chore: migrate deps to namespace syntax (mcpp 0.0.6)

Updates mcpp.toml to use explicit namespace fields:
- [package].namespace added
- [package].name → short name only
- [dependencies.compat] for non-modular libs (mbedtls, gtest, lua)
- [dependencies.mcpplibs.capi] for C API wrappers

Author: Sunrisepeak

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v4
 
       # Bootstrap xlings — the tool that the workspace's `.xlings.json`
-      # binds tool versions to (here it pins mcpp 0.0.4).
+      # binds tool versions to (here it pins mcpp 0.0.6).
       - name: Install xlings
         env:
           XLINGS_VERSION: 0.4.25
@@ -32,13 +32,13 @@ jobs:
 
       # Cache mcpp's self-bootstrapped sandbox: musl-gcc + binutils +
       # glibc + ninja + patchelf, plus the cloned mcpp-index. ~800 MB
-      # one-time download — reused across runs since mcpp 0.0.4's
+      # one-time download — reused across runs since mcpp 0.0.6's
       # toolchain set is version-pinned.
       - name: Cache mcpp sandbox
         uses: actions/cache@v4
         with:
-          path: ~/.xlings/data/xpkgs/xim-x-mcpp/0.0.4/registry
-          key: mcpp-sandbox-${{ runner.os }}-mcpp0.0.4
+          path: ~/.xlings/data/xpkgs/xim-x-mcpp/0.0.6/registry
+          key: mcpp-sandbox-${{ runner.os }}-mcpp0.0.6
 
       - name: Build with mcpp
         run: mcpp build

.xlings.json

@@ -1,5 +1,5 @@
 {
   "workspace": {
-    "mcpp": { "linux": "0.0.4" }
+    "mcpp": { "linux": "0.0.6" }
   }
 }

mcpp.toml

@@ -1,5 +1,6 @@
 [package]
-name        = "mcpplibs.tinyhttps"
+namespace   = "mcpplibs"
+name        = "tinyhttps"
 version     = "0.2.2"
 description = "Minimal C++23 HTTP/HTTPS client with SSE streaming support"
 license     = "Apache-2.0"
@@ -11,9 +12,9 @@ kind = "lib"
 # mbedtls is the only runtime dep. mcpp 0.0.3's transitive walker pulls
 # its headers + libmbedtls.a into anything that imports tinyhttps, so
 # downstream projects (e.g. mcpplibs.llmapi) don't need to repeat it.
-[dependencies]
+[dependencies.compat]
 mbedtls = "3.6.1"
 
 # `mcpp test` resolves these and discovers tests/**/*.cpp automatically.
-[dev-dependencies]
+[dev-dependencies.compat]
 gtest = "1.15.2"