+        }
+      },
+      "patterns": [
+        {
+          "include": "#strings"
+        },
+        {
+          "include": "#comments"
+        },
+        {
+          "name": "keyword.other.import.dart",
+          "match": "\\b(as|show|hide)\\b"
+        },
+        {
+          "name": "keyword.control.dart",
+          "match": "\\b(if)\\b"
+        }
+      ]
+    },
+    {
+      "include": "#comments"
+    },
+    {
+      "include": "#punctuation"
+    },
+    {
+      "include": "#annotations"
+    },
+    {
+      "include": "#keywords"
+    },
+    {
+      "include": "#constants-and-special-vars"
+    },
+    {
+      "include": "#operators"
+    },
+    {
+      "include": "#strings"
+    }
+  ],
+
+  "repository": {
+    "dartdoc": {
+      "patterns": [
+        {
+          "match": "(\\[.*?\\])",
+          "captures": {
+            "0": {
+              "name": "variable.name.source.dart"
+            }
+          }
+        },
+        {
+          "match": "^ {4,}(?![ \\*]).*",
+          "captures": {
+            "0": {
+              "name": "variable.name.source.dart"
+            }
+          }
+        },
+        {
+          "contentName": "variable.other.source.dart",
+          "begin": "```.*?$",
+          "end": "```"
+        },
+        {
+          "match": "(`.*?`)",
+          "captures": {
+            "0": {
+              "name": "variable.other.source.dart"
+            }
+          }
+        },
+        {
+          "match": "(`.*?`)",
+          "captures": {
+            "0": {
+              "name": "variable.other.source.dart"
+            }
+          }
+        },
+        {
+          "match": "(\\* ((    ).*))$",
+          "captures": {
+            "2": {
+              "name": "variable.other.source.dart"
+            }
+          }
+        }
+      ]
+    },
+    "comments": {
+      "patterns": [
+        {
+          "name": "comment.block.empty.dart",
+          "match": "/\\*\\*/",
+          "captures": {
+            "0": {
+              "name": "punctuation.definition.comment.dart"
+            }
+          }
+        },
+        {
+          "include": "#comments-doc-oldschool"
+        },
+        {
+          "include": "#comments-doc"
+        },
+        {
+          "include": "#comments-inline"
+        }
+      ]
+    },
+    "comments-doc-oldschool": {
+      "patterns": [
+        {
+          "name": "comment.block.documentation.dart",
+          "begin": "/\\*\\*",
+          "end": "\\*/",
+          "patterns": [
+            {
+              "include": "#comments-doc-oldschool"
+            },
+            {
+              "include": "#comments-block"
+            },
+            {
+              "include": "#dartdoc"
+            }
+          ]
+        }
+      ]
+    },
+    "comments-doc": {
+      "patterns": [
+        {
+          "name": "comment.block.documentation.dart",
+          "begin": "///",
+          "while": "^\\s*///",
+          "patterns": [
+            {
+              "include": "#dartdoc"
+            }
+          ]
+        }
+      ]
+    },
+    "comments-inline": {
+      "patterns": [
+        {
+          "include": "#comments-block"
+        },
+        {
+          "match": "((//).*)$",
+          "captures": {
+            "1": {
+              "name": "comment.line.double-slash.dart"
+            }
+          }
+        }
+      ]
+    },
+    "comments-block": {
+      "patterns": [
+        {
+          "name": "comment.block.dart",
+          "begin": "/\\*",
+          "end": "\\*/",
+          "patterns": [
+            {
+              "include": "#comments-block"
+            }
+          ]
+        }
+      ]
+    },
+    "annotations": {
+      "patterns": [
+        {
+          "name": "storage.type.annotation.dart",
+          "match": "@[a-zA-Z]+"
+        }
+      ]
+    },
+    "constants-and-special-vars": {
+      "patterns": [
+        {
+          "name": "constant.language.dart",
+          "match": "(?<!\\$)\\b(true|false|null)\\b(?!\\$)"
+        },
+        {
+          "name": "variable.language.dart",
+          "match": "(?<!\\$)\\b(this|super)\\b(?!\\$)"
+        },
+        {
+          "name": "constant.numeric.dart",
+          "match": "(?<!\\$)\\b((0(x|X)[0-9a-fA-F]*)|(([0-9]+\\.?[0-9]*)|(\\.[0-9]+))((e|E)(\\+|-)?[0-9]+)?)\\b(?!\\$)"
+        },
+        {
+          "include": "#class-identifier"
+        },
+        {
+          "include": "#function-identifier"
+        }
+      ]
+    },
+    "class-identifier": {
+      "patterns": [
+        {
+          "match": "(?<!\\$)\\b(bool|num|int|double|dynamic)\\b(?!\\$)",
+          "name": "support.class.dart"
+        },
+        {
+          "match": "(?<!\\$)\\bvoid\\b(?!\\$)",
+          "name": "storage.type.primitive.dart"
+        },
+        {
+          "begin": "(?<![a-zA-Z0-9_$])([_$]*[A-Z][a-zA-Z0-9_$]*)\\b",
+          "end": "(?!<)",
+          "beginCaptures": {
+            "1": {
+              "name": "support.class.dart"
+            }
+          },
+          "patterns": [
+            {
+              "include": "#type-args"
+            }
+          ]
+        }
+      ]
+    },
+    "function-identifier": {
+      "patterns": [
+        {
+          "match": "([_$]*[a-z][a-zA-Z0-9_$]*)(<(?:[a-zA-Z0-9_$<>?]|,\\s*|\\s+extends\\s+)+>)?[!?]?\\(",
+          "captures": {
+            "1": {
+              "name": "entity.name.function.dart"
+            },
+            "2": {
+              "patterns": [
+                {
+                  "include": "#type-args"
+                }
+              ]
+            }
+          }
+        }
+      ]
+    },
+    "type-args": {
+      "begin": "(<)",
+      "end": "(>)",
+      "beginCaptures": {
+        "1": {
+          "name": "other.source.dart"
+        }
+      },
+      "endCaptures": {
+        "1": {
+          "name": "other.source.dart"
+        }
+      },
+      "patterns": [
+        {
+          "include": "#class-identifier"
+        },
+        {
+          "match": ","
+        },
+        {
+          "name": "keyword.declaration.dart",
+          "match": "extends"
+        },
+        {
+          "include": "#comments"
+        }
+      ]
+    },
+    "keywords": {
+      "patterns": [
+        {
+          "name": "keyword.cast.dart",
+          "match": "(?<!\\$)\\bas\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.control.catch-exception.dart",
+          "match": "(?<!\\$)\\b(try|on|catch|finally|throw|rethrow)\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.control.dart",
+          "match": "(?<!\\$)\\b(break|case|continue|default|do|else|for|if|in|return|switch|while|when)\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.control.dart",
+          "match": "(?<!\\$)\\b(sync(\\*)?|async(\\*)?|await|yield(\\*)?)\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.control.dart",
+          "match": "(?<!\\$)\\bassert\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.control.new.dart",
+          "match": "(?<!\\$)\\b(new)\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.declaration.dart",
+          "match": "(?<!\\$)\\b(abstract|sealed|base|interface|class|enum|extends|extension type|extension|external|factory|implements|get(?!\\()|mixin|native|operator|set(?!\\()|typedef|with|covariant)\\b(?!\\$)"
+        },
+        {
+          "name": "storage.modifier.dart",
+          "match": "(?<!\\$)\\b(static|final|const|required|late)\\b(?!\\$)"
+        },
+        {
+          "name": "storage.type.primitive.dart",
+          "match": "(?<!\\$)\\b(?:void|var)\\b(?!\\$)"
+        }
+      ]
+    },
+    "operators": {
+      "patterns": [
+        {
+          "name": "keyword.operator.dart",
+          "match": "(?<!\\$)\\b(is\\!?)\\b(?!\\$)"
+        },
+        {
+          "name": "keyword.operator.ternary.dart",
+          "match": "\\?|:"
+        },
+        {
+          "name": "keyword.operator.bitwise.dart",
+          "match": "(<<|>>>?|~|\\^|\\||&)"
+        },
+        {
+          "name": "keyword.operator.assignment.bitwise.dart",
+          "match": "((&|\\^|\\||<<|>>>?)=)"
+        },
+        {
+          "name": "keyword.operator.closure.dart",
+          "match": "(=>)"
+        },
+        {
+          "name": "keyword.operator.comparison.dart",
+          "match": "(==|!=|<=?|>=?)"
+        },
+        {
+          "name": "keyword.operator.assignment.arithmetic.dart",
+          "match": "(([+*/%-]|\\~)=)"
+        },
+        {
+          "name": "keyword.operator.assignment.dart",
+          "match": "(=)"
+        },
+        {
+          "name": "keyword.operator.increment-decrement.dart",
+          "match": "(\\-\\-|\\+\\+)"
+        },
+        {
+          "name": "keyword.operator.arithmetic.dart",
+          "match": "(\\-|\\+|\\*|\\/|\\~\\/|%)"
+        },
+        {
+          "name": "keyword.operator.logical.dart",
+          "match": "(!|&&|\\|\\|)"
+        }
+      ]
+    },
+    "string-interp": {
+      "patterns": [
+        {
+          "match": "\\$([a-zA-Z0-9_]+)",
+          "captures": {
+            "1": {
+              "name": "variable.parameter.dart"
+            }
+          }
+        },
+        {
+          "name": "string.interpolated.expression.dart",
+          "begin": "\\$\\{",
+          "end": "\\}",
+          "patterns": [
+            {
+              "include": "#constants-and-special-vars",
+              "name": "variable.parameter.dart"
+            },
+            {
+              "include": "#strings"
+            },
+            {
+              "name": "variable.parameter.dart",
+              "match": "[a-zA-Z0-9_]+"
+            }
+          ]
+        },
+        {
+          "name": "constant.character.escape.dart",
+          "match": "\\\\."
+        }
+      ]
+    },
+    "strings": {
+      "patterns": [
+        {
+          "name": "string.interpolated.triple.double.dart",
+          "begin": "(?<!r)\"\"\"",
+          "end": "\"\"\"(?!\")",
+          "patterns": [
+            {
+              "include": "#string-interp"
+            }
+          ]
+        },
+        {
+          "name": "string.interpolated.triple.single.dart",
+          "begin": "(?<!r)'''",
+          "end": "'''(?!')",
+          "patterns": [
+            {
+              "include": "#string-interp"
+            }
+          ]
+        },
+        {
+          "name": "string.quoted.triple.double.dart",
+          "begin": "r\"\"\"",
+          "end": "\"\"\"(?!\")"
+        },
+        {
+          "name": "string.quoted.triple.single.dart",
+          "begin": "r'''",
+          "end": "'''(?!')"
+        },
+        {
+          "name": "string.interpolated.double.dart",
+          "begin": "(?<!\\|r)\"",
+          "end": "\"",
+          "patterns": [
+            {
+              "name": "invalid.string.newline",
+              "match": "\\n"
+            },
+            {
+              "include": "#string-interp"
+            }
+          ]
+        },
+        {
+          "name": "string.quoted.double.dart",
+          "begin": "r\"",
+          "end": "\"",
+          "patterns": [
+            {
+              "name": "invalid.string.newline",
+              "match": "\\n"
+            }
+          ]
+        },
+        {
+          "name": "string.interpolated.single.dart",
+          "begin": "(?<!\\|r)'",
+          "end": "'",
+          "patterns": [
+            {
+              "name": "invalid.string.newline",
+              "match": "\\n"
+            },
+            {
+              "include": "#string-interp"
+            }
+          ]
+        },
+        {
+          "name": "string.quoted.single.dart",
+          "begin": "r'",
+          "end": "'",
+          "patterns": [
+            {
+              "name": "invalid.string.newline",
+              "match": "\\n"
+            }
+          ]
+        }
+      ]
+    },
+    "punctuation": {
+      "patterns": [
+        {
+          "name": "punctuation.comma.dart",
+          "match": ","
+        },
+        {
+          "name": "punctuation.terminator.dart",
+          "match": ";"
+        },
+        {
+          "name": "punctuation.dot.dart",
+          "match": "\\."
+        }
+      ]
+    }
+  }
+}
diff --git a/assets/highlighting/json.json b/assets/highlighting/json.json
new file mode 100644
index 0000000..6318770
--- /dev/null
+++ b/assets/highlighting/json.json
@@ -0,0 +1,212 @@
+{
+  "fileTypes": ["json"],
+  "foldingStartMarker": "^\\s*[{\\[](?!.*[}\\]],?\\s*$)|[{\\[]\\s*$",
+  "foldingStopMarker": "^\\s*[}\\]]",
+  "keyEquivalent": "^~J",
+  "name": "JSON (Javascript Next)",
+  "patterns": [
+    {
+      "include": "#value"
+    }
+  ],
+  "repository": {
+    "array": {
+      "begin": "\\[",
+      "beginCaptures": {
+        "0": {
+          "name": "punctuation.definition.array.begin.json"
+        }
+      },
+      "end": "\\]",
+      "endCaptures": {
+        "0": {
+          "name": "punctuation.definition.array.end.json"
+        }
+      },
+      "name": "meta.structure.array.json",
+      "patterns": [
+        {
+          "include": "#value"
+        },
+        {
+          "match": ",",
+          "name": "punctuation.separator.array.json"
+        },
+        {
+          "match": "[^\\s\\]]",
+          "name": "invalid.illegal.expected-array-separator.json"
+        }
+      ]
+    },
+    "comments": {
+      "patterns": [
+        {
+          "begin": "/\\*\\*",
+          "captures": {
+            "0": {
+              "name": "punctuation.definition.comment.json"
+            }
+          },
+          "end": "\\*/",
+          "name": "comment.block.documentation.json"
+        },
+        {
+          "begin": "/\\*",
+          "captures": {
+            "0": {
+              "name": "punctuation.definition.comment.json"
+            }
+          },
+          "end": "\\*/",
+          "name": "comment.block.json"
+        },
+        {
+          "captures": {
+            "1": {
+              "name": "punctuation.definition.comment.json"
+            }
+          },
+          "match": "(//).*$\\n?",
+          "name": "comment.line.double-slash.js"
+        }
+      ]
+    },
+    "constant": {
+      "match": "\\b(?:true|false|null)\\b",
+      "name": "constant.language.json"
+    },
+    "number": {
+      "match": "-?(?:0|[1-9]\\d*)\n(?:\n(?:\n\\.\\d+)?\n(?:\n[eE][+-]?\\d+)?)?",
+      "name": "constant.numeric.json"
+    },
+    "object": {
+      "begin": "\\{",
+      "beginCaptures": {
+        "0": {
+          "name": "punctuation.definition.dictionary.begin.json"
+        }
+      },
+      "end": "\\}",
+      "endCaptures": {
+        "0": {
+          "name": "punctuation.definition.dictionary.end.json"
+        }
+      },
+      "name": "meta.structure.dictionary.json",
+      "patterns": [
+        {
+          "comment": "the JSON object key",
+          "include": "#objectkey"
+        },
+        {
+          "include": "#comments"
+        },
+        {
+          "begin": ":",
+          "beginCaptures": {
+            "0": {
+              "name": "punctuation.separator.dictionary.key-value.json"
+            }
+          },
+          "end": "(,)|(?=\\})",
+          "endCaptures": {
+            "1": {
+              "name": "punctuation.separator.dictionary.pair.json"
+            }
+          },
+          "name": "meta.structure.dictionary.value.json",
+          "patterns": [
+            {
+              "comment": "the JSON object value",
+              "include": "#value"
+            },
+            {
+              "match": "[^\\s,]",
+              "name": "invalid.illegal.expected-dictionary-separator.json"
+            }
+          ]
+        },
+        {
+          "match": "[^\\s\\}]",
+          "name": "invalid.illegal.expected-dictionary-separator.json"
+        }
+      ]
+    },
+    "string": {
+      "begin": "\"",
+      "beginCaptures": {
+        "0": {
+          "name": "punctuation.definition.string.begin.json"
+        }
+      },
+      "end": "\"",
+      "endCaptures": {
+        "0": {
+          "name": "punctuation.definition.string.end.json"
+        }
+      },
+      "name": "string.quoted.double.json",
+      "patterns": [
+        {
+          "include": "#stringcontent"
+        }
+      ]
+    },
+    "objectkey": {
+      "begin": "\"",
+      "beginCaptures": {
+        "0": {
+          "name": "punctuation.support.type.property-name.begin.json"
+        }
+      },
+      "end": "\"",
+      "endCaptures": {
+        "0": {
+          "name": "punctuation.support.type.property-name.end.json"
+        }
+      },
+      "name": "support.type.property-name.json",
+      "patterns": [
+        {
+          "include": "#stringcontent"
+        }
+      ]
+    },
+    "stringcontent": {
+      "patterns": [
+        {
+          "match": "\\\\(?:[\"\\\\/bfnrt]|u[0-9a-fA-F]{4})",
+          "name": "constant.character.escape.json"
+        },
+        {
+          "match": "\\\\.",
+          "name": "invalid.illegal.unrecognized-string-escape.json"
+        }
+      ]
+    },
+    "value": {
+      "patterns": [
+        {
+          "include": "#constant"
+        },
+        {
+          "include": "#number"
+        },
+        {
+          "include": "#string"
+        },
+        {
+          "include": "#array"
+        },
+        {
+          "include": "#object"
+        },
+        {
+          "include": "#comments"
+        }
+      ]
+    }
+  },
+  "scopeName": "source.json",
+  "uuid": "8f97457b-516e-48ce-83c7-08ae12fb327a"
+}
diff --git a/assets/highlighting/python.json b/assets/highlighting/python.json
new file mode 100644
index 0000000..85dd5f0
--- /dev/null
+++ b/assets/highlighting/python.json
@@ -0,0 +1,98 @@
+{
+  "name": "Python",
+  "version": "1.0.0",
+  "fileTypes": ["py"],
+  "scopeName": "source.python",
+  "foldingStartMarker": "\\b(?:def|class)\\s*[^:]*:\\s*$",
+  "foldingStopMarker": "^\\s*\\}",
+  "patterns": [
+    { "include": "#comments" },
+    { "include": "#keywords" },
+    { "include": "#constants-and-special-vars" },
+    { "include": "#operators" },
+    { "include": "#strings" }
+  ],
+  "repository": {
+    "comments": {
+      "patterns": [
+        { "name": "comment.line.hash.python", "match": "#.*$" },
+        { "name": "comment.block.python", "begin": "'''", "end": "'''" },
+        { "name": "comment.block.python", "begin": "\"\"\"", "end": "\"\"\"" }
+      ]
+    },
+    "keywords": {
+      "patterns": [
+        {
+          "name": "keyword.control.python",
+          "match": "\\b(?:if|else|while|for|in|break|continue|return)\\b"
+        },
+        {
+          "name": "keyword.operator.logical.python",
+          "match": "\\b(?:and|or|not)\\b"
+        },
+        { "name": "keyword.operator.assignment.python", "match": "=" },
+        { "name": "storage.modifier.python", "match": "\\b(?:def|class)\\b" }
+      ]
+    },
+    "constants-and-special-vars": {
+      "patterns": [
+        {
+          "name": "constant.language.python",
+          "match": "\\b(?:True|False|None)\\b"
+        },
+        { "name": "variable.language.python", "match": "\\b(?:self)\\b" },
+        {
+          "name": "constant.numeric.python",
+          "match": "\\b(?:\\d+\\.?\\d*|\\.\\d+)\\b"
+        }
+      ]
+    },
+    "operators": {
+      "patterns": [
+        {
+          "name": "keyword.operator.arithmetic.python",
+          "match": "\\b(?:\\+|-|\\*|/|%|//)\\b"
+        },
+        {
+          "name": "keyword.operator.comparison.python",
+          "match": "\\b(?:==|!=|<|<=|>|>=)\\b"
+        },
+        {
+          "name": "keyword.operator.logical.python",
+          "match": "\\b(?:and|or|not)\\b"
+        }
+      ]
+    },
+    "strings": {
+      "patterns": [
+        {
+          "name": "string.quoted.triple.double.python",
+          "begin": "\"\"\"",
+          "end": "\"\"\""
+        },
+        {
+          "name": "string.quoted.triple.single.python",
+          "begin": "'''",
+          "end": "'''"
+        },
+        {
+          "name": "string.quoted.double.python",
+          "begin": "\"",
+          "end": "\"",
+          "patterns": [{ "include": "#string-escape" }]
+        },
+        {
+          "name": "string.quoted.single.python",
+          "begin": "'",
+          "end": "'",
+          "patterns": [{ "include": "#string-escape" }]
+        }
+      ]
+    },
+    "string-escape": {
+      "patterns": [
+        { "name": "constant.character.escape.python", "match": "\\\\[\"']" }
+      ]
+    }
+  }
+}
diff --git a/assets/highlighting/sql.json b/assets/highlighting/sql.json
new file mode 100644
index 0000000..d1cf718
--- /dev/null
+++ b/assets/highlighting/sql.json
@@ -0,0 +1,145 @@
+{
+  "fileTypes": ["sql", "ddl", "dml"],
+  "foldingStartMarker": "(?i)^\\s*(begin|if|loop)\\b",
+  "foldingStopMarker": "(?i)^\\s*(end)\\b",
+  "keyEquivalent": "^~S",
+  "name": "PL/pgSQL (Postgres)",
+  "patterns": [
+    {
+      "begin": "/\\*",
+      "end": "\\*/",
+      "name": "comment.block.postgres"
+    },
+    {
+      "match": "--.*$",
+      "name": "comment.line.double-dash.postgres"
+    },
+    {
+      "captures": {
+        "1": {
+          "name": "keyword.other.postgres"
+        },
+        "2": {
+          "name": "keyword.other.postgres"
+        }
+      },
+      "match": "(?i)^\\s*(create)(\\s+or\\s+replace)?\\s+",
+      "name": "meta.create.postgres"
+    },
+    {
+      "captures": {
+        "1": {
+          "name": "keyword.other.postgres"
+        },
+        "2": {
+          "name": "keyword.other.postgres"
+        },
+        "3": {
+          "name": "entity.name.type.postgres"
+        }
+      },
+      "match": "(?i)\\b(package)(\\s+body)?\\s+(\\S+)",
+      "name": "meta.package.postgres"
+    },
+    {
+      "captures": {
+        "1": {
+          "name": "keyword.other.postgres"
+        },
+        "2": {
+          "name": "entity.name.type.postgres"
+        }
+      },
+      "match": "(?i)\\b(type)\\s+\"([^\"]+)\"",
+      "name": "meta.type.postgres"
+    },
+    {
+      "captures": {
+        "1": {
+          "name": "keyword.other.postgres"
+        },
+        "2": {
+          "name": "entity.name.function.postgres"
+        }
+      },
+      "match": "(?i)\\s*(function|procedure)\\s+([-a-z0-9_.]+)",
+      "name": "meta.procedure.postgres"
+    },
+    {
+      "match": "[!<>:]?=|<>|<|>|\\+|(?<!\\.)\\*|-|(?<!^)/|@@|\\|\\|",
+      "name": "keyword.operator.postgres"
+    },
+    {
+      "match": "(?i)\\b(true|false|null|found)\\b",
+      "name": "constant.language.postgres"
+    },
+    {
+      "match": "\\b\\d+(\\.\\d+)?\\b",
+      "name": "constant.numeric.postgres"
+    },
+    {
+      "match": "(?i)\\b(if|elsif|else|end\\s+if|loop|end\\s+loop|for|foreach|array|case|end\\s+case|continue|return|goto|alias)\\b",
+      "name": "keyword.control.postgres"
+    },
+    {
+      "match": "(?i)\\b(or|and|not|like)\\b",
+      "name": "keyword.operator.postgres"
+    },
+    {
+      "match": "(?i)\\b(sysdate|%(isopen|found|notfound|rowcount)|commit|rollback|sqlerrm|substr|cast|decode|length|lower|upper|coalesce)\\b",
+      "name": "support.function.postgres"
+    },
+    {
+      "match": "(?i)\\b(avg|count|sum|max|min|nvl|trim|to_date|to_char|lpad|ltrim|rpad|rtrim|trunc|to_number|regexp_split_to_array|regexp_replace)\\b",
+      "name": "support.function.builtin.postgres"
+    },
+    {
+      "match": "(?i)\\b(sql|sqlcode)\\b",
+      "name": "variable.language.postgres"
+    },
+    {
+      "match": "(?i)\\b(p(i|o|io)_[-a-z0-9_]+)\\b",
+      "name": "variable.parameter.postgres"
+    },
+    {
+      "match": "(?i)\\b(l_[-a-z0-9_]+)\\b",
+      "name": "variable.other.postgres"
+    },
+    {
+      "match": "(?i)\\b(immutable|volatile|stable|serial|primary|key|references|comment|column|schema|authorization|get|diagnostics|returning|drop|all|raise|notice|warning|exception|external|security|definer|language|grant|execute|on|to|function|procedure|returns|end|then|deterministic|exception|when|others|subtype|constant|range|binary_integer|declare|begin|in|out|is|as|exit|open|fetch|into|close|type|rowtype|default|\\.(extend|count|first|last|next|nextval|currval)|cost|alter|owner)\\b",
+      "name": "keyword.other.postgres"
+    },
+    {
+      "match": "(?i)\\b(select|perform|from|where|order\\s+by|group\\s+by|asc|desc|update|set|insert|into|values|delete|from|distinct|union|having|limit|table|of|prepare|(inner|left|outer) join)\\b",
+      "name": "keyword.other.sql.postgres"
+    },
+    {
+      "match": "[$][0-9]+",
+      "name": "storage.type.postgres"
+    },
+    {
+      "match": "(?i)\\b(dbms_lock|dbms_output)\\b",
+      "name": "support.class.postgres"
+    },
+    {
+      "match": "(?i)\\b(put_line)\\b",
+      "name": "support.function.postgres"
+    },
+    {
+      "begin": "'",
+      "end": "'",
+      "name": "string.quoted.single.postgres"
+    },
+    {
+      "begin": "\"",
+      "end": "\"",
+      "name": "string.quoted.double.postgres"
+    },
+    {
+      "match": "(?i)\\b(number|integer|bigint|varchar2|varchar|boolean|date|setof|record|query|numeric|void|character varying|text|([-a-z0-9_.]+%(row)?type))\\b",
+      "name": "storage.type.postgres"
+    }
+  ],
+  "scopeName": "source.plpgsql.postgres",
+  "uuid": "28DCE4DD-F5E1-4ED3-8847-64DA6B1F9163"
+}
diff --git a/assets/highlighting/yaml.json b/assets/highlighting/yaml.json
new file mode 100644
index 0000000..03e6fb4
--- /dev/null
+++ b/assets/highlighting/yaml.json
@@ -0,0 +1,66 @@
+{
+  "name": "YAML",
+  "fileTypes": ["yaml", "yml"],
+  "scopeName": "source.yaml",
+  "patterns": [
+    {
+      "name": "comment.line.number-sign.yaml",
+      "match": "#.*",
+      "captures": {
+        "0": {
+          "name": "punctuation.definition.comment.yaml"
+        }
+      }
+    },
+    {
+      "name": "entity.name.tag.yaml",
+      "match": "^\\s*\\w+",
+      "captures": {
+        "0": {
+          "name": "punctuation.definition.tag.yaml"
+        }
+      }
+    },
+    {
+      "name": "punctuation.separator.key-value.yaml",
+      "match": ":",
+      "captures": {
+        "0": {
+          "name": "punctuation.separator.key-value.yaml"
+        }
+      }
+    },
+    {
+      "name": "string.quoted.double.yaml",
+      "begin": "\"",
+      "end": "\"",
+      "patterns": [
+        {
+          "name": "constant.character.escape.yaml",
+          "match": "\\\\(x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{6}|.)"
+        }
+      ]
+    },
+    {
+      "name": "string.quoted.single.yaml",
+      "begin": "'",
+      "end": "'",
+      "patterns": [
+        {
+          "name": "constant.character.escape.yaml",
+          "match": "''"
+        }
+      ]
+    }
+  ],
+  "repository": {
+    "scalar-plain": {
+      "patterns": [
+        {
+          "match": "\\b(\\w+)\\b",
+          "name": "scalar.plain.yaml"
+        }
+      ]
+    }
+  }
+}
diff --git a/lib/screens/dashboard.dart b/lib/screens/dashboard.dart
index 382af71..971dd5b 100644
--- a/lib/screens/dashboard.dart
+++ b/lib/screens/dashboard.dart
@@ -89,13 +89,17 @@ class _DashboardScreenState extends State<DashboardScreen> {
     try {
       _signRecord = await _dailySign.getToday();
       _dailySign.listLastRecord(14).then((value) {
-        setState(() => _signRecordHistory = value);
+        if (mounted) {
+          setState(() => _signRecordHistory = value);
+        }
       });
     } catch (e) {
       context.showErrorDialog(e);
     }
 
-    setState(() => _signingDaily = false);
+    if (mounted) {
+      setState(() => _signingDaily = false);
+    }
   }
 
   Future<void> _signDaily() async {
diff --git a/lib/widgets/markdown_text_content.dart b/lib/widgets/markdown_text_content.dart
index c0dfeac..86fa8f9 100644
--- a/lib/widgets/markdown_text_content.dart
+++ b/lib/widgets/markdown_text_content.dart
@@ -1,12 +1,14 @@
 import 'package:flutter/material.dart';
-import 'package:flutter_markdown_selectionarea/flutter_markdown.dart';
+import 'package:flutter_markdown/flutter_markdown.dart';
 import 'package:gap/gap.dart';
 import 'package:get/get.dart';
+import 'package:google_fonts/google_fonts.dart';
 import 'package:markdown/markdown.dart' as markdown;
-import 'package:markdown/markdown.dart';
+import 'package:path/path.dart';
 import 'package:solian/providers/stickers.dart';
 import 'package:solian/widgets/attachments/attachment_list.dart';
 import 'package:solian/widgets/auto_cache_image.dart';
+import 'package:syntax_highlight/syntax_highlight.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
 import 'account/account_profile_popup.dart';
@@ -39,15 +41,6 @@ class MarkdownTextContent extends StatelessWidget {
       // Getting paragraph
       var paragraph = paragraphs[idx];
 
-      // Auto adding new-lines
-      if (isAutoWarp) {
-        paragraph = paragraph.replaceAll('\n', '\\\n');
-      }
-      const charactersToTrim = '\\\n\t\r ';
-      final trimPattern =
-          RegExp('^[$charactersToTrim]+|[$charactersToTrim]+\$');
-      paragraph = paragraph.trim().replaceAll(trimPattern, '');
-
       // Matching stickers
       final stickerMatch = stickerRegex.allMatches(paragraph);
       final isOnlySticker =
@@ -62,31 +55,48 @@ class MarkdownTextContent extends StatelessWidget {
           styleSheet: MarkdownStyleSheet.fromTheme(
             Theme.of(context),
           ).copyWith(
-            textScaleFactor: isLargeText ? 1.1 : 1,
-            blockquote: TextStyle(
-              color: Theme.of(context).colorScheme.onSurfaceVariant,
-            ),
-            blockquoteDecoration: BoxDecoration(
-              color: Theme.of(context).colorScheme.surfaceContainerHigh,
-              borderRadius: const BorderRadius.all(Radius.circular(4)),
-            ),
-            horizontalRuleDecoration: BoxDecoration(
-              border: Border(
-                top: BorderSide(
-                  width: 1.0,
-                  color: Theme.of(context).dividerColor,
+              textScaler: TextScaler.linear(isLargeText ? 1.1 : 1),
+              blockquote: TextStyle(
+                color: Theme.of(context).colorScheme.onSurfaceVariant,
+              ),
+              blockquoteDecoration: BoxDecoration(
+                color: Theme.of(context).colorScheme.surfaceContainerHigh,
+                borderRadius: const BorderRadius.all(Radius.circular(4)),
+              ),
+              horizontalRuleDecoration: BoxDecoration(
+                border: Border(
+                  top: BorderSide(
+                    width: 1.0,
+                    color: Theme.of(context).dividerColor,
+                  ),
                 ),
               ),
-            ),
-          ),
+              codeblockDecoration: BoxDecoration(
+                border: Border.all(
+                  color: Theme.of(context).dividerColor,
+                  width: 0.3,
+                ),
+                borderRadius: const BorderRadius.all(Radius.circular(4)),
+                color: Theme.of(context).colorScheme.surface.withOpacity(0.5),
+              )),
+          builders: {
+            'code': _MarkdownTextCodeElement(),
+          },
+          softLineBreak: true,
           extensionSet: markdown.ExtensionSet(
-            markdown.ExtensionSet.gitHubFlavored.blockSyntaxes,
+            <markdown.BlockSyntax>[
+              markdown.CodeBlockSyntax(),
+              ...markdown.ExtensionSet.commonMark.blockSyntaxes,
+              ...markdown.ExtensionSet.gitHubFlavored.blockSyntaxes,
+            ],
             <markdown.InlineSyntax>[
+              if (isAutoWarp) markdown.LineBreakSyntax(),
               _UserNameCardInlineSyntax(),
               _CustomEmoteInlineSyntax(),
-              markdown.EmojiSyntax(),
               markdown.AutolinkSyntax(),
               markdown.AutolinkExtensionSyntax(),
+              markdown.CodeSyntax(),
+              ...markdown.ExtensionSet.commonMark.inlineSyntaxes,
               ...markdown.ExtensionSet.gitHubFlavored.inlineSyntaxes
             ],
           ),
@@ -209,7 +219,7 @@ class MarkdownTextContent extends StatelessWidget {
   }
 }
 
-class _UserNameCardInlineSyntax extends InlineSyntax {
+class _UserNameCardInlineSyntax extends markdown.InlineSyntax {
   _UserNameCardInlineSyntax() : super(r'@[a-zA-Z0-9_]+');
 
   @override
@@ -225,7 +235,7 @@ class _UserNameCardInlineSyntax extends InlineSyntax {
   }
 }
 
-class _CustomEmoteInlineSyntax extends InlineSyntax {
+class _CustomEmoteInlineSyntax extends markdown.InlineSyntax {
   _CustomEmoteInlineSyntax() : super(r':([-\w]+):');
 
   @override
@@ -245,3 +255,45 @@ class _CustomEmoteInlineSyntax extends InlineSyntax {
     return true;
   }
 }
+
+class _MarkdownTextCodeElement extends MarkdownElementBuilder {
+  @override
+  Widget? visitElementAfter(
+    markdown.Element element,
+    TextStyle? preferredStyle,
+  ) {
+    var language = '';
+
+    if (element.attributes['class'] != null) {
+      String lg = element.attributes['class'] as String;
+      language = lg.substring(9).trim();
+    }
+    return SizedBox(
+      child: FutureBuilder(
+        future: (() async {
+          final docPath = '../../../';
+          final highlightingPath =
+              join(docPath, 'assets/highlighting', language);
+          await Highlighter.initialize([highlightingPath]);
+          return Highlighter(
+            language: highlightingPath,
+            theme: await HighlighterTheme.loadLightTheme(),
+          );
+        })(),
+        builder: (context, snapshot) {
+          if (snapshot.hasData) {
+            final highlighter = snapshot.data!;
+            return Text.rich(
+              highlighter.highlight(element.textContent.trim()),
+              style: GoogleFonts.robotoMono(),
+            );
+          }
+          return Text(
+            element.textContent.trim(),
+            style: GoogleFonts.robotoMono(),
+          );
+        },
+      ),
+    ).paddingAll(8);
+  }
+}
diff --git a/pubspec.lock b/pubspec.lock
index ed23db9..a3b72e3 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -795,14 +795,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.7.3+2"
-  flutter_markdown_selectionarea:
-    dependency: "direct main"
-    description:
-      name: flutter_markdown_selectionarea
-      sha256: d4bc27e70a5c40ebdab23a4b81f75d53696a214d4d1f13c12045b38a0ddc58a2
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.6.17+1"
   flutter_native_splash:
     dependency: "direct dev"
     description:
@@ -1986,6 +1978,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.3.0+3"
+  syntax_highlight:
+    dependency: "direct main"
+    description:
+      name: syntax_highlight
+      sha256: ee33b6aa82cc722bb9b40152a792181dee222353b486c0255fde666a3e3a4997
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.4.0"
   term_glyph:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 3d1472a..1b10a04 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -49,7 +49,6 @@ dependencies:
   dismissible_page: ^1.0.2
   share_plus: ^10.0.0
   flutter_cache_manager: ^3.3.3
-  flutter_markdown_selectionarea: ^0.6.17+1
   shared_preferences: ^2.2.3
   provider: ^6.1.2
   gal: ^2.3.0
@@ -84,6 +83,7 @@ dependencies:
   version: ^3.0.2
   action_slider: ^0.7.0
   in_app_review: ^2.0.9
+  syntax_highlight: ^0.4.0
 
 dev_dependencies:
   flutter_test:
@@ -103,6 +103,7 @@ flutter:
   assets:
     - assets/logo.png
     - assets/locales/
+    - assets/highlighting/
 
   fonts:
     - family: NotoSansEmoji