refactor: restructure project into a workspace by introducing a plugin API crate and modularizing individual plugin definitions.

Cargo.toml

@@ -1,41 +1,46 @@
+[workspace]
+members = [
+    ".",
+    "crates/convertis-plugin-api",
+    "plugins/ffmpeg-audio",
+    "plugins/ffmpeg-video",
+    "plugins/ffmpeg-video-to-frames",
+    "plugins/ffmpeg-frames-to-video",
+    "plugins/native-image",
+    "plugins/image-ascii",
+    "plugins/html",
+    "plugins/imagemagick",
+    "plugins/graphicsmagick",
+]
+resolver = "2"
+
+[workspace.package]
+version = "0.3.0"
+edition = "2024"
+authors = ["Elias Wendland <eliaswendland@pm.me>"]
+license = "GPL-3.0-only"
+repository = "https://git.ewenlau.net/ewenlau/convertis"
+
+[workspace.dependencies]
+convertis-plugin-api = { path = "crates/convertis-plugin-api", version = "=0.3.0" }
+base64 = "0.22"
+image = "0.25.10"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+tempfile = "3.27.0"
+
 [package]
 name = "convertis"
-version = "0.2.0"
-edition = "2024"
-description = "A program attempting to be a universal file converter"
-repository = "https://git.ewenlau.net/ewenlau/convertis"
-authors = ["Elias Wendland <eliaswendland@pm.me>"]
-license = "GPL-3.0-only" 
+version.workspace = true
+edition.workspace = true
+description = "A modular universal file converter"
+repository.workspace = true
+authors.workspace = true
+license.workspace = true
 readme = "README.md"
 keywords = ["converter", "ffmpeg", "image", "video", "audio"]
-categories = ["command-line-utilities", "development-tools", "multimedia", "command-line-interface"]
-
-exclude = [
-    ".github/",
-    ".gitea/",
-    "target/",
-    "*.log"
-]
-
-[package.metadata.deb]
-maintainer = "Elias Wendland <eliaswendland@pm.me>"
-copyright = "2026, Elias Wendland"
-depends = "$auto"
-section = "utility"
-priority = "optional"
-assets = [
-    ["target/release/convertis", "usr/bin/", "755"],
-    ["README.md", "usr/share/doc/convertis/README", "644"],
-    ["target/man/convertis.1", "usr/share/man/man1/convertis.1", "644"]
-]
-
-[package.metadata.generate-rpm]
-assets = [
-    { source = "target/release/convertis", dest = "/usr/bin/convertis", mode = "755" },
-    { source = "target/man/convertis.1", dest = "/usr/share/man/man1/convertis.1", mode = "644" }
-]
-
-[package.metadata.generate-rpm.requires]
+categories = ["command-line-utilities", "multimedia"]
+exclude = [".github/", "target/", "*.log"]
 
 [build-dependencies]
 clap = { version = "4.6.1", features = ["derive"] }
@@ -44,11 +49,12 @@ tracing = "0.1.44"
 
 [dependencies]
 clap = { version = "4.6.1", features = ["derive"] }
-image = "0.25.10"
+convertis-plugin-api.workspace = true
 infer = "0.16.0"
-petgraph = "0.8.3"
-tempfile = "3.27.0"
-thiserror = "2.0.18"
-tokio = { version = "1.52.3", features = ["rt", "rt-multi-thread"] }
+gif = "0.14"
+libloading = "0.8"
+serde.workspace = true
+serde_json.workspace = true
+tempfile.workspace = true
 tracing = "0.1.44"
 tracing-subscriber = "0.3.23"