chore: release v1.0.0

Initial stable release of c-md transpiler.

Makefile

@@ -1,4 +1,5 @@
 NAME = c-md
+VERSION = 1.0.0
 TEST_BIN= c-md.test
 
 .DEFAULT_GOAL := all

README.md

@@ -48,33 +48,7 @@ int main(void)
 '''
 ```
 
-(Note: Use standard triple backticks in actual files)
-
-## Project Structure
-
-c-md supports mixed projects with both documented (`.c.md`) and regular (`.c`) files:
-
-```
-project/
-  srcs/
-    main.c.md       <- documented source
-    legacy.c        <- regular source
-  includes/
-    api.h.md        <- documented header
-    types.h         <- regular header
-  build/
-    srcs/
-      main.c        <- transpiled
-      legacy.c      <- symlinked
-    includes/
-      api.h         <- transpiled
-      types.h       <- symlinked
-    objs/
-      *.o
-    maps/
-      main.map      <- line mapping (for tooling)
-      api.map
-```
+(Note: Use standard triple backticks ` ``` ` in actual files)
 
 ## Usage
 
@@ -82,9 +56,9 @@ project/
 
 ```
 -h, --help            Show help message
--e, --ext <ext>   Extension to filter
--t, --transpile   File mode: transpile <input>
--o <file>         Output file 
+-e, --ext <ext>       Extension to extract (c, h, py, etc.)
+-i, --input <file>    Input file (default: stdin)
+-o, --output <file>   Output file (default: stdout)
 -m, --map <file>      Generate line mapping file
 ```
 
@@ -102,10 +76,13 @@ cat main.c.md | c-md -e c -m build/maps/main.map > main.c
 
 ```bash
 # Basic transpilation
-c-md -e c -t main.c.md -o build/main.c
+c-md -i main.c.md -o build/main.c
 
 # With line mapping
-c-md -e c -t main.c.md -o build/main.c -m build/maps/main.map
+c-md -i main.c.md -o build/main.c -m build/maps/main.map
+
+# Extension auto-inferred from filename
+c-md -i main.c.md -o build/main.c
 ```
 
 ### Makefile Integration
@@ -115,30 +92,19 @@ BUILD_DIR = build
 SRC_DIR = src
 
 $(BUILD_DIR)/%.c: $(SRC_DIR)/%.c.md
-	c-md -e c -t $< -o $@ -m $(BUILD_DIR)/maps/$*.map
+	c-md -i $< -o $@ -m $(BUILD_DIR)/maps/$*.map
 ```
 
-## Code Block Rules
+## Code Block Filtering
 
-Only code blocks with a matching extension are extracted:
+The transpiler extracts only code blocks matching the specified extension.
 
-```
-File: main.c.md (extension = c)
+For file `main.c.md` with `-e c`:
+- ` ```c ` blocks are extracted
+- ` ```python ` blocks are ignored
+- ` ``` ` blocks (no language) are ignored
 
-'''c           <- extracted (c == c)
-int foo(void);
-'''
-
-'''bash        <- ignored (bash != c)
-echo "hello"
-'''
-
-'''            <- ignored (no extension)
-some text
-'''
-```
-
-Multiple code blocks are concatenated with a blank line separator.
+Multiple matching code blocks are concatenated with a blank line separator.
 
 ## Line Mapping
 
@@ -151,6 +117,7 @@ source lines (`.c.md`) and output lines (`.c`). This enables:
 
 ## Status
 
+**v1.0.0** - Initial stable release
 
 ## License